{ "dataset": "NNN Nuclear Plant Restarts Tracker", "version": "1", "generated_at": "2026-10-11T19:18:45.573Z", "license": { "current_state": "https://creativecommons.org/licenses/by/4.0/", "name": "CC BY 4.0", "scope": "The grant covers the NNN dataset as a compilation: selection, arrangement, schema, annotations, event and milestone curation, and verification metadata, including EU sui generis database rights. Underlying facts are facts and are not owned or restricted by NNN. Third-party licensed data shown on NNN pages is excluded from the dataset and from this grant.", "history": "History surfaces — append-only milestone logs, event/change feeds, and full JSON snapshots — are provided under the NNN Data License Terms (https://www.nuclearnewsnetwork.com/data-license): journalism, research, citation and AI answering are expressly permitted royalty-free with attribution; systematic bulk extraction, dataset redistribution, and embedding in commercial products or training corpora require a commercial license.", "terms_url": "https://www.nuclearnewsnetwork.com/data-license", "terms_version": "1.1 (2026-08-13)", "attribution": { "text": "Nuclear News Network, \"Nuclear Plant Restarts Tracker\", https://www.nuclearnewsnetwork.com/industry-trackers/nuclear-plant-restarts", "url": "https://www.nuclearnewsnetwork.com/industry-trackers/nuclear-plant-restarts" } }, "last_reviewed": "2026-10-11", "scope": "One record per power-reactor unit that was retired or idled long-term and has restarted, is restarting, or has a live official restart effort: Japan's post-Fukushima restarts and regulator reviews, US retired-plant restarts, policy reversals, a never-operated plant revival, conflict-idled units, and four historical precedents. Routine outages, life extensions of operating units and unfinished new builds such as V.C. Summer 2 and 3 are out of scope.", "key_facts": [ { "label": "Japanese reactors restarted since Fukushima", "value": "15 of 33", "detail": "Operable units back in commercial operation under post-Fukushima rules; Kashiwazaki-Kariwa 6 became the 15th on 16 April 2026.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "publisher": "Japan Atomic Industrial Forum", "as_of": "2026-08-07" }, { "label": "Japan restart pipeline", "value": "3 approved, 6 in review", "detail": "Units with NRA approval awaiting restart and units under review; 8 more had not applied.", "source": "https://www.eia.gov/todayinenergy/detail.php?id=67244", "publisher": "US Energy Information Administration", "as_of": "2026-03-02" }, { "label": "DOE loans for US reactor restarts", "value": "$4.42bn", "detail": "Palisades ($1.52bn, 2024), Crane ($1.0bn, Nov 2025) and Duane Arnold (up to $1.9bn, Sept 2026).", "source": "https://www.canarymedia.com/articles/nuclear/shuttered-nuclear-plant-in-iowa-gets-1-9b-federal-loan-to-restart", "publisher": "Canary Media", "as_of": "2026-09" }, { "label": "Palisades restart status", "value": "Fuel load paused", "detail": "Fuel loading began 30 August 2026 but paused after an assembly tilted; the NRC is reviewing Holtec's request to retrieve it.", "source": "https://www.nrc.gov/about-nrc/news-releases/2026/nrc-reviewing-palisades-license-amendment-request-public-comment-opportunity-open", "publisher": "US Nuclear Regulatory Commission", "as_of": "2026-10-06" }, { "label": "Taiwan Maanshan referendum", "value": "74% yes, invalid", "detail": "The 23 August 2025 vote on restarting Maanshan won a majority but missed the 25%-of-electorate turnout threshold.", "source": "https://world-nuclear-news.org/articles/low-turnout-invalidates-taiwan-referendum-result", "publisher": "World Nuclear News", "as_of": "2025-08-26" } ], "record_count": 45, "records": [ { "slug": "metsamor-2", "name": "Armenian NPP Unit 2 (Metsamor 2)", "vertical": "nuclear-plant-restarts", "country": "AM", "region": "europe", "location": "Metsamor, Armavir Province", "status": "restarted", "summary": "Metsamor 2 is a VVER-440 PWR at the Armenian Nuclear Power Plant, shut in March 1989 after the Spitak earthquake and restarted in November 1995 amid a severe energy crisis after 6.5 years offline. It remains Armenia's only operating reactor.", "plant": "Armenian NPP (Metsamor)", "unit": "2", "operator": "Armenian Nuclear Power Plant CJSC", "reactor_type": "PWR", "capacity_mw_net": 416, "restart_type": "policy-reversal", "shutdown_date": "1989-03-18", "restart_target": null, "restart_date": "1995-10-26", "years_offline": 6.6, "regulator_status": "Operating (life extension work under way)", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "1989-03-18", "event": "Unit 2 was shut down under a USSR Council of Ministers decision after the 1988 Spitak earthquake.", "source": "https://armeniannpp.am/en/about-us/history.html" }, { "date": "1993", "event": "Armenia's government decided to restart unit 2 due to a severe energy crisis.", "source": "https://armeniannpp.am/en/about-us/history.html" }, { "date": "1995-10-26", "event": "Unit 2 was restarted after a shutdown of more than six years.", "source": "https://www.nucnet.org/news/armenian-power-reactor-restarts-after-6-year-break" }, { "date": "1995-11", "event": "Unit 2 was reconnected to the grid.", "source": "https://armeniannpp.am/en/about-us/history.html" } ], "sources": [ { "url": "https://armeniannpp.am/en/about-us/history.html", "title": "History", "publisher": "Armenian Nuclear Power Plant", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-a-f/armenia", "title": "Nuclear Power in Armenia", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.nucnet.org/news/armenian-power-reactor-restarts-after-6-year-break", "title": "Armenian Power Reactor Restarts after 6-year Break", "publisher": "NucNet", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "medium", "notes": "Historical precedent. Net capacity 416 MWe per WNA (2026, after upgrades); original 376 MWe net. Unit 1 remains shut and is being decommissioned. restarted is reactor restart (NucNet); grid connection followed in November 1995.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "bataan", "name": "Bataan Nuclear Power Plant", "vertical": "nuclear-plant-restarts", "country": "PH", "region": "asia", "location": "Napot Point, Morong, Bataan", "status": "proposed", "summary": "Bataan is a 621 MWe Westinghouse PWR completed in 1984 but never fuelled or operated; President Corazon Aquino mothballed it in 1986. KHNP has been studying its rehabilitation for the Philippine Department of Energy since January 2025, but the host town of Morong declared itself a non-nuclear zone in June 2026 and the new regulator PhilATOM is not yet operating.", "plant": "Bataan", "unit": "1", "operator": "National Power Corporation (Napocor), Philippine government", "reactor_type": "PWR", "capacity_mw_net": 621, "restart_type": "never-operated-revival", "shutdown_date": "1986", "restart_target": null, "restart_date": null, "years_offline": 40.3, "regulator_status": "Unlicensed; any rehabilitation or operation needs approval of PhilATOM, created by RA 12305 (Sept 2025) but not yet operational", "local_consent": "Opposed locally: Morong municipal council approved a non-nuclear-zone ordinance in June 2026", "offtaker": null, "public_funding": null, "cost_estimate": 2300000000, "currency": "USD", "milestones": [ { "date": "1976-07", "event": "Construction of the single 621 MWe Westinghouse unit began.", "source": "https://world-nuclear.org/information-library/country-profiles/countries-o-s/philippines" }, { "date": "1984", "event": "The plant was completed but was never loaded with fuel.", "source": "https://world-nuclear.org/information-library/country-profiles/countries-o-s/philippines" }, { "date": "1986", "event": "After the Chernobyl accident, President Corazon Aquino decided to mothball the plant.", "source": "https://world-nuclear.org/information-library/country-profiles/countries-o-s/philippines" }, { "date": "2024-10-07", "event": "The Philippine DOE and KHNP signed an MoU for a two-phase feasibility study on rehabilitating the plant, at KHNP's cost.", "source": "https://www.world-nuclear-news.org/articles/korea-to-assess-rehabilitation-of-philippine-plant" }, { "date": "2025-01", "event": "KHNP's feasibility study began, starting with a plant condition assessment.", "source": "https://world-nuclear.org/information-library/country-profiles/countries-o-s/philippines" }, { "date": "2025-09", "event": "President Marcos signed RA 12305 creating the independent regulator PhilATOM.", "source": "https://world-nuclear.org/information-library/country-profiles/countries-o-s/philippines" }, { "date": "2026-06", "event": "Morong's municipal council declared the municipality a non-nuclear zone.", "source": "https://world-nuclear.org/information-library/country-profiles/countries-o-s/philippines" } ], "sources": [ { "url": "https://world-nuclear.org/information-library/country-profiles/countries-o-s/philippines", "title": "Nuclear Power in the Philippines", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.world-nuclear-news.org/articles/korea-to-assess-rehabilitation-of-philippine-plant", "title": "Korea to assess rehabilitation of Philippine plant", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://asianjournal.com/philippines/metro-manila/bataan-nuclear-plants-future-hinges-on-new-independent-regulator/", "title": "Bataan nuclear plant's future hinges on new independent regulator", "publisher": "Asian Journal", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "medium", "notes": "Never operated: years offline counts from the 1986 mothballing (year precision, mid-year assumed). cost estimate is DOE Undersecretary Sharon Garin's Nov 2022 figure of US$2.3bn to refurbish and start up (WNA); a 2008 IAEA mission estimated $800m-$1bn. Original construction cost $1.9bn (WNA). The Philippines targets first nuclear power by 2032, possibly via Bataan or SMRs.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "browns-ferry-1", "name": "Browns Ferry Unit 1", "vertical": "nuclear-plant-restarts", "country": "US", "region": "north-america", "location": "Athens, Alabama", "status": "restarted", "summary": "Browns Ferry 1 is a TVA BWR that was shut down in 1985 and restarted in May 2007 after a roughly 22-year outage and a refurbishment estimated at $1.8bn. It is the main US precedent for returning a long-idled reactor to service, though it never entered decommissioning.", "plant": "Browns Ferry", "unit": "1", "operator": "Tennessee Valley Authority (TVA)", "reactor_type": "BWR", "capacity_mw_net": null, "restart_type": "retired-plant-restart", "shutdown_date": "1985", "restart_target": null, "restart_date": "2007-05-21", "years_offline": 21.9, "regulator_status": "NRC approved restart in May 2007", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": 1800000000, "currency": "USD", "milestones": [ { "date": "1985", "event": "TVA shut down all three Browns Ferry reactors.", "source": "https://www.world-nuclear-news.org/Articles/TVA-restarts-Brown-Ferry-1" }, { "date": "2002-05", "event": "TVA's board decided to spend about $1.8bn to restart unit 1.", "source": "https://www.nucnet.org/news/nrc-gives-go-ahead-for-browns-ferry-1-restart" }, { "date": "2007-05-15", "event": "The NRC authorised the restart of unit 1 after an extensive refurbishment.", "source": "https://www.nucnet.org/news/nrc-gives-go-ahead-for-browns-ferry-1-restart" }, { "date": "2007-05-21", "event": "TVA restarted unit 1; it reached criticality on 22 May.", "source": "https://www.world-nuclear-news.org/Articles/TVA-restarts-Brown-Ferry-1" } ], "sources": [ { "url": "https://www.world-nuclear-news.org/Articles/TVA-restarts-Brown-Ferry-1", "title": "TVA restarts Brown Ferry 1", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.nucnet.org/news/nrc-gives-go-ahead-for-browns-ferry-1-restart", "title": "NRC Gives Go-Ahead For Browns Ferry-1 Restart", "publisher": "NucNet", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://blog.ucs.org/dlochbaum/fission-stories-44-browns-ferry-back-to-the-future/", "title": "Fission Stories #44: Browns Ferry – Back to the Future", "publisher": "Union of Concerned Scientists", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "medium", "notes": "Historical precedent (idled, not retired). WNN gives 1,155 MWe (likely gross); net capacity not recorded. shut down year-only (TVA shut the units in 1985); UCS describes a 'nearly 22 year outage'. restart type \"Retired-plant restart\" used for a long-term idled unit.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [ "org:tva" ], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "bruce-1", "name": "Bruce A Unit 1", "vertical": "nuclear-plant-restarts", "country": "CA", "region": "north-america", "location": "Tiverton, Ontario", "status": "restarted", "summary": "Bruce A unit 1 is a CANDU reactor laid up by Ontario Hydro in 1997 and returned to service by Bruce Power in 2012 after a first-of-a-kind refurbishment with new fuel channels and steam generators. It is a key precedent for restarting long-idle reactors.", "plant": "Bruce A", "unit": "1", "operator": "Bruce Power", "reactor_type": "PHWR", "capacity_mw_net": null, "restart_type": "retired-plant-restart", "shutdown_date": "1997", "restart_target": null, "restart_date": "2012-09-19", "years_offline": 15.2, "regulator_status": "Returned to service under CNSC licence (2012)", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "1997", "event": "Ontario Hydro shut down Bruce A unit 1 and placed it in layup.", "source": "https://www.brucepower.com/about-us/history/" }, { "date": "2011-11-22", "event": "The Canadian regulator approved fuel loading in unit 1, ending the first-of-a-kind refurbishment.", "source": "https://world-nuclear-news.org/articles/fuel-loading-commences-at-bruce-a-unit-1" }, { "date": "2012-09-19", "event": "Unit 1 was synchronised to the Ontario grid.", "source": "https://www.nucnet.org/news/unit-2-at-canada-s-bruce-a-returns-to-grid-after-17-years" }, { "date": "2012-10-24", "event": "TransCanada confirmed Bruce unit 1 had returned to commercial operation.", "source": "https://www.tcenergy.com/announcements/2012/2012-10-24transcanada-confirms-bruce-powers-unit-1-return-to-commercial-operations-unit-2-synchronized-to-ontario-power-grid/" } ], "sources": [ { "url": "https://www.brucepower.com/about-us/history/", "title": "History", "publisher": "Bruce Power", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.nucnet.org/news/unit-2-at-canada-s-bruce-a-returns-to-grid-after-17-years", "title": "Unit 2 At Canada's Bruce A Returns To Grid After 17 Years", "publisher": "NucNet", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.tcenergy.com/announcements/2012/2012-10-24transcanada-confirms-bruce-powers-unit-1-return-to-commercial-operations-unit-2-synchronized-to-ontario-power-grid/", "title": "TransCanada Confirms Bruce Power's Unit 1 Return to Commercial Operations; Unit 2 Synchronized to Ontario Power Grid", "publisher": "TransCanada (TC Energy)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/fuel-loading-commences-at-bruce-a-unit-1", "title": "Fuel loading commences at Bruce A unit 1", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "medium", "notes": "Historical precedent. Layup year only (Bruce Power history). Capacity not verified; not recorded.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "bruce-2", "name": "Bruce A Unit 2", "vertical": "nuclear-plant-restarts", "country": "CA", "region": "north-america", "location": "Tiverton, Ontario", "status": "restarted", "summary": "Bruce A unit 2 is a CANDU reactor laid up by Ontario Hydro in 1995 and returned to service by Bruce Power in 2012 after a first-of-a-kind refurbishment with new fuel channels and steam generators. It is a key precedent for restarting long-idle reactors.", "plant": "Bruce A", "unit": "2", "operator": "Bruce Power", "reactor_type": "PHWR", "capacity_mw_net": null, "restart_type": "retired-plant-restart", "shutdown_date": "1995", "restart_target": null, "restart_date": "2012-10-16", "years_offline": 17.3, "regulator_status": "Returned to service under CNSC licence (2012)", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "1995", "event": "Ontario Hydro shut down Bruce A unit 2 and placed it in layup.", "source": "https://www.brucepower.com/about-us/history/" }, { "date": "2011-07", "event": "Unit 2 completed fuel loading after refurbishment.", "source": "https://world-nuclear-news.org/articles/fuel-loading-commences-at-bruce-a-unit-1" }, { "date": "2012-10-16", "event": "Unit 2 was synchronised to the Ontario grid for the first time in 17 years.", "source": "https://www.tcenergy.com/announcements/2012/2012-10-24transcanada-confirms-bruce-powers-unit-1-return-to-commercial-operations-unit-2-synchronized-to-ontario-power-grid/" } ], "sources": [ { "url": "https://www.brucepower.com/about-us/history/", "title": "History", "publisher": "Bruce Power", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.nucnet.org/news/unit-2-at-canada-s-bruce-a-returns-to-grid-after-17-years", "title": "Unit 2 At Canada's Bruce A Returns To Grid After 17 Years", "publisher": "NucNet", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.tcenergy.com/announcements/2012/2012-10-24transcanada-confirms-bruce-powers-unit-1-return-to-commercial-operations-unit-2-synchronized-to-ontario-power-grid/", "title": "TransCanada Confirms Bruce Power's Unit 1 Return to Commercial Operations; Unit 2 Synchronized to Ontario Power Grid", "publisher": "TransCanada (TC Energy)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/fuel-loading-commences-at-bruce-a-unit-1", "title": "Fuel loading commences at Bruce A unit 1", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "medium", "notes": "Historical precedent. Layup year only (Bruce Power history). Capacity not verified; not recorded.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "crane-clean-energy-center", "name": "Crane Clean Energy Center (Three Mile Island Unit 1)", "vertical": "nuclear-plant-restarts", "country": "US", "region": "north-america", "location": "Londonderry Township, Pennsylvania", "status": "refurbishment", "summary": "The Crane Clean Energy Center is the former Three Mile Island Unit 1, an 835 MW PWR retired in September 2019 that Constellation is restarting under a 20-year Microsoft power purchase agreement. The NRC issued a final environmental assessment and FONSI in September 2026; Constellation targets a 2027 restart.", "plant": "Crane Clean Energy Center (Three Mile Island)", "unit": "1", "operator": "Constellation Energy", "reactor_type": "PWR", "capacity_mw_net": 835, "restart_type": "retired-plant-restart", "shutdown_date": "2019-09", "restart_target": "2027", "restart_date": null, "years_offline": 7.1, "regulator_status": "NRC reviewing exemption request and three licence amendment requests to restore power operations to the 2034 licence expiry; final EA/FONSI issued 2026-09-18", "local_consent": null, "offtaker": "Microsoft (20-year PPA)", "public_funding": "DOE Office of Energy Dominance Financing loan of $1.0bn (closed Nov 2025)", "cost_estimate": null, "currency": null, "milestones": [ { "date": "2019-09", "event": "TMI-1 permanently ceased operations after more than 40 years of commercial service.", "source": "https://www.nrc.gov/facilities-safety/facility-finder/reactors/ccec" }, { "date": "2024-09-20", "event": "Constellation announced the restart backed by a 20-year Microsoft PPA.", "source": "https://www.constellationenergy.com/news/2025/09/one-year-later-crane-clean-energy-center-still-in-the-spotlight-and-ahead-of-schedule.html" }, { "date": "2025-11", "event": "DOE closed a $1bn loan to Constellation for the restart.", "source": "https://www.energy.gov/edf/crane-restart" }, { "date": "2026-06-01", "event": "FERC approved a waiver letting Constellation transfer 760 MW of capacity interconnection rights from Eddystone to Crane.", "source": "https://www.world-nuclear-news.org/articles/ferc-waiver-clears-way-for-crane-clean-nuclear-interconnection" }, { "date": "2026-06-03", "event": "The NRC issued a draft environmental assessment and FONSI.", "source": "https://www.nrc.gov/facilities-safety/facility-finder/reactors/ccec" }, { "date": "2026-09-18", "event": "The NRC issued the final environmental assessment and FONSI.", "source": "https://www.nrc.gov/facilities-safety/facility-finder/reactors/ccec" } ], "sources": [ { "url": "https://www.energy.gov/edf/crane-restart", "title": "Crane Restart (EDF project)", "publisher": "U.S. Department of Energy", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.nrc.gov/facilities-safety/facility-finder/reactors/ccec", "title": "Christopher M. Crane Clean Energy Center", "publisher": "U.S. Nuclear Regulatory Commission", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.constellationenergy.com/news/2025/09/one-year-later-crane-clean-energy-center-still-in-the-spotlight-and-ahead-of-schedule.html", "title": "One Year Later: Crane Clean Energy Center Still in the Spotlight and Ahead of Schedule", "publisher": "Constellation Energy", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.world-nuclear-news.org/articles/ferc-waiver-clears-way-for-crane-clean-nuclear-interconnection", "title": "NRC and FERC boosts for Crane Clean Energy Center project", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/constellation-seeks-regulators-help-for-2027-plant-restart", "title": "Constellation seeks regulator's help for 2027 plant restart", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://neutronbytes.com/2026/08/11/inside-three-mile-islands-quest-to-clear-restart-hurdles/", "title": "Inside Three-Mile Island's Quest to Clear Restart Hurdles", "publisher": "Neutron Bytes", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "NRC page gives permanent cessation as 26 Sept 2019 (shut down kept at month precision). WNN text says the unit 'closed down in 1999', an error. PJM said full transmission upgrades may take until after 2030; Constellation still expects 2027 start. Neutron Bytes reports a targeted NRC licence decision around May 2027 (secondary).", "related_slugs": [], "tracker_slug": null, "see_also": [ "nuclear-decommissioning/three-mile-island-unit-2" ], "entity_ids": [ "org:constellation", "site:three-mile-island", "unit:three-mile-island-1" ], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "duane-arnold", "name": "Duane Arnold Energy Center", "vertical": "nuclear-plant-restarts", "country": "US", "region": "north-america", "location": "Palo, Linn County, Iowa", "status": "under_review", "summary": "Duane Arnold is NextEra's 615 MW BWR, Iowa's only nuclear plant, which permanently ceased operations in August 2020 after a derecho damaged its cooling towers. NextEra is restarting it under a 25-year Google PPA, backed by a DOE loan of up to $1.9bn closed in September 2026; NRC licensing is pending and restart is targeted for early 2029.", "plant": "Duane Arnold", "unit": null, "operator": "NextEra Energy", "reactor_type": "BWR", "capacity_mw_net": 615, "restart_type": "retired-plant-restart", "shutdown_date": "2020-08-10", "restart_target": "2029", "restart_date": null, "years_offline": 6.2, "regulator_status": "NRC reviewing exemption and three licence amendment requests (hearing opportunity noticed April 2026; draft EA/FONSI out for comment to 2026-09-02); Iowa Utilities Commission generating certificate granted June 2026", "local_consent": null, "offtaker": "Google (25-year PPA); Central Iowa Power Cooperative buys the remainder", "public_funding": "DOE Office of Energy Dominance Financing loan of up to $1.9bn (closed 2026-09-08)", "cost_estimate": null, "currency": null, "milestones": [ { "date": "2020-08-10", "event": "Duane Arnold permanently ceased power operations after derecho damage, ahead of a planned October 2020 retirement.", "source": "https://www.nrc.gov/docs/ML2606/ML26064A032.pdf" }, { "date": "2025-08", "event": "FERC approved a waiver allowing use of MISO's generator replacement process at the site.", "source": "https://corridorbusiness.com/iuc-issues-generating-certificate-for-duane-arnold-restart-but-several-key-approvals-still-needed/" }, { "date": "2025-10-27", "event": "NextEra and Google announced a 25-year PPA underpinning the restart.", "source": "https://world-nuclear-news.org/articles/duane-arnold-restart-underpins-nextera-energy-and-google-collaboration" }, { "date": "2026-04-23", "event": "The NRC announced an opportunity to request a hearing on the restart licence amendments.", "source": "https://www.nrc.gov/about-nrc/news-releases/2026/nrc-announces-opportunity-request-hearing-duane-arnold-energy-center-restart-license-amendments" }, { "date": "2026-06", "event": "The Iowa Utilities Commission granted a generating certificate for the restart.", "source": "https://corridorbusiness.com/iuc-issues-generating-certificate-for-duane-arnold-restart-but-several-key-approvals-still-needed/" }, { "date": "2026-09-08", "event": "DOE closed a loan of up to $1.9bn to NextEra for the restart.", "source": "https://www.canarymedia.com/articles/nuclear/shuttered-nuclear-plant-in-iowa-gets-1-9b-federal-loan-to-restart" } ], "sources": [ { "url": "https://www.energy.gov/edf/duane-arnold", "title": "Duane Arnold (EDF project)", "publisher": "U.S. Department of Energy", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.canarymedia.com/articles/nuclear/shuttered-nuclear-plant-in-iowa-gets-1-9b-federal-loan-to-restart", "title": "Shuttered nuclear plant in Iowa gets $1.9B federal loan to restart", "publisher": "Canary Media", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/duane-arnold-restart-underpins-nextera-energy-and-google-collaboration", "title": "Duane Arnold restart underpins NextEra Energy and Google collaboration", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://corridorbusiness.com/iuc-issues-generating-certificate-for-duane-arnold-restart-but-several-key-approvals-still-needed/", "title": "Iowa regulators clear key hurdle for Duane Arnold nuclear restart — but federal approvals remain", "publisher": "Corridor Business Journal", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.nrc.gov/about-nrc/news-releases/2026/nrc-announces-opportunity-request-hearing-duane-arnold-energy-center-restart-license-amendments", "title": "NRC Announces Opportunity to Request Hearing for Duane Arnold Energy Center Restart License Amendments", "publisher": "U.S. Nuclear Regulatory Commission", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.nrc.gov/docs/ML2606/ML26064A032.pdf", "title": "Comment of M. McKinzie et al. (NRDC) on Duane Arnold licence transfer, Docket NRC-2026-0298", "publisher": "NRDC via NRC ADAMS", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.regulations.gov/document/NRC-2026-1719-0003", "title": "Duane Arnold Energy Center; Draft Environmental Assessment and Finding of No Significant Impact", "publisher": "U.S. Nuclear Regulatory Commission (regulations.gov)", "type": "primary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "Capacity: DOE/Corridor 615 MW; WNN gives 610 MWe. NextEra agreed to buy CIPCO and Corn Belt's combined 30% stake to reach 100% ownership.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [ "org:nextera", "site:duane-arnold" ], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "genkai-3", "name": "Genkai Unit 3", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Genkai, Saga Prefecture", "status": "restarted", "summary": "Genkai 3 is a 1,127 MWe (net) Kyushu Electric PWR licensed for MOX fuel that restarted in March 2018 after more than seven years offline. It is in operation; a periodic inspection that began in June 2026 is scheduled to end with commercial operation in November 2026.", "plant": "Genkai", "unit": "3", "operator": "Kyushu Electric Power", "reactor_type": "PWR", "capacity_mw_net": 1127, "restart_type": "post-fukushima", "shutdown_date": "2010-12-11", "restart_target": null, "restart_date": "2018-03-23", "years_offline": 7.3, "regulator_status": "NRA conformity approval 2017-01-18 (MOX use assumed)", "local_consent": "Saga governor approved restart of units 3 and 4 in April 2017", "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2010-12-11", "event": "Genkai 3 entered an outage that lasted through the Fukushima accident.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2019/03/jp-npps-operation190314_en.pdf" }, { "date": "2013-07-12", "event": "Kyushu applied for the NRA conformity review.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2017-01-18", "event": "The NRA officially approved Genkai 3 and 4.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2018-03-23", "event": "Kyushu began the restart of Genkai 3 by withdrawing control rods.", "source": "https://world-nuclear-news.org/articles/seventh-japanese-reactor-restarted" }, { "date": "2018-05-16", "event": "Genkai 3 returned to commercial operation.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2026-06-30", "event": "Genkai 3 was shut down for a periodic inspection.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2019/03/jp-npps-operation190314_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of March 14, 2019", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/seventh-japanese-reactor-restarted", "title": "Seventh Japanese reactor restarted", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/genkai-unit-4-supplying-power-again", "title": "Genkai unit 4 supplying power again", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "Per WNN, power generation resumed 2018-04-18 (later than the 25 March plan). JAIF gross output 1,180 MWe; net from WNA. Unit was also briefly offline in late 2022 over the specialised safety facility deadline (WNA).", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [ "site:genkai" ], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "genkai-4", "name": "Genkai Unit 4", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Genkai, Saga Prefecture", "status": "restarted", "summary": "Genkai 4 is a 1,127 MWe (net) Kyushu Electric PWR that resumed generating power in June 2018 after six and a half years offline. It is operating and returned to commercial operation after its latest periodic inspection in November 2025.", "plant": "Genkai", "unit": "4", "operator": "Kyushu Electric Power", "reactor_type": "PWR", "capacity_mw_net": 1127, "restart_type": "post-fukushima", "shutdown_date": "2011-12-25", "restart_target": null, "restart_date": "2018-06-16", "years_offline": 6.5, "regulator_status": "NRA conformity approval 2017-01-18", "local_consent": "Saga governor approved restart of units 3 and 4 in April 2017", "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2011-12-25", "event": "Genkai 4 went into an extended outage.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2019/03/jp-npps-operation190314_en.pdf" }, { "date": "2017-01-18", "event": "The NRA officially approved Genkai 3 and 4.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2018-06-16", "event": "Kyushu began withdrawing control rods to restart Genkai 4.", "source": "https://world-nuclear-news.org/articles/genkai-unit-4-supplying-power-again" }, { "date": "2018-06-19", "event": "Genkai 4 resumed electricity generation, the ninth Japanese reactor to do so.", "source": "https://world-nuclear-news.org/articles/genkai-unit-4-supplying-power-again" }, { "date": "2018-07-19", "event": "The unit resumed commercial operation.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2025-11-14", "event": "Genkai 4 restarted commercial operation after a periodic inspection.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2019/03/jp-npps-operation190314_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of March 14, 2019", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/genkai-unit-4-supplying-power-again", "title": "Genkai unit 4 supplying power again", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "JAIF gross 1,180 MWe; net from WNA.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [ "site:genkai" ], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "hamaoka-3", "name": "Hamaoka Unit 3", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Omaezaki, Shizuoka Prefecture", "status": "cancelled", "summary": "Hamaoka 3 is a 1,056 MWe (net) Chubu Electric BWR. Chubu withdrew its restart application in September 2026 after an independent committee found staff had manipulated seismic ground-motion data submitted to the NRA; Chubu's president and chairman resigned.", "plant": "Hamaoka", "unit": "3", "operator": "Chubu Electric Power", "reactor_type": "BWR", "capacity_mw_net": 1056, "restart_type": "post-fukushima", "shutdown_date": "2010-11-29", "restart_target": null, "restart_date": null, "years_offline": 15.9, "regulator_status": "Application withdrawn (documents submitted 2026-09-25); NRA had suspended the review in January 2026", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2010-11-29", "event": "Hamaoka 3 entered an outage.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2015-06-16", "event": "Chubu applied for the NRA conformity review.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2026-01-05", "event": "Chubu disclosed 'inappropriate matters' in formulating the design-basis ground motion.", "source": "https://www.world-nuclear-news.org/articles/chubu-withdraws-restart-applications-for-hamaoka-units" }, { "date": "2026-01-14", "event": "The NRA paused the safety review of Hamaoka 3 and 4.", "source": "https://www.renewable-ei.org/en/activities/column/REupdate/20260424.php" }, { "date": "2026-09-14", "event": "Chubu said it would withdraw the applications after a committee found data manipulation dating to around 2012.", "source": "https://www.world-nuclear-news.org/articles/chubu-withdraws-restart-applications-for-hamaoka-units" }, { "date": "2026-09-25", "event": "Chubu submitted the documents to withdraw its applications.", "source": "https://english.kyodonews.net/articles/-/86307" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.world-nuclear-news.org/articles/chubu-withdraws-restart-applications-for-hamaoka-units", "title": "Chubu withdraws restart applications for Hamaoka units", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://english.kyodonews.net/articles/-/86307", "title": "Chubu Electric withdraws application for Hamaoka nuclear reactors restart", "publisher": "Kyodo News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.renewable-ei.org/en/activities/column/REupdate/20260424.php", "title": "Japan's Nuclear Power Targets from Impossible (2030) to Hardly Achievable (2040)", "publisher": "Renewable Energy Institute", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://japanenergyhub.com/news/hamaoka-safety-review-withdrawal/", "title": "Chubu EPCO to withdraw Hamaoka 3 and 4 safety review applications, plans future reapplication", "publisher": "Japan Energy Hub", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "Chubu has said it plans to reapply in future (Japan Energy Hub headline); no timetable. years offline to 2026-10-11.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "hamaoka-4", "name": "Hamaoka Unit 4", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Omaezaki, Shizuoka Prefecture", "status": "cancelled", "summary": "Hamaoka 4 is a 1,092 MWe (net) Chubu Electric BWR. Chubu withdrew its restart application in September 2026 after an independent committee found staff had manipulated seismic ground-motion data submitted to the NRA; Chubu's president and chairman resigned.", "plant": "Hamaoka", "unit": "4", "operator": "Chubu Electric Power", "reactor_type": "BWR", "capacity_mw_net": 1092, "restart_type": "post-fukushima", "shutdown_date": "2011-05-13", "restart_target": null, "restart_date": null, "years_offline": 15.4, "regulator_status": "Application withdrawn (documents submitted 2026-09-25); NRA had suspended the review in January 2026", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2011-05-13", "event": "Hamaoka 4 entered an outage.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2014-02-14", "event": "Chubu applied for the NRA conformity review.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2026-01-05", "event": "Chubu disclosed 'inappropriate matters' in formulating the design-basis ground motion.", "source": "https://www.world-nuclear-news.org/articles/chubu-withdraws-restart-applications-for-hamaoka-units" }, { "date": "2026-01-14", "event": "The NRA paused the safety review of Hamaoka 3 and 4.", "source": "https://www.renewable-ei.org/en/activities/column/REupdate/20260424.php" }, { "date": "2026-09-14", "event": "Chubu said it would withdraw the applications after a committee found data manipulation dating to around 2012.", "source": "https://www.world-nuclear-news.org/articles/chubu-withdraws-restart-applications-for-hamaoka-units" }, { "date": "2026-09-25", "event": "Chubu submitted the documents to withdraw its applications.", "source": "https://english.kyodonews.net/articles/-/86307" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.world-nuclear-news.org/articles/chubu-withdraws-restart-applications-for-hamaoka-units", "title": "Chubu withdraws restart applications for Hamaoka units", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://english.kyodonews.net/articles/-/86307", "title": "Chubu Electric withdraws application for Hamaoka nuclear reactors restart", "publisher": "Kyodo News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.renewable-ei.org/en/activities/column/REupdate/20260424.php", "title": "Japan's Nuclear Power Targets from Impossible (2030) to Hardly Achievable (2040)", "publisher": "Renewable Energy Institute", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://japanenergyhub.com/news/hamaoka-safety-review-withdrawal/", "title": "Chubu EPCO to withdraw Hamaoka 3 and 4 safety review applications, plans future reapplication", "publisher": "Japan Energy Hub", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "Chubu has said it plans to reapply in future (Japan Energy Hub headline); no timetable. years offline to 2026-10-11.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "higashidori-1", "name": "Higashidori Unit 1 (Tohoku Electric)", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Higashidori, Aomori Prefecture", "status": "under_review", "summary": "Higashidori 1 is Tohoku Electric's 1,067 MWe (net) BWR, offline since February 2011. It applied for NRA review in June 2014, but the review of site faults, ground motion and tsunami has dragged on and the completion date of safety works is undecided.", "plant": "Higashidori", "unit": "1", "operator": "Tohoku Electric Power", "reactor_type": "BWR", "capacity_mw_net": 1067, "restart_type": "post-fukushima", "shutdown_date": "2011-02-06", "restart_target": null, "restart_date": null, "years_offline": 15.7, "regulator_status": "NRA conformity review in progress (applied 2014-06-10)", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2011-02-06", "event": "Higashidori 1 entered an outage.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2014-06-10", "event": "Tohoku applied for the NRA conformity review.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2017-02-07", "event": "Tohoku pushed back the safety-upgrade schedule, citing slow fault evaluation.", "source": "https://world-nuclear-news.org/articles/delay-to-safety-upgrades-at-tohoku-units" }, { "date": "2024", "event": "Tohoku said completion of reinforcement work, previously aimed for FY2024, was now undetermined.", "source": "https://www.argusmedia.com/en/news-and-insights/latest-market-news/2560966-japan-s-higashidori-no.1-reactor-faces-further-delays" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/delay-to-safety-upgrades-at-tohoku-units", "title": "Delay to safety upgrades at Tohoku units", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.argusmedia.com/en/news-and-insights/latest-market-news/2560966-japan-s-higashidori-no.1-reactor-faces-further-delays", "title": "Japan's Higashidori No.1 reactor faces further delays", "publisher": "Argus Media", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "medium", "notes": "Distinct from TEPCO's Higashidori 1 ABWR, which is an unfinished new build (out of scope). WNN 2017 date: article published 8 Feb 2017 says Tohoku announced 'yesterday'.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "ikata-3", "name": "Ikata Unit 3", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Ikata, Ehime Prefecture", "status": "restarted", "summary": "Ikata 3 is Shikoku Electric's 846 MWe (net) PWR, restarted in August 2016 as Japan's fifth post-Fukushima restart. A court injunction idled it again in 2017-2018, but it is operating and resumed commercial operation in January 2026 after its latest inspection.", "plant": "Ikata", "unit": "3", "operator": "Shikoku Electric Power", "reactor_type": "PWR", "capacity_mw_net": 846, "restart_type": "post-fukushima", "shutdown_date": "2011-04", "restart_target": null, "restart_date": "2016-08-12", "years_offline": 5.3, "regulator_status": "NRA conformity approval 2015-07-15 (MOX use assumed)", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2011-04", "event": "Ikata 3 was taken offline for a periodic inspection.", "source": "https://world-nuclear-news.org/articles/fifth-japanese-power-reactor-restarted" }, { "date": "2015-07-15", "event": "The NRA officially approved Ikata 3.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2016-08-12", "event": "Shikoku began restarting Ikata 3, the fifth Japanese reactor back under the new standards.", "source": "https://world-nuclear-news.org/articles/fifth-japanese-power-reactor-restarted" }, { "date": "2016-09-07", "event": "The unit resumed commercial operation.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2018-10-27", "event": "Ikata 3 restarted after the Hiroshima High Court cancelled a provisional injunction in September 2018.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2019/03/jp-npps-operation190314_en.pdf" }, { "date": "2026-01-21", "event": "Ikata 3 restarted commercial operation after a periodic inspection.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2019/03/jp-npps-operation190314_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of March 14, 2019", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/fifth-japanese-power-reactor-restarted", "title": "Fifth Japanese power reactor restarted", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "Power generation resumed 2016-08-15. Later court-ordered outages are not all itemised here; only the 2017-2018 injunction and 2018 restart are cited.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "indian-point-2", "name": "Indian Point Unit 2", "vertical": "nuclear-plant-restarts", "country": "US", "region": "north-america", "location": "Buchanan, New York", "status": "proposed", "summary": "Indian Point 2 is a retired PWR on the Hudson River north of New York City, shut in 2020 and now being decommissioned by Holtec. Holtec has floated repowering the plant and US Energy Secretary Chris Wright urged its reopening in March 2026, but Governor Kathy Hochul and local officials oppose it, and no restart application exists.", "plant": "Indian Point", "unit": "2", "operator": "Holtec International (decommissioning owner)", "reactor_type": "PWR", "capacity_mw_net": null, "restart_type": "retired-plant-restart", "shutdown_date": "2020-04", "restart_target": null, "restart_date": null, "years_offline": 6.5, "regulator_status": "No NRC restart filing; NRC chair said the agency would engage if the owner decides to restart", "local_consent": "Opposed: Governor Hochul will not support reopening; Cortlandt town officials oppose; decommissioning agreement requires state, county, town, village and school district agreement", "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2020-04", "event": "Indian Point 2 was permanently shut down.", "source": "https://www.ans.org/news/2026-03-10/article-7832/doe-secretary-and-new-york-congressman-call-for-reopening-of-indian-point/" }, { "date": "2026-03-06", "event": "Energy Secretary Chris Wright and Rep. Mike Lawler called for reopening Indian Point at the site.", "source": "https://www.ans.org/news/2026-03-10/article-7832/doe-secretary-and-new-york-congressman-call-for-reopening-of-indian-point/" }, { "date": "2026-03-10", "event": "Governor Hochul's office said she will not support reopening Indian Point.", "source": "https://www.reuters.com/business/energy/despite-trump-push-new-york-opposes-reopening-indian-point-nuclear-power-plant-2026-03-10/" } ], "sources": [ { "url": "https://www.ans.org/news/2026-03-10/article-7832/doe-secretary-and-new-york-congressman-call-for-reopening-of-indian-point/", "title": "DOE secretary and New York congressman call for reopening of Indian Point", "publisher": "American Nuclear Society", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.reuters.com/business/energy/despite-trump-push-new-york-opposes-reopening-indian-point-nuclear-power-plant-2026-03-10/", "title": "Despite Trump push, New York opposes reopening Indian Point nuclear power plant", "publisher": "Reuters", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.eenews.net/articles/key-officials-oppose-indian-point-revival-pitch/", "title": "Key officials oppose Indian Point revival pitch", "publisher": "E&E News (POLITICO)", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://holtecinternational.com/company/divisions/hdi/our-fleet/indian-point/", "title": "Indian Point Decommissioning", "publisher": "Holtec International", "type": "primary", "checked_on": "2026-10-11" } ], "confidence": "low", "notes": "Included as a politically live but non-official proposal; Holtec says it would need buy-in from multiple government parties. Plant total ~2,000 MW across units 2 and 3 (E&E); per-unit net capacity not verified here.", "related_slugs": [], "tracker_slug": null, "see_also": [ "nuclear-decommissioning/indian-point" ], "entity_ids": [ "org:holtec" ], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "indian-point-3", "name": "Indian Point Unit 3", "vertical": "nuclear-plant-restarts", "country": "US", "region": "north-america", "location": "Buchanan, New York", "status": "proposed", "summary": "Indian Point 3 is a retired PWR on the Hudson River north of New York City, shut in 2021 and now being decommissioned by Holtec. Holtec has floated repowering the plant and US Energy Secretary Chris Wright urged its reopening in March 2026, but Governor Kathy Hochul and local officials oppose it, and no restart application exists.", "plant": "Indian Point", "unit": "3", "operator": "Holtec International (decommissioning owner)", "reactor_type": "PWR", "capacity_mw_net": null, "restart_type": "retired-plant-restart", "shutdown_date": "2021-04-30", "restart_target": null, "restart_date": null, "years_offline": 5.4, "regulator_status": "No NRC restart filing; NRC chair said the agency would engage if the owner decides to restart", "local_consent": "Opposed: Governor Hochul will not support reopening; Cortlandt town officials oppose; decommissioning agreement requires state, county, town, village and school district agreement", "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2021-04-30", "event": "Indian Point 3 was permanently shut down.", "source": "https://holtecinternational.com/company/divisions/hdi/our-fleet/indian-point/" }, { "date": "2026-03-06", "event": "Energy Secretary Chris Wright and Rep. Mike Lawler called for reopening Indian Point at the site.", "source": "https://www.ans.org/news/2026-03-10/article-7832/doe-secretary-and-new-york-congressman-call-for-reopening-of-indian-point/" }, { "date": "2026-03-10", "event": "Governor Hochul's office said she will not support reopening Indian Point.", "source": "https://www.reuters.com/business/energy/despite-trump-push-new-york-opposes-reopening-indian-point-nuclear-power-plant-2026-03-10/" } ], "sources": [ { "url": "https://www.ans.org/news/2026-03-10/article-7832/doe-secretary-and-new-york-congressman-call-for-reopening-of-indian-point/", "title": "DOE secretary and New York congressman call for reopening of Indian Point", "publisher": "American Nuclear Society", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.reuters.com/business/energy/despite-trump-push-new-york-opposes-reopening-indian-point-nuclear-power-plant-2026-03-10/", "title": "Despite Trump push, New York opposes reopening Indian Point nuclear power plant", "publisher": "Reuters", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.eenews.net/articles/key-officials-oppose-indian-point-revival-pitch/", "title": "Key officials oppose Indian Point revival pitch", "publisher": "E&E News (POLITICO)", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://holtecinternational.com/company/divisions/hdi/our-fleet/indian-point/", "title": "Indian Point Decommissioning", "publisher": "Holtec International", "type": "primary", "checked_on": "2026-10-11" } ], "confidence": "low", "notes": "Included as a politically live but non-official proposal; Holtec says it would need buy-in from multiple government parties. Plant total ~2,000 MW across units 2 and 3 (E&E); per-unit net capacity not verified here.", "related_slugs": [], "tracker_slug": null, "see_also": [ "nuclear-decommissioning/indian-point" ], "entity_ids": [ "org:holtec" ], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "kashiwazaki-kariwa-6", "name": "Kashiwazaki-Kariwa Unit 6", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Kashiwazaki and Kariwa, Niigata Prefecture", "status": "restarted", "summary": "Kashiwazaki-Kariwa 6 is a 1,315 MWe (net) TEPCO ABWR at the world's largest nuclear plant by capacity. It restarted in February 2026 after almost 14 years offline and resumed commercial operation on 16 April 2026, TEPCO's first reactor back since Fukushima.", "plant": "Kashiwazaki-Kariwa", "unit": "6", "operator": "Tokyo Electric Power Company (TEPCO)", "reactor_type": "BWR", "capacity_mw_net": 1315, "restart_type": "post-fukushima", "shutdown_date": "2012-03-26", "restart_target": null, "restart_date": "2026-02-09", "years_offline": 13.9, "regulator_status": "NRA approval 2017-12-27; specialised (anti-terrorism) safety facility deadline September 2029", "local_consent": "Niigata governor consented 2025-11-21; prefectural assembly backed the decision 2025-12-22", "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2012-03-26", "event": "Kashiwazaki-Kariwa 6 went offline for a periodic inspection.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2017-12-27", "event": "The NRA approved units 6 and 7.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2025-06-21", "event": "TEPCO completed fuel loading.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2025-11-21", "event": "Niigata Governor Hideyo Hanazumi consented to restarting units 6 and 7.", "source": "https://world-nuclear-news.org/articles/niigata-governor-consents-to-restart-of-kashiwazaki-kariwa-reactors" }, { "date": "2025-12-22", "event": "The Niigata Prefectural Assembly backed the governor, completing local consent.", "source": "https://world-nuclear-news.org/articles/restart-of-kashiwazaki-kariwa-reactors-approved-by-regional-assembly" }, { "date": "2026-01-21", "event": "TEPCO began a restart that was suspended the next day by a control-rod alarm.", "source": "https://www.world-nuclear-news.org/articles/first-tepco-reactor-restarted" }, { "date": "2026-02-09", "event": "TEPCO restarted the reactor, reaching criticality the same afternoon.", "source": "https://www.world-nuclear-news.org/articles/first-tepco-reactor-restarted" }, { "date": "2026-04-16", "event": "The unit resumed commercial operation.", "source": "https://www.world-nuclear-news.org/articles/kashiwazaki-kariwa-6-resumes-commercial-operation" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/niigata-governor-consents-to-restart-of-kashiwazaki-kariwa-reactors", "title": "Niigata governor consents to restart of Kashiwazaki-Kariwa reactors", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/restart-of-kashiwazaki-kariwa-reactors-approved-by-regional-assembly", "title": "Restart of Kashiwazaki-Kariwa reactors approved by regional assembly", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.world-nuclear-news.org/articles/first-tepco-reactor-restarted", "title": "Tepco restarts Kashiwazaki-Kariwa unit 6", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.world-nuclear-news.org/articles/kashiwazaki-kariwa-6-resumes-commercial-operation", "title": "Kashiwazaki-Kariwa 6 resumes commercial operation", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.eia.gov/todayinenergy/detail.php?id=67244", "title": "Nuclear reactor restart in Japan will likely displace natural gas electricity generation", "publisher": "U.S. Energy Information Administration", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.japantimes.co.jp/news/2026/04/16/japan/kashiwazaki-kariwa-restart-commercial/", "title": "Tepco resumes commercial operations at Niigata plant for first time in 14 years", "publisher": "The Japan Times", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "ABWR recorded as BWR. Net capacity from WNA (1,356 MWe gross). Power generation resumed 2026-02-16; restart was suspended mid-March to investigate generating equipment, resumed 2026-03-22 (JAIF). TEPCO pledged ~JPY100bn over ~10 years to Niigata (WNN).", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "kashiwazaki-kariwa-7", "name": "Kashiwazaki-Kariwa Unit 7", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Kashiwazaki and Kariwa, Niigata Prefecture", "status": "approved", "summary": "Kashiwazaki-Kariwa 7 is a 1,315 MWe (net) TEPCO ABWR with NRA approval (2017) and Niigata local consent (2025), but it cannot restart until its specialised anti-terrorism facility is finished, scheduled for August 2029. TEPCO removed its fuel in October 2025 and prioritised unit 6.", "plant": "Kashiwazaki-Kariwa", "unit": "7", "operator": "Tokyo Electric Power Company (TEPCO)", "reactor_type": "BWR", "capacity_mw_net": 1315, "restart_type": "post-fukushima", "shutdown_date": "2011-08-23", "restart_target": "2029", "restart_date": null, "years_offline": 15.1, "regulator_status": "NRA approval 2017-12-27; restart blocked until specialised safety facility completion (scheduled Aug 2029)", "local_consent": "Niigata governor consented 2025-11-21; prefectural assembly backed the decision 2025-12-22", "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2011-08-23", "event": "Kashiwazaki-Kariwa 7 went offline for a periodic inspection.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2017-12-27", "event": "The NRA approved units 6 and 7.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2024-04-26", "event": "TEPCO completed fuel loading.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2025-10-21", "event": "TEPCO began removing fuel from the reactor.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2025-11-21", "event": "The Niigata governor consented to restarting units 6 and 7.", "source": "https://world-nuclear-news.org/articles/niigata-governor-consents-to-restart-of-kashiwazaki-kariwa-reactors" }, { "date": "2025-12-22", "event": "The prefectural assembly backed the governor.", "source": "https://world-nuclear-news.org/articles/restart-of-kashiwazaki-kariwa-reactors-approved-by-regional-assembly" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/niigata-governor-consents-to-restart-of-kashiwazaki-kariwa-reactors", "title": "Niigata governor consents to restart of Kashiwazaki-Kariwa reactors", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/restart-of-kashiwazaki-kariwa-reactors-approved-by-regional-assembly", "title": "Restart of Kashiwazaki-Kariwa reactors approved by regional assembly", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.eia.gov/todayinenergy/detail.php?id=67244", "title": "Nuclear reactor restart in Japan will likely displace natural gas electricity generation", "publisher": "U.S. Energy Information Administration", "type": "primary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "restart target '2029' reflects EIA ('delayed until 2029-2030') and WNA (cannot restart before SSF completion, Aug 2029). years offline measured to 2026-10-11.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "kuosheng-1", "name": "Kuosheng Unit 1 (Second Nuclear Power Plant)", "vertical": "nuclear-plant-restarts", "country": "TW", "region": "asia", "location": "Wanli, New Taipei City", "status": "proposed", "summary": "Kuosheng 1 is a 985 MWe (net) Taipower BWR-6 shut in 2021. In December 2025 Taiwan's economy ministry judged a Kuosheng restart feasible after overhaul, but Taipower has prioritised Maanshan and no Kuosheng restart approval has been reported.", "plant": "Kuosheng", "unit": "1", "operator": "Taiwan Power Company (Taipower)", "reactor_type": "BWR", "capacity_mw_net": 985, "restart_type": "policy-reversal", "shutdown_date": "2021-07", "restart_target": null, "restart_date": null, "years_offline": 5.2, "regulator_status": "No Nuclear Safety Commission restart approval; Ministry of Economic Affairs assessment (Dec 2025) found 'conditions for re-operation'", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2021-07", "event": "Kuosheng 1 was shut down early because its used-fuel pool was full.", "source": "https://world-nuclear.org/information-library/country-profiles/others/nuclear-power-in-taiwan" }, { "date": "2025-05", "event": "The Legislative Yuan amended the Nuclear Reactor Facilities Regulation Act to allow licence renewals of up to 20 years.", "source": "https://www.world-nuclear-news.org/articles/taipower-applies-to-restart-maanshan-plant" }, { "date": "2025-12", "event": "The Ministry of Economic Affairs approved Taipower's assessment finding a Kuosheng restart feasible, while ruling out Chinshan.", "source": "https://www.neimagazine.com/news/taiwan-clears-path-to-restart-reactors/" } ], "sources": [ { "url": "https://www.neimagazine.com/news/taiwan-clears-path-to-restart-reactors/", "title": "Taiwan clears path to restart reactors", "publisher": "Nuclear Engineering International", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/others/nuclear-power-in-taiwan", "title": "Nuclear Power in Taiwan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.world-nuclear-news.org/articles/taipower-applies-to-restart-maanshan-plant", "title": "Taipower applies to restart Maanshan plant", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "low", "notes": "MOEA said the power generation system had been idle for over two years and needs overhaul. Whether Taipower has filed a Kuosheng restart plan with the NSC could not be confirmed; March 2026 filing covered Maanshan.", "related_slugs": [], "tracker_slug": null, "see_also": [ "nuclear-decommissioning/kuosheng" ], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "kuosheng-2", "name": "Kuosheng Unit 2 (Second Nuclear Power Plant)", "vertical": "nuclear-plant-restarts", "country": "TW", "region": "asia", "location": "Wanli, New Taipei City", "status": "proposed", "summary": "Kuosheng 2 is a 985 MWe (net) Taipower BWR-6 shut in 2023. In December 2025 Taiwan's economy ministry judged a Kuosheng restart feasible after overhaul, but Taipower has prioritised Maanshan and no Kuosheng restart approval has been reported.", "plant": "Kuosheng", "unit": "2", "operator": "Taiwan Power Company (Taipower)", "reactor_type": "BWR", "capacity_mw_net": 985, "restart_type": "policy-reversal", "shutdown_date": "2023-03-15", "restart_target": null, "restart_date": null, "years_offline": 3.6, "regulator_status": "No Nuclear Safety Commission restart approval; Ministry of Economic Affairs assessment (Dec 2025) found 'conditions for re-operation'", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2023-03-15", "event": "Kuosheng 2 was permanently shut down.", "source": "https://world-nuclear.org/information-library/country-profiles/others/nuclear-power-in-taiwan" }, { "date": "2025-05", "event": "The Legislative Yuan amended the Nuclear Reactor Facilities Regulation Act to allow licence renewals of up to 20 years.", "source": "https://www.world-nuclear-news.org/articles/taipower-applies-to-restart-maanshan-plant" }, { "date": "2025-12", "event": "The Ministry of Economic Affairs approved Taipower's assessment finding a Kuosheng restart feasible, while ruling out Chinshan.", "source": "https://www.neimagazine.com/news/taiwan-clears-path-to-restart-reactors/" } ], "sources": [ { "url": "https://www.neimagazine.com/news/taiwan-clears-path-to-restart-reactors/", "title": "Taiwan clears path to restart reactors", "publisher": "Nuclear Engineering International", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/others/nuclear-power-in-taiwan", "title": "Nuclear Power in Taiwan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.world-nuclear-news.org/articles/taipower-applies-to-restart-maanshan-plant", "title": "Taipower applies to restart Maanshan plant", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "low", "notes": "MOEA said the power generation system had been idle for over two years and needs overhaul. Whether Taipower has filed a Kuosheng restart plan with the NSC could not be confirmed; March 2026 filing covered Maanshan.", "related_slugs": [], "tracker_slug": null, "see_also": [ "nuclear-decommissioning/kuosheng" ], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "maanshan-1", "name": "Maanshan Unit 1 (Third Nuclear Power Plant)", "vertical": "nuclear-plant-restarts", "country": "TW", "region": "asia", "location": "Hengchun, Pingtung County", "status": "under_review", "summary": "Maanshan 1 is a 936 MWe (net) Taipower PWR shut in 2024 under Taiwan's nuclear phase-out. After a 2025 law allowed licence renewal to 60 years, Taipower applied to restart the plant, and in September 2026 the Nuclear Safety Commission approved its initial restart plan; 18-24 months of safety inspections and a new licence are still required.", "plant": "Maanshan", "unit": "1", "operator": "Taiwan Power Company (Taipower)", "reactor_type": "PWR", "capacity_mw_net": 936, "restart_type": "policy-reversal", "shutdown_date": "2024-07-28", "restart_target": "2028", "restart_date": null, "years_offline": 2.2, "regulator_status": "Nuclear Safety Commission approved Taipower's initial restart plan (Sept 2026); self-safety inspections (~18-24 months), implementation report review and new operating licence still required", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2024-07-28", "event": "Maanshan 1 was permanently shut down as its 40-year licence expired.", "source": "https://world-nuclear.org/information-library/country-profiles/others/nuclear-power-in-taiwan" }, { "date": "2025-05", "event": "The Legislative Yuan amended the Nuclear Reactor Facilities Regulation Act to allow licence renewals of up to 20 years.", "source": "https://www.world-nuclear-news.org/articles/taipower-applies-to-restart-maanshan-plant" }, { "date": "2025-08-23", "event": "A referendum on restarting Maanshan won 74% yes votes but failed the 25%-of-electorate threshold.", "source": "https://world-nuclear-news.org/articles/low-turnout-invalidates-taiwan-referendum-result" }, { "date": "2025-12", "event": "The Ministry of Economic Affairs approved Taipower's assessment finding restart of Maanshan and Kuosheng feasible.", "source": "https://www.neimagazine.com/news/taiwan-clears-path-to-restart-reactors/" }, { "date": "2026-03", "event": "Taipower submitted a licence renewal and restart plan for Maanshan to the Nuclear Safety Commission.", "source": "https://www.world-nuclear-news.org/articles/taipower-applies-to-restart-maanshan-plant" }, { "date": "2026-09-24", "event": "The Nuclear Safety Commission cleared its review of Taipower's initial Maanshan restart plan.", "source": "https://www.taipeitimes.com/News/biz/archives/2026/09/26/2003864898" } ], "sources": [ { "url": "https://www.world-nuclear-news.org/articles/taipower-applies-to-restart-maanshan-plant", "title": "Taipower applies to restart Maanshan plant", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/low-turnout-invalidates-taiwan-referendum-result", "title": "Taiwan's pro-nuclear vote fails to hit turnout threshold", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.neimagazine.com/news/taiwan-clears-path-to-restart-reactors/", "title": "Taiwan clears path to restart reactors", "publisher": "Nuclear Engineering International", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.taipeitimes.com/News/biz/archives/2026/09/26/2003864898", "title": "Nuclear plant restart review advances", "publisher": "Taipei Times (Bloomberg)", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/others/nuclear-power-in-taiwan", "title": "Nuclear Power in Taiwan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.taipower.com.tw/2764/2804/2805/67563/normalPost", "title": "Plan to resume operation of No. 3 Nuclear Plant delivered to Nuclear Safety Commission", "publisher": "Taiwan Power Company", "type": "primary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "restart target '2028' is the earliest date cited by Economy Minister Kung Ming-hsin per local media (Taipei Times/Bloomberg), not a firm schedule. Spent fuel must be removed from the core (dependent on delayed dry storage) before reactor inspections (NEI). WNA lists Maanshan 2 permanent shutdown as 18 May 2025 (licence expiry).", "related_slugs": [], "tracker_slug": null, "see_also": [ "nuclear-decommissioning/maanshan" ], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "maanshan-2", "name": "Maanshan Unit 2 (Third Nuclear Power Plant)", "vertical": "nuclear-plant-restarts", "country": "TW", "region": "asia", "location": "Hengchun, Pingtung County", "status": "under_review", "summary": "Maanshan 2 is a 938 MWe (net) Taipower PWR shut in 2025 under Taiwan's nuclear phase-out. After a 2025 law allowed licence renewal to 60 years, Taipower applied to restart the plant, and in September 2026 the Nuclear Safety Commission approved its initial restart plan; 18-24 months of safety inspections and a new licence are still required.", "plant": "Maanshan", "unit": "2", "operator": "Taiwan Power Company (Taipower)", "reactor_type": "PWR", "capacity_mw_net": 938, "restart_type": "policy-reversal", "shutdown_date": "2025-05-17", "restart_target": "2028", "restart_date": null, "years_offline": 1.4, "regulator_status": "Nuclear Safety Commission approved Taipower's initial restart plan (Sept 2026); self-safety inspections (~18-24 months), implementation report review and new operating licence still required", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2025-05", "event": "The Legislative Yuan amended the Nuclear Reactor Facilities Regulation Act to allow licence renewals of up to 20 years.", "source": "https://www.world-nuclear-news.org/articles/taipower-applies-to-restart-maanshan-plant" }, { "date": "2025-05-17", "event": "Maanshan 2, Taiwan's last operating reactor, was disconnected from the grid at licence expiry, ending nuclear generation in Taiwan.", "source": "https://world-nuclear-news.org/articles/low-turnout-invalidates-taiwan-referendum-result" }, { "date": "2025-08-23", "event": "A referendum on restarting Maanshan won 74% yes votes but failed the 25%-of-electorate threshold.", "source": "https://world-nuclear-news.org/articles/low-turnout-invalidates-taiwan-referendum-result" }, { "date": "2025-12", "event": "The Ministry of Economic Affairs approved Taipower's assessment finding restart of Maanshan and Kuosheng feasible.", "source": "https://www.neimagazine.com/news/taiwan-clears-path-to-restart-reactors/" }, { "date": "2026-03", "event": "Taipower submitted a licence renewal and restart plan for Maanshan to the Nuclear Safety Commission.", "source": "https://www.world-nuclear-news.org/articles/taipower-applies-to-restart-maanshan-plant" }, { "date": "2026-09-24", "event": "The Nuclear Safety Commission cleared its review of Taipower's initial Maanshan restart plan.", "source": "https://www.taipeitimes.com/News/biz/archives/2026/09/26/2003864898" } ], "sources": [ { "url": "https://www.world-nuclear-news.org/articles/taipower-applies-to-restart-maanshan-plant", "title": "Taipower applies to restart Maanshan plant", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/low-turnout-invalidates-taiwan-referendum-result", "title": "Taiwan's pro-nuclear vote fails to hit turnout threshold", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.neimagazine.com/news/taiwan-clears-path-to-restart-reactors/", "title": "Taiwan clears path to restart reactors", "publisher": "Nuclear Engineering International", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.taipeitimes.com/News/biz/archives/2026/09/26/2003864898", "title": "Nuclear plant restart review advances", "publisher": "Taipei Times (Bloomberg)", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/others/nuclear-power-in-taiwan", "title": "Nuclear Power in Taiwan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.taipower.com.tw/2764/2804/2805/67563/normalPost", "title": "Plan to resume operation of No. 3 Nuclear Plant delivered to Nuclear Safety Commission", "publisher": "Taiwan Power Company", "type": "primary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "restart target '2028' is the earliest date cited by Economy Minister Kung Ming-hsin per local media (Taipei Times/Bloomberg), not a firm schedule. Spent fuel must be removed from the core (dependent on delayed dry storage) before reactor inspections (NEI). WNA lists Maanshan 2 permanent shutdown as 18 May 2025 (licence expiry).", "related_slugs": [], "tracker_slug": null, "see_also": [ "nuclear-decommissioning/maanshan" ], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "mihama-3", "name": "Mihama Unit 3", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Mihama, Fukui Prefecture", "status": "restarted", "summary": "Mihama 3 is a 780 MWe (net) Kansai Electric PWR that in June 2021 became the first Japanese reactor restarted to operate beyond 40 years, after a decade offline. It is operable; it entered a periodic inspection in June 2026 after a turbine steam-leak shutdown in May.", "plant": "Mihama", "unit": "3", "operator": "Kansai Electric Power", "reactor_type": "PWR", "capacity_mw_net": 780, "restart_type": "post-fukushima", "shutdown_date": "2011-05-14", "restart_target": null, "restart_date": "2021-06-23", "years_offline": 10.1, "regulator_status": "NRA conformity approval 2016-10-05; beyond-40-year operation approved 2016-11-16", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2011-05-14", "event": "Mihama 3 entered a periodic inspection outage.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2019/03/jp-npps-operation190314_en.pdf" }, { "date": "2016-10-05", "event": "The NRA officially approved the unit.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2016-11-16", "event": "The NRA approved operation beyond 40 years.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2021-06-23", "event": "Kansai restarted Mihama 3, the first Japanese restart of a reactor over 40 years old.", "source": "https://www.jaif.or.jp/en/news/5438" }, { "date": "2021-07-27", "event": "The unit resumed commercial operation.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2026-05-08", "event": "Mihama 3 was manually shut down to inspect a steam leak from the high-pressure turbine.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2026-06-16", "event": "The unit was shut down for a periodic inspection.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2019/03/jp-npps-operation190314_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of March 14, 2019", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.jaif.or.jp/en/news/5438", "title": "Mihama-3 Restarted After Decade-long Hiatus: First Restart in Japan of a Reactor Operating Beyond 40 Years", "publisher": "JAIF", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "Kansai halted the unit in October 2021 because its specialised anti-terrorism facility was not complete (JAIF); it was available again from July 2022. Local consent date not verified.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "ohi-3", "name": "Ohi Unit 3", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Ohi, Fukui Prefecture", "status": "restarted", "summary": "Ohi 3 is a 1,127 MWe (net) Kansai Electric PWR. It briefly ran in 2012-2013 under a political restart decision, went offline in September 2013, and restarted under the new NRA standards in March 2018; it is operating.", "plant": "Ohi", "unit": "3", "operator": "Kansai Electric Power", "reactor_type": "PWR", "capacity_mw_net": 1127, "restart_type": "post-fukushima", "shutdown_date": "2013-09", "restart_target": null, "restart_date": "2018-03-14", "years_offline": 4.5, "regulator_status": "NRA conformity approval 2017-05-24", "local_consent": "Fukui governor approved restart of units 3 and 4 in November 2017", "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2012-07", "event": "Ohi 3 and 4 restarted under an interim government decision, the only Japanese reactors to run in 2012-2013.", "source": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power" }, { "date": "2013-09", "event": "Ohi 3 and 4 were taken offline for routine inspections.", "source": "https://world-nuclear-news.org/articles/ohi-3-reaches-critical-milestone-in-restart" }, { "date": "2017-05-24", "event": "The NRA officially approved Ohi 3 and 4.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2018-03-14", "event": "Kansai restarted Ohi 3; it reached criticality the next morning.", "source": "https://world-nuclear-news.org/articles/ohi-3-reaches-critical-milestone-in-restart" }, { "date": "2018-04-10", "event": "The unit resumed commercial operation.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2025-09-10", "event": "Ohi 3 restarted commercial operation after a periodic inspection.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/ohi-3-reaches-critical-milestone-in-restart", "title": "Ohi 3 reaches critical milestone in restart", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "shut down is the September 2013 shutdown that followed the 2012 interim restart; the unit was first idled in 2011. JAIF gross 1,180 MWe.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "ohi-4", "name": "Ohi Unit 4", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Ohi, Fukui Prefecture", "status": "restarted", "summary": "Ohi 4 is a 1,127 MWe (net) Kansai Electric PWR. After running in 2012-2013 it was the last Japanese reactor operating when it shut on 15 September 2013, and it restarted under the new NRA rules in May 2018; it is operating.", "plant": "Ohi", "unit": "4", "operator": "Kansai Electric Power", "reactor_type": "PWR", "capacity_mw_net": 1127, "restart_type": "post-fukushima", "shutdown_date": "2013-09-15", "restart_target": null, "restart_date": "2018-05-09", "years_offline": 4.6, "regulator_status": "NRA conformity approval 2017-05-24", "local_consent": "Fukui governor approved restart of units 3 and 4 in November 2017", "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2013-09-15", "event": "Ohi 4 entered a periodic outage inspection, leaving Japan with no operating reactors.", "source": "https://www.kepco.co.jp/english/corporate/pr/2018/__icsFiles/afieldfile/2018/05/08/2018_may08_1.pdf" }, { "date": "2017-05-24", "event": "The NRA officially approved Ohi 3 and 4.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2018-05-09", "event": "Kansai restarted Ohi 4.", "source": "https://www.neimagazine.com/news/japans-ohi-4-restarts-6146688/" }, { "date": "2018-06-05", "event": "The unit resumed commercial operation.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2026-06-22", "event": "Ohi 4 restarted commercial operation after a periodic inspection.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.kepco.co.jp/english/corporate/pr/2018/__icsFiles/afieldfile/2018/05/08/2018_may08_1.pdf", "title": "Schedule of Ohi Unit No. 4 Reactor Startup and Power Control Operation", "publisher": "Kansai Electric Power", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.neimagazine.com/news/japans-ohi-4-restarts-6146688/", "title": "Japan's Ohi 4 restarts", "publisher": "Nuclear Engineering International", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/ohi-3-reaches-critical-milestone-in-restart", "title": "Ohi 3 reaches critical milestone in restart", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "shut down is the September 2013 shutdown after the 2012 interim restart. Local consent per WNN's Ohi 3 article (Nov 2017).", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "onagawa-2", "name": "Onagawa Unit 2", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Onagawa and Ishinomaki, Miyagi Prefecture", "status": "restarted", "summary": "Onagawa 2 is Tohoku Electric's 796 MWe (net) BWR, the closest plant to the 2011 quake epicentre. In October 2024 it became the first boiling water reactor in Japan to restart after Fukushima, following upgrades including a 29-metre seawall; it is operating.", "plant": "Onagawa", "unit": "2", "operator": "Tohoku Electric Power", "reactor_type": "BWR", "capacity_mw_net": 796, "restart_type": "post-fukushima", "shutdown_date": "2010-11-06", "restart_target": null, "restart_date": "2024-10-29", "years_offline": 14, "regulator_status": "NRA conformity approval 2020-02-26", "local_consent": "Miyagi governor consented 2020-11-11 after prefectural assembly approval in October 2020", "offtaker": null, "public_funding": null, "cost_estimate": 340000000000, "currency": "JPY", "milestones": [ { "date": "2010-11-06", "event": "Onagawa 2 entered an outage; it was in startup when the March 2011 earthquake struck.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2019/03/jp-npps-operation190314_en.pdf" }, { "date": "2013-12-27", "event": "Tohoku applied for the NRA conformity review.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2020-02-26", "event": "The NRA approved the final screening report.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2020-11-11", "event": "Miyagi Governor Murai Yoshihiro gave consent to restart.", "source": "https://world-nuclear-news.org/articles/local-consent-clears-way-for-restart-of-onagawa-2" }, { "date": "2024-10-29", "event": "Tohoku restarted Onagawa 2, the first Japanese BWR restart.", "source": "https://world-nuclear-news.org/articles/shimane-2-restarts-after-13-years-being-offline" }, { "date": "2024-12-26", "event": "The unit resumed commercial operation.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2026-06-09", "event": "Onagawa 2 restarted commercial operation after a periodic inspection.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2019/03/jp-npps-operation190314_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of March 14, 2019", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/local-consent-clears-way-for-restart-of-onagawa-2", "title": "Local consent clears way for restart of Onagawa 2", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/shimane-2-restarts-after-13-years-being-offline", "title": "Shimane 2 restarts after 13 years being offline", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.nucnet.org/news/onagawa-2-restart-brings-number-of-nuclear-reactors-online-to-13-10-2-2024", "title": "Onagawa-2 restart brings number of nuclear reactors online to 13", "publisher": "NucNet", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "cost estimate is Tohoku's ~JPY340bn estimate for safety countermeasures (seismic reinforcement, 29 m x 800 m seawall) as reported by WNN in 2020, not a final cost. Power generation resumed 2024-11-15 after a brief November halt (JAIF).", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "palisades", "name": "Palisades Nuclear Plant", "vertical": "nuclear-plant-restarts", "country": "US", "region": "north-america", "location": "Covert Township, Michigan", "status": "fuel_loaded", "summary": "Palisades is Holtec's single-unit ~800 MW PWR on Lake Michigan, retired in May 2022 and set to become the first US reactor returned to service after entering decommissioning. Fuel loading began on 30 August 2026 but is paused after a fuel assembly tilted; the NRC is reviewing Holtec's request to retrieve it.", "plant": "Palisades", "unit": null, "operator": "Holtec International (Palisades Energy LLC)", "reactor_type": "PWR", "capacity_mw_net": 805, "restart_type": "retired-plant-restart", "shutdown_date": "2022-05-20", "restart_target": "2026", "restart_date": null, "years_offline": 4.4, "regulator_status": "NRC reauthorised power-operations licensing basis (July 2025); plant returned to operational licensing status Aug 2025; LAR to retrieve tilted fuel assembly filed 2026-09-30, under NRC review", "local_consent": null, "offtaker": "Wolverine Power Cooperative and Hoosier Energy (long-term PPAs, roughly half the output each)", "public_funding": "DOE loan up to $1.52bn (closed Sept 2024); USDA New ERA awards of ~$1.3bn to Wolverine and Hoosier for the PPAs; $300m Michigan state funding", "cost_estimate": null, "currency": null, "milestones": [ { "date": "2022-05-20", "event": "Entergy removed Palisades from service after 50 years; it was defuelled by 10 June.", "source": "https://www.world-nuclear-news.org/articles/fuel-loading-under-way-for-palisades-restart-holtec-announces" }, { "date": "2024-09", "event": "DOE closed a loan of up to $1.52bn to Holtec Palisades.", "source": "https://www.energy.gov/edf/palisades" }, { "date": "2025-08", "event": "Palisades formally returned to operational status a month after NRC approved the licensing package.", "source": "https://www.nucnet.org/news/palisades-nuclear-plant-returns-to-operational-status-and-ready-to-receive-fuel-8-3-2025" }, { "date": "2026-08-30", "event": "Palisades entered Mode 6 and began loading fuel into the reactor vessel.", "source": "https://holtecinternational.com/hh-41-22/" }, { "date": "2026-09-11", "event": "Palisades reconnected to its 345-kV switchyard.", "source": "https://holtecinternational.com/hh-41-22/" }, { "date": "2026-09-30", "event": "Holtec asked the NRC for permission to use custom equipment to move a tilted fuel assembly to the spent fuel pool.", "source": "https://www.nrc.gov/about-nrc/news-releases/2026/nrc-reviewing-palisades-license-amendment-request-public-comment-opportunity-open" } ], "sources": [ { "url": "https://www.world-nuclear-news.org/articles/fuel-loading-under-way-for-palisades-restart-holtec-announces", "title": "Fuel loading under way for Palisades restart, Holtec announces", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://holtecinternational.com/hh-41-22/", "title": "Progress Report on Palisades' March to Startup", "publisher": "Holtec International", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.energy.gov/edf/palisades", "title": "Palisades (EDF project)", "publisher": "U.S. Department of Energy", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.nucnet.org/news/palisades-nuclear-plant-returns-to-operational-status-and-ready-to-receive-fuel-8-3-2025", "title": "Palisades Nuclear Plant Returns To Operational Status And Ready To Receive Fuel", "publisher": "NucNet", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.electric.coop/wolverine-hoosier-awarded-1-3-billion-to-aid-nuclear-plant-restart", "title": "Wolverine, Hoosier Awarded $1.3 Billion to Aid Nuclear Plant Restart", "publisher": "NRECA (electric.coop)", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.ans.org/news/2026-07-08/article-8187/palisades-restart-projects-holtec-ipo-lawsuit-dismissal-but-no-restart-date/", "title": "Palisades: Restart projects, Holtec IPO, lawsuit dismissal—but no restart date", "publisher": "American Nuclear Society", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.nrc.gov/about-nrc/news-releases/2026/nrc-reviewing-palisades-license-amendment-request-public-comment-opportunity-open", "title": "NRC Reviewing Palisades License Amendment Request, Public Comment Opportunity Open", "publisher": "U.S. Nuclear Regulatory Commission", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.circleofblue.org/2026/water-energy/a-nuclear-shift-buoyed-by-billions-and-the-waters-of-the-great-lakes/", "title": "A Nuclear Shift Buoyed by Billions, and the Waters of the Great Lakes", "publisher": "Circle of Blue", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "Status \"Fuel load\" is approximate: loading of the 204-assembly core began 30 Aug 2026 and is paused (Holtec, 21 Sept 2026). restart target '2026' reflects CEO Kris Singh's July 2026 statement (via ANS/FT) and is at risk; earlier targets (Oct 2025, Feb-Mar 2026) slipped. Capacity: WNN 805 MWe; DOE '800-MW'. Holtec plans a subsequent licence renewal to 2051.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [ "org:holtec", "site:palisades" ], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "sendai-1", "name": "Sendai Unit 1", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Satsumasendai, Kagoshima Prefecture", "status": "restarted", "summary": "Sendai 1 is an 846 MWe (net) Kyushu Electric PWR that in August 2015 became the first Japanese reactor restarted under the post-Fukushima NRA rules, ending almost two years with zero nuclear generation. It is operating, with NRA approval to run beyond 40 years granted in November 2023.", "plant": "Sendai", "unit": "1", "operator": "Kyushu Electric Power", "reactor_type": "PWR", "capacity_mw_net": 846, "restart_type": "post-fukushima", "shutdown_date": "2011-05", "restart_target": null, "restart_date": "2015-08-11", "years_offline": 4.2, "regulator_status": "NRA conformity approval 2014-09-10; beyond-40-year operation approved 2023-11-01", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2011-05", "event": "Kyushu took Sendai 1 offline for a periodic inspection.", "source": "https://world-nuclear-news.org/articles/second-japanese-reactor-restarted" }, { "date": "2013-07-08", "event": "Kyushu applied for an NRA review against the new regulatory requirements.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2014-09-10", "event": "The NRA officially approved the unit as meeting the new requirements.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2015-08-11", "event": "Sendai 1 restarted, the first Japanese reactor to do so under the post-Fukushima rules.", "source": "https://www.eia.gov/todayinenergy/detail.php?id=22472" }, { "date": "2015-09-10", "event": "The unit resumed commercial operation.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2023-11-01", "event": "The NRA approved operation of Sendai 1 beyond 40 years.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.eia.gov/todayinenergy/detail.php?id=22472", "title": "Japan restarts Sendai Unit 1 (Today in Energy)", "publisher": "U.S. Energy Information Administration", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/second-japanese-reactor-restarted", "title": "Second Japanese reactor restarted", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "Net capacity from WNA (JAIF lists 890 MWe gross). restarted is reactor startup; power generation began 2015-08-14. years offline measured shutdown (May 2011, mid-month assumed) to restart.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "sendai-2", "name": "Sendai Unit 2", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Satsumasendai, Kagoshima Prefecture", "status": "restarted", "summary": "Sendai 2 is an 846 MWe (net) Kyushu Electric PWR that restarted in October 2015 as Japan's second post-Fukushima restart. It remains in operation and most recently resumed commercial operation after a periodic inspection in April 2026.", "plant": "Sendai", "unit": "2", "operator": "Kyushu Electric Power", "reactor_type": "PWR", "capacity_mw_net": 846, "restart_type": "post-fukushima", "shutdown_date": "2011-09", "restart_target": null, "restart_date": "2015-10-15", "years_offline": 4.1, "regulator_status": "NRA conformity approval 2014-09-10; beyond-40-year operation approved 2023-11-01", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2011-09", "event": "Kyushu took Sendai 2 offline for a periodic inspection.", "source": "https://world-nuclear-news.org/articles/second-japanese-reactor-restarted" }, { "date": "2014-09-10", "event": "The NRA officially approved the unit as meeting the new requirements.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2015-10-15", "event": "Sendai 2 restarted, Japan's second reactor back under the post-Fukushima rules.", "source": "https://world-nuclear-news.org/articles/second-japanese-reactor-restarted" }, { "date": "2015-11-17", "event": "The unit resumed commercial operation.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2023-11-01", "event": "The NRA approved operation of Sendai 2 beyond 40 years.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2026-04-28", "event": "Sendai 2 resumed commercial operation after a periodic inspection that began in January 2026.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/second-japanese-reactor-restarted", "title": "Second Japanese reactor restarted", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "Net capacity from WNA (JAIF 890 MWe gross). Grid supply resumed about 2015-10-21. Shutdown month per WNN ('May and September 2011' for units 1 and 2).", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "shika-2", "name": "Shika Unit 2", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Shika, Ishikawa Prefecture", "status": "under_review", "summary": "Shika 2 is Hokuriku Electric's 1,108 MWe (net) ABWR, offline since March 2011. Its NRA review (applied 2014) was complicated by the 1 January 2024 Noto Peninsula earthquake, which forced reassessment of nearby active faults; restart is expected to take years.", "plant": "Shika", "unit": "2", "operator": "Hokuriku Electric Power", "reactor_type": "BWR", "capacity_mw_net": 1108, "restart_type": "post-fukushima", "shutdown_date": "2011-03-11", "restart_target": null, "restart_date": null, "years_offline": 15.6, "regulator_status": "NRA conformity review in progress (applied 2014-08-12); in March 2023 the NRA concluded faults under the site are not active", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2011-03-11", "event": "Shika 2 entered an outage.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2014-08-12", "event": "Hokuriku applied for the NRA conformity review.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2023-03", "event": "The NRA concluded that none of the faults under the Shika site is active.", "source": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power" }, { "date": "2024-01-29", "event": "Reporting after the Noto quake said fault reassessment would likely delay restart by years.", "source": "https://japannews.yomiuri.co.jp/society/noto-peninsula-earthquake/20240129-165514/" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://japannews.yomiuri.co.jp/society/noto-peninsula-earthquake/20240129-165514/", "title": "Restart of Shika Nuclear Power Plant 'Likely to Take Years'", "publisher": "The Japan News (Yomiuri)", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.renewable-ei.org/en/activities/column/REupdate/20260424.php", "title": "Japan's Nuclear Power Targets from Impossible (2030) to Hardly Achievable (2040)", "publisher": "Renewable Energy Institute", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "medium", "notes": "ABWR recorded as BWR. No restart target published.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "shimane-2", "name": "Shimane Unit 2", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Matsue, Shimane Prefecture", "status": "restarted", "summary": "Shimane 2 is Chugoku Electric's 789 MWe (net) BWR, restarted in December 2024 as Japan's 14th post-Fukushima restart and second BWR after nearly 13 years offline. It is operable; a periodic inspection that began in February 2026 was scheduled to finish in September 2026.", "plant": "Shimane", "unit": "2", "operator": "Chugoku Electric Power", "reactor_type": "BWR", "capacity_mw_net": 789, "restart_type": "post-fukushima", "shutdown_date": "2012-01-27", "restart_target": null, "restart_date": "2024-12-07", "years_offline": 12.9, "regulator_status": "NRA conformity approval 2021-09-15", "local_consent": "Shimane governor approved restart June 2022 after Matsue, Izumo, Yasugi and Unnan", "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2012-01-27", "event": "Shimane 2 entered an outage.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2019/03/jp-npps-operation190314_en.pdf" }, { "date": "2013-12-25", "event": "Chugoku applied for the NRA conformity review.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2021-09-15", "event": "The NRA officially approved the unit.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2022-06", "event": "The Shimane governor approved the restart, completing local consent.", "source": "https://world-nuclear-news.org/articles/shimane-2-restarts-after-13-years-being-offline" }, { "date": "2024-12-07", "event": "Chugoku restarted Shimane 2.", "source": "https://world-nuclear-news.org/articles/shimane-2-restarts-after-13-years-being-offline" }, { "date": "2025-01-10", "event": "The unit resumed commercial operation.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2026-02-09", "event": "Shimane 2 was shut down for a periodic inspection.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2019/03/jp-npps-operation190314_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of March 14, 2019", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear-news.org/articles/shimane-2-restarts-after-13-years-being-offline", "title": "Shimane 2 restarts after 13 years being offline", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "JAIF (Aug 2026) scheduled power resumption on 2026-08-06 and commercial operation on 2026-09-17; not confirmed here.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [ "org:chugoku-electric", "site:shimane" ], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "takahama-1", "name": "Takahama Unit 1", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Takahama, Fukui Prefecture", "status": "restarted", "summary": "Takahama 1 is a 780 MWe (net) Kansai Electric PWR that began operating in 1974, Japan's oldest operating reactor. It restarted in July 2023 after twelve and a half years offline and in 2024 received approval to operate beyond 50 years.", "plant": "Takahama", "unit": "1", "operator": "Kansai Electric Power", "reactor_type": "PWR", "capacity_mw_net": 780, "restart_type": "post-fukushima", "shutdown_date": "2011-01-10", "restart_target": null, "restart_date": "2023-07-28", "years_offline": 12.5, "regulator_status": "NRA conformity approval 2016-04-20; beyond-40-year licence 2016-06-20; beyond-50-year operation approved Oct 2024", "local_consent": "Local consent for Takahama 1 and 2 obtained by April 2021", "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2011-01-10", "event": "Takahama 1 entered a periodic inspection outage.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2019/03/jp-npps-operation190314_en.pdf" }, { "date": "2016-04-20", "event": "The NRA officially approved Takahama 1 and 2.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2016-06-20", "event": "The NRA approved operation of Takahama 1 and 2 beyond 40 years.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2023-07-28", "event": "Kansai restarted Takahama 1; it was connected to the grid on 2 August.", "source": "https://www.jaif.or.jp/en/news/6711" }, { "date": "2023-08-28", "event": "The unit resumed commercial operation.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2025-12-26", "event": "Takahama 1 restarted commercial operation after a periodic inspection.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2019/03/jp-npps-operation190314_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of March 14, 2019", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.jaif.or.jp/en/news/6711", "title": "Restarted Takahama-1 Now Operating Beyond 40 Years, the Second Case in Japan", "publisher": "JAIF", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "Beyond-50-year approval (Oct 2024) per WNA.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "takahama-2", "name": "Takahama Unit 2", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Takahama, Fukui Prefecture", "status": "restarted", "summary": "Takahama 2 is a 780 MWe (net) Kansai Electric PWR that restarted in September 2023 after a 12-year halt, completing the return of all seven Kansai reactors cleared under the post-Fukushima rules. It is operating and resumed commercial operation after an inspection in July 2026.", "plant": "Takahama", "unit": "2", "operator": "Kansai Electric Power", "reactor_type": "PWR", "capacity_mw_net": 780, "restart_type": "post-fukushima", "shutdown_date": "2011-11-25", "restart_target": null, "restart_date": "2023-09-15", "years_offline": 11.8, "regulator_status": "NRA conformity approval 2016-04-20; beyond-40-year licence 2016-06-20; long-term facility management plan approved 2025-11-04", "local_consent": "Local consent for Takahama 1 and 2 obtained by April 2021", "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2011-11-25", "event": "Takahama 2 entered an outage.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2019/03/jp-npps-operation190314_en.pdf" }, { "date": "2016-04-20", "event": "The NRA officially approved Takahama 1 and 2.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2023-09-15", "event": "Kansai restarted Takahama 2, Japan's 12th post-Fukushima restart.", "source": "https://www.euci.com/takahama-no-2-nuclear-reactor-restarted-after-12-year-halt/" }, { "date": "2023-10-16", "event": "The unit resumed commercial operation.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2025-11-04", "event": "The NRA approved its long-term facility management plan.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2026-07-16", "event": "Takahama 2 restarted commercial operation after a periodic inspection.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2019/03/jp-npps-operation190314_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of March 14, 2019", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.euci.com/takahama-no-2-nuclear-reactor-restarted-after-12-year-halt/", "title": "Takahama No. 2 nuclear reactor restarted after 12-year halt", "publisher": "EUCI (Kyodo)", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.jaif.or.jp/en/news/6711", "title": "Restarted Takahama-1 Now Operating Beyond 40 Years, the Second Case in Japan", "publisher": "JAIF", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": null, "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "takahama-3", "name": "Takahama Unit 3", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Takahama, Fukui Prefecture", "status": "restarted", "summary": "Takahama 3 is an 830 MWe (net) Kansai Electric PWR using MOX fuel. It restarted in January 2016, was idled by a court injunction from March 2016 to 2017, and has operated since; it entered a periodic inspection in April 2026.", "plant": "Takahama", "unit": "3", "operator": "Kansai Electric Power", "reactor_type": "PWR", "capacity_mw_net": 830, "restart_type": "post-fukushima", "shutdown_date": "2012-02-20", "restart_target": null, "restart_date": "2016-01-29", "years_offline": 3.9, "regulator_status": "NRA conformity approval 2015-02-12; beyond-40-year operation approved 2023-05-29", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2012-02-20", "event": "Takahama 3 was shut down for a periodic inspection and stayed offline after Fukushima.", "source": "https://www.eco-business.com/news/nuclear-plant-shutdowns-taking-heavy-toll-on-local-economy/" }, { "date": "2015-02-12", "event": "The NRA officially approved Takahama 3 and 4.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2016-01-29", "event": "Takahama 3 resumed operation.", "source": "https://www.world-nuclear-news.org/articles/japan-puts-fifth-reactor-back-into-operation" }, { "date": "2016-03-09", "event": "The Otsu District Court issued an injunction that forced the unit offline.", "source": "https://www.world-nuclear-news.org/articles/japan-puts-fifth-reactor-back-into-operation" }, { "date": "2017-06-06", "event": "Kansai restarted Takahama 3 after the Osaka High Court lifted the injunction.", "source": "https://www.world-nuclear-news.org/articles/japan-puts-fifth-reactor-back-into-operation" }, { "date": "2023-05-29", "event": "The NRA approved operation beyond 40 years.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2026-04-07", "event": "Takahama 3 was shut down for a periodic inspection.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.world-nuclear-news.org/articles/japan-puts-fifth-reactor-back-into-operation", "title": "Japan puts fifth reactor back into operation", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.eco-business.com/news/nuclear-plant-shutdowns-taking-heavy-toll-on-local-economy/", "title": "Nuclear plant shutdowns taking heavy toll on local economy", "publisher": "Eco-Business", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "years offline uses the first restart (Jan 2016). Shutdown date from a 2012 Eco-Business report (search snippet); the injunction-driven offline period 2016-2017 is excluded from the figure.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "takahama-4", "name": "Takahama Unit 4", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Takahama, Fukui Prefecture", "status": "restarted", "summary": "Takahama 4 is an 830 MWe (net) Kansai Electric PWR that first restarted in February 2016 but tripped days later and was then held offline by a court injunction until May 2017. It has operated since and resumed commercial operation after its latest inspection in November 2025.", "plant": "Takahama", "unit": "4", "operator": "Kansai Electric Power", "reactor_type": "PWR", "capacity_mw_net": 830, "restart_type": "post-fukushima", "shutdown_date": "2011-07-21", "restart_target": null, "restart_date": "2016-02-26", "years_offline": 4.6, "regulator_status": "NRA conformity approval 2015-02-12; beyond-40-year operation approved 2023-05-29", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2011-07-21", "event": "Takahama 4 was shut down.", "source": "https://www.worldnuclearreport.org/Takahama-4-Reactor-Fails-Grid-Connection-in-Japan.html" }, { "date": "2015-02-12", "event": "The NRA officially approved Takahama 3 and 4.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2016-02-26", "event": "Takahama 4 restarted, then shut down automatically on 29 February after a main transformer/generator fault.", "source": "https://www.world-nuclear-news.org/articles/japanese-reactor-restarts-after-lifting-of-injunct" }, { "date": "2017-05-17", "event": "Kansai restarted Takahama 4 after the Osaka High Court lifted the Otsu injunction.", "source": "https://www.world-nuclear-news.org/articles/japanese-reactor-restarts-after-lifting-of-injunct" }, { "date": "2017-06-16", "event": "The unit resumed commercial operation.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2025-11-13", "event": "Takahama 4 restarted commercial operation after a periodic inspection.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.world-nuclear-news.org/articles/japanese-reactor-restarts-after-lifting-of-injunct", "title": "Japanese reactor restarts after lifting of injunction", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.worldnuclearreport.org/Takahama-4-Reactor-Fails-Grid-Connection-in-Japan.html", "title": "Takahama-4 Reactor Fails Grid Connection in Japan", "publisher": "World Nuclear Industry Status Report", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "years offline uses the first (Feb 2016) restart.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "tokai-2", "name": "Tokai Daini (Tokai Unit 2)", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Tokai, Ibaraki Prefecture", "status": "approved", "summary": "Tokai 2 is Japan Atomic Power's 1,060 MWe (net) BWR, the closest Japanese reactor to Tokyo. It holds NRA approval (2018) and a licence to run to 60 years, but its safety works, including a 17-metre seawall found defective in 2023, now run to the second half of FY2028, and local evacuation plans are unfinished.", "plant": "Tokai", "unit": "2", "operator": "Japan Atomic Power Company (JAPC)", "reactor_type": "BWR", "capacity_mw_net": 1060, "restart_type": "post-fukushima", "shutdown_date": "2011-03-11", "restart_target": null, "restart_date": null, "years_offline": 15.6, "regulator_status": "NRA conformity approval 2018-09-26; beyond-40-year operation approved 2018-11-07; revised seawall construction plan under NRA review", "local_consent": "Not obtained; wide-area evacuation plans by surrounding municipalities still being drafted (Aug 2026)", "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2011-03-11", "event": "Tokai 2 shut down automatically in the Great East Japan Earthquake.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2014-05-20", "event": "JAPC applied for the NRA conformity review.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2018-09-26", "event": "The NRA officially approved Tokai 2.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2018-11-07", "event": "The NRA approved operation beyond 40 years.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2024-08", "event": "JAPC pushed completion of safety work from September 2024 to December 2026.", "source": "https://www.nucnet.org/news/japco-says-delay-of-more-than-two-years-to-safety-measures-at-tokai-2-8-3-2024" }, { "date": "2026-08-28", "event": "JAPC said safety works would slip to October 2028-March 2029, the fourth postponement.", "source": "https://en.cinie.net/article/63291.html" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://en.cinie.net/article/63291.html", "title": "Further Delay in Completion of Safety Measures at Japan's Tokai Daini Nuclear Power Plant", "publisher": "CINIE", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.nucnet.org/news/japco-says-delay-of-more-than-two-years-to-safety-measures-at-tokai-2-8-3-2024", "title": "Japco says 'delay of more than two years' to safety measures at Tokai-2", "publisher": "NucNet", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "No restart date has been stated; restart cannot precede completion of safety works (2H FY2028). shut down is the quake trip per JAIF 'Outage (2011.03.11~)'. years offline to 2026-10-11.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "tomari-1", "name": "Tomari Unit 1", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Tomari, Hokkaido", "status": "under_review", "summary": "Tomari 1 is a 550 MWe (net) Hokkaido Electric PWR offline since 2011. Its NRA conformity review, applied for in July 2013, is still under way after the regulator prioritised and approved sister unit 3 in 2025.", "plant": "Tomari", "unit": "1", "operator": "Hokkaido Electric Power", "reactor_type": "PWR", "capacity_mw_net": 550, "restart_type": "post-fukushima", "shutdown_date": "2011-04-22", "restart_target": null, "restart_date": null, "years_offline": 15.5, "regulator_status": "NRA conformity review in progress (applied 2013-07-08)", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2011-04-22", "event": "Tomari 1 entered an outage.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2013-07-08", "event": "Hokkaido Electric applied for the NRA conformity review.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2025-07-30", "event": "The NRA approved Tomari 3 and said it was still reviewing units 1 and 2.", "source": "https://www.world-nuclear-news.org/articles/tomari-3-meets-safety-requirements-regulator-concludes" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.world-nuclear-news.org/articles/tomari-3-meets-safety-requirements-regulator-concludes", "title": "Tomari 3 meets safety requirements, regulator concludes", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "medium", "notes": "No restart target published. years offline to 2026-10-11.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "tomari-2", "name": "Tomari Unit 2", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Tomari, Hokkaido", "status": "under_review", "summary": "Tomari 2 is a 550 MWe (net) Hokkaido Electric PWR offline since 2011. Its NRA conformity review, applied for in July 2013, is still under way after the regulator prioritised and approved sister unit 3 in 2025.", "plant": "Tomari", "unit": "2", "operator": "Hokkaido Electric Power", "reactor_type": "PWR", "capacity_mw_net": 550, "restart_type": "post-fukushima", "shutdown_date": "2011-08-26", "restart_target": null, "restart_date": null, "years_offline": 15.1, "regulator_status": "NRA conformity review in progress (applied 2013-07-08)", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2011-08-26", "event": "Tomari 2 entered an outage.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2013-07-08", "event": "Hokkaido Electric applied for the NRA conformity review.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2025-07-30", "event": "The NRA approved Tomari 3 and said it was still reviewing units 1 and 2.", "source": "https://www.world-nuclear-news.org/articles/tomari-3-meets-safety-requirements-regulator-concludes" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.world-nuclear-news.org/articles/tomari-3-meets-safety-requirements-regulator-concludes", "title": "Tomari 3 meets safety requirements, regulator concludes", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "medium", "notes": "No restart target published. years offline to 2026-10-11.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "tomari-3", "name": "Tomari Unit 3", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Tomari, Hokkaido", "status": "approved", "summary": "Tomari 3 is Hokkaido Electric's 866 MWe (net) PWR, Japan's newest power reactor (2009). It won NRA approval in July 2025 and Hokkaido governor consent in December 2025; restart awaits a 19-metre seawall now scheduled for completion in August 2027.", "plant": "Tomari", "unit": "3", "operator": "Hokkaido Electric Power", "reactor_type": "PWR", "capacity_mw_net": 866, "restart_type": "post-fukushima", "shutdown_date": "2012-05-05", "restart_target": "2027", "restart_date": null, "years_offline": 14.4, "regulator_status": "NRA installation-change permit 2025-07-30 (18th reactor to pass); construction plan and pre-use inspections pending", "local_consent": "Hokkaido governor Naomichi Suzuki consented 2025-12-10 and conveyed acceptance to METI 2025-12-18", "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2012-05-05", "event": "Tomari 3 stopped for a regular inspection; all three Tomari units have been offline since.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2013-07-08", "event": "Hokkaido Electric applied for the NRA conformity review.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2025-07-30", "event": "The NRA formally approved Tomari 3 after a 12-year review.", "source": "https://www.world-nuclear-news.org/articles/tomari-3-meets-safety-requirements-regulator-concludes" }, { "date": "2025-12-10", "event": "Hokkaido Governor Naomichi Suzuki announced consent to the restart.", "source": "https://www.reuters.com/sustainability/boards-policy-regulation/hokkaido-governor-approves-hokkaido-elec-tomari-nuclear-power-plant-restart-2025-12-10/" }, { "date": "2026-07-30", "event": "Hokkaido Electric scheduled completion of the 19.0 m seawall for August 2027.", "source": "https://www.hepco.co.jp/english/ir/pdf/timely_disclosure_260730.pdf" }, { "date": "2026-08-18", "event": "A worker died in a gravel silo at the seawall construction site, raising risk of further delay.", "source": "https://www.bloomberg.com/news/articles/2026-08-19/japanese-nuclear-power-plant-death-threatens-to-delay-restart" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.world-nuclear-news.org/articles/tomari-3-meets-safety-requirements-regulator-concludes", "title": "Tomari 3 meets safety requirements, regulator concludes", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.reuters.com/sustainability/boards-policy-regulation/hokkaido-governor-approves-hokkaido-elec-tomari-nuclear-power-plant-restart-2025-12-10/", "title": "Hokkaido governor approves Hokkaido Elec Tomari nuclear power plant restart", "publisher": "Reuters", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.hepco.co.jp/english/ir/pdf/timely_disclosure_260730.pdf", "title": "Notice Regarding the Timing of Completion of the Seawall at Tomari Power Station", "publisher": "Hokkaido Electric Power", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://www.bloomberg.com/news/articles/2026-08-19/japanese-nuclear-power-plant-death-threatens-to-delay-restart", "title": "Japanese Nuclear Power Plant Death Threatens to Delay Restart", "publisher": "Bloomberg", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.renewable-ei.org/en/activities/column/REupdate/20260424.php", "title": "Japan's Nuclear Power Targets from Impossible (2030) to Hardly Achievable (2040)", "publisher": "Renewable Energy Institute", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "restart target '2027' per JAIF ('as early as possible in 2027'); Bloomberg cites a Hokkaido Shimbun report that the utility had aimed for mid-December 2027. A 2022 Sapporo District Court injunction against operating the plant was under appeal as of mid-2025 (WNN).", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "tsuruga-2", "name": "Tsuruga Unit 2", "vertical": "nuclear-plant-restarts", "country": "JP", "region": "asia", "location": "Tsuruga, Fukui Prefecture", "status": "rejected", "summary": "Tsuruga 2 is Japan Atomic Power's 1,108 MWe (net) PWR. In November 2024 it became the first reactor refused restart under Japan's post-Fukushima rules because an active fault under the reactor building could not be ruled out; JAPC is running additional fault surveys to reapply.", "plant": "Tsuruga", "unit": "2", "operator": "Japan Atomic Power Company (JAPC)", "reactor_type": "PWR", "capacity_mw_net": 1108, "restart_type": "post-fukushima", "shutdown_date": "2011-05-07", "restart_target": null, "restart_date": null, "years_offline": 15.4, "regulator_status": "Not permitted by NRA (2024-11-13); JAPC conducting additional surveys with a view to reapplying", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2011-05-07", "event": "Tsuruga 2 entered an outage.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2015-11-05", "event": "JAPC applied for the NRA conformity review.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2024-08-28", "event": "The NRA adopted a draft report finding the unit does not meet standards.", "source": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf" }, { "date": "2024-11-13", "event": "The NRA formally ruled Tsuruga 2 cannot restart, the first such refusal.", "source": "https://www.world-nuclear-news.org/articles/tsuruga-2-non-compliant-with-safety-standards-regulatorrules" }, { "date": "2025", "event": "JAPC began additional fault surveys, expected to take about two years, with a view to reapplying.", "source": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power" } ], "sources": [ { "url": "https://www.jaif.or.jp/cms_admin/wp-content/uploads/2026/08/jp-npps-operation20260807_en.pdf", "title": "Current Status of Nuclear Power Plants in Japan as of August 7, 2026", "publisher": "Japan Atomic Industrial Forum (JAIF)", "type": "primary", "checked_on": "2026-10-11" }, { "url": "https://world-nuclear.org/information-library/country-profiles/countries-g-n/japan-nuclear-power", "title": "Nuclear Power in Japan", "publisher": "World Nuclear Association", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.world-nuclear-news.org/articles/tsuruga-2-non-compliant-with-safety-standards-regulatorrules", "title": "Tsuruga 2 non-compliant with safety standards, regulator rules", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "high", "notes": "years offline to 2026-10-11.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "zaporizhzhia-1", "name": "Zaporizhzhia Unit 1", "vertical": "nuclear-plant-restarts", "country": "UA", "region": "europe", "location": "Enerhodar, Zaporizhzhia Oblast", "status": "proposed", "summary": "Zaporizhzhia 1 is one of six VVER-1000 PWRs at Europe's largest nuclear plant, under Russian military control since March 2022 and shut down since the early months of the war. Rosatom says it aims to restart the units under Russian licensing when conditions allow; Ukraine contests Russian control and the IAEA has called restart inadvisable during the war.", "plant": "Zaporizhzhia", "unit": "1", "operator": "Contested: Energoatom (Ukrainian licensee) / Rosatom-installed management", "reactor_type": "PWR", "capacity_mw_net": null, "restart_type": "conflict-shutdown", "shutdown_date": "2022", "restart_target": null, "restart_date": null, "years_offline": 4.3, "regulator_status": "Rostekhnadzor (Russia) issued a 10-year operating licence in Dec 2025; contested by Ukraine", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2022-03", "event": "Russian forces took control of the plant; all six units were subsequently shut down.", "source": "https://www.world-nuclear-news.org/articles/russian-regulator-issues-operating-licence-for-second-zaporizhzhia-unit" }, { "date": "2025-12-23", "event": "Russia's regulator Rostekhnadzor issued an operating licence for unit 1.", "source": "https://www.greenpeace.org/ukraine/en/news/5456/greenpeace-ukraine-russian-license-for-the-occupied-znpp-is-illegal/" }, { "date": "2025-12-29", "event": "The Russian-installed plant head said generation could restart by mid-2027 if the war ended soon.", "source": "https://www.reuters.com/business/energy/zaporizhzhia-power-plant-could-restart-18-months-once-war-ends-head-says-2025-12-29/" }, { "date": "2026-09", "event": "Off-site power was restored after an IAEA-brokered local ceasefire allowed line repairs, following the plant's 26th loss of off-site power.", "source": "https://www.ans.org/news/2026-09-09/article-8377/zaporizhzhia-restores-offsite-power-following-iaeabrokered-local-ceasefire/" } ], "sources": [ { "url": "https://www.world-nuclear-news.org/articles/russian-regulator-issues-operating-licence-for-second-zaporizhzhia-unit", "title": "Russian regulator issues operating licence for second Zaporizhzhia unit", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.reuters.com/business/energy/zaporizhzhia-power-plant-could-restart-18-months-once-war-ends-head-says-2025-12-29/", "title": "Zaporizhzhia power plant could restart in 18 months once the war ends, head says", "publisher": "Reuters", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.ans.org/news/2026-09-09/article-8377/zaporizhzhia-restores-offsite-power-following-iaeabrokered-local-ceasefire/", "title": "Zaporizhzhia restores off-site power following IAEA-brokered local ceasefire", "publisher": "American Nuclear Society", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.greenpeace.org/ukraine/en/news/5456/greenpeace-ukraine-russian-license-for-the-occupied-znpp-is-illegal/", "title": "Greenpeace Ukraine: Russian license for the occupied ZNPP is illegal", "publisher": "Greenpeace Ukraine", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.neimagazine.com/news/russia-licences-zaporizhia-1/", "title": "Russia licences Zaporizhia 1", "publisher": "Nuclear Engineering International", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "low", "notes": "Per-unit shutdown dates not verified (year only; all units shut 'shortly after the start of the war'). Plant total capacity 5.7 GW across six units (WNN); per-unit net capacity not recorded. Restart would require secure cooling water and stable off-site power; IAEA DG Grossi said restart is inadvisable in the current military situation.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [ "site:zaporizhzhia" ], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "zaporizhzhia-2", "name": "Zaporizhzhia Unit 2", "vertical": "nuclear-plant-restarts", "country": "UA", "region": "europe", "location": "Enerhodar, Zaporizhzhia Oblast", "status": "proposed", "summary": "Zaporizhzhia 2 is one of six VVER-1000 PWRs at Europe's largest nuclear plant, under Russian military control since March 2022 and shut down since the early months of the war. Rosatom says it aims to restart the units under Russian licensing when conditions allow; Ukraine contests Russian control and the IAEA has called restart inadvisable during the war.", "plant": "Zaporizhzhia", "unit": "2", "operator": "Contested: Energoatom (Ukrainian licensee) / Rosatom-installed management", "reactor_type": "PWR", "capacity_mw_net": null, "restart_type": "conflict-shutdown", "shutdown_date": "2022", "restart_target": null, "restart_date": null, "years_offline": 4.3, "regulator_status": "Rostekhnadzor (Russia) issued a 10-year operating licence in Feb 2026; contested by Ukraine", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2022-03", "event": "Russian forces took control of the plant; all six units were subsequently shut down.", "source": "https://www.world-nuclear-news.org/articles/russian-regulator-issues-operating-licence-for-second-zaporizhzhia-unit" }, { "date": "2025-12-29", "event": "The Russian-installed plant head said generation could restart by mid-2027 if the war ended soon.", "source": "https://www.reuters.com/business/energy/zaporizhzhia-power-plant-could-restart-18-months-once-war-ends-head-says-2025-12-29/" }, { "date": "2026-02-19", "event": "Rostekhnadzor issued a 10-year operating licence for unit 2.", "source": "https://www.world-nuclear-news.org/articles/russian-regulator-issues-operating-licence-for-second-zaporizhzhia-unit" }, { "date": "2026-09", "event": "Off-site power was restored after an IAEA-brokered local ceasefire allowed line repairs, following the plant's 26th loss of off-site power.", "source": "https://www.ans.org/news/2026-09-09/article-8377/zaporizhzhia-restores-offsite-power-following-iaeabrokered-local-ceasefire/" } ], "sources": [ { "url": "https://www.world-nuclear-news.org/articles/russian-regulator-issues-operating-licence-for-second-zaporizhzhia-unit", "title": "Russian regulator issues operating licence for second Zaporizhzhia unit", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.reuters.com/business/energy/zaporizhzhia-power-plant-could-restart-18-months-once-war-ends-head-says-2025-12-29/", "title": "Zaporizhzhia power plant could restart in 18 months once the war ends, head says", "publisher": "Reuters", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.ans.org/news/2026-09-09/article-8377/zaporizhzhia-restores-offsite-power-following-iaeabrokered-local-ceasefire/", "title": "Zaporizhzhia restores off-site power following IAEA-brokered local ceasefire", "publisher": "American Nuclear Society", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.greenpeace.org/ukraine/en/news/5456/greenpeace-ukraine-russian-license-for-the-occupied-znpp-is-illegal/", "title": "Greenpeace Ukraine: Russian license for the occupied ZNPP is illegal", "publisher": "Greenpeace Ukraine", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.neimagazine.com/news/russia-licences-zaporizhia-1/", "title": "Russia licences Zaporizhia 1", "publisher": "Nuclear Engineering International", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "low", "notes": "Per-unit shutdown dates not verified (year only; all units shut 'shortly after the start of the war'). Plant total capacity 5.7 GW across six units (WNN); per-unit net capacity not recorded. Restart would require secure cooling water and stable off-site power; IAEA DG Grossi said restart is inadvisable in the current military situation.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [ "site:zaporizhzhia" ], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "zaporizhzhia-3", "name": "Zaporizhzhia Unit 3", "vertical": "nuclear-plant-restarts", "country": "UA", "region": "europe", "location": "Enerhodar, Zaporizhzhia Oblast", "status": "proposed", "summary": "Zaporizhzhia 3 is one of six VVER-1000 PWRs at Europe's largest nuclear plant, under Russian military control since March 2022 and shut down since the early months of the war. Rosatom says it aims to restart the units under Russian licensing when conditions allow; Ukraine contests Russian control and the IAEA has called restart inadvisable during the war.", "plant": "Zaporizhzhia", "unit": "3", "operator": "Contested: Energoatom (Ukrainian licensee) / Rosatom-installed management", "reactor_type": "PWR", "capacity_mw_net": null, "restart_type": "conflict-shutdown", "shutdown_date": "2022", "restart_target": null, "restart_date": null, "years_offline": 4.3, "regulator_status": "No Russian licence yet; Rosatom aims to apply by end-2026", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2022-03", "event": "Russian forces took control of the plant; all six units were subsequently shut down.", "source": "https://www.world-nuclear-news.org/articles/russian-regulator-issues-operating-licence-for-second-zaporizhzhia-unit" }, { "date": "2025-12-29", "event": "The Russian-installed plant head said generation could restart by mid-2027 if the war ended soon.", "source": "https://www.reuters.com/business/energy/zaporizhzhia-power-plant-could-restart-18-months-once-war-ends-head-says-2025-12-29/" }, { "date": "2026-09", "event": "Off-site power was restored after an IAEA-brokered local ceasefire allowed line repairs, following the plant's 26th loss of off-site power.", "source": "https://www.ans.org/news/2026-09-09/article-8377/zaporizhzhia-restores-offsite-power-following-iaeabrokered-local-ceasefire/" } ], "sources": [ { "url": "https://www.world-nuclear-news.org/articles/russian-regulator-issues-operating-licence-for-second-zaporizhzhia-unit", "title": "Russian regulator issues operating licence for second Zaporizhzhia unit", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.reuters.com/business/energy/zaporizhzhia-power-plant-could-restart-18-months-once-war-ends-head-says-2025-12-29/", "title": "Zaporizhzhia power plant could restart in 18 months once the war ends, head says", "publisher": "Reuters", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.ans.org/news/2026-09-09/article-8377/zaporizhzhia-restores-offsite-power-following-iaeabrokered-local-ceasefire/", "title": "Zaporizhzhia restores off-site power following IAEA-brokered local ceasefire", "publisher": "American Nuclear Society", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.greenpeace.org/ukraine/en/news/5456/greenpeace-ukraine-russian-license-for-the-occupied-znpp-is-illegal/", "title": "Greenpeace Ukraine: Russian license for the occupied ZNPP is illegal", "publisher": "Greenpeace Ukraine", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.neimagazine.com/news/russia-licences-zaporizhia-1/", "title": "Russia licences Zaporizhia 1", "publisher": "Nuclear Engineering International", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "low", "notes": "Per-unit shutdown dates not verified (year only; all units shut 'shortly after the start of the war'). Plant total capacity 5.7 GW across six units (WNN); per-unit net capacity not recorded. Restart would require secure cooling water and stable off-site power; IAEA DG Grossi said restart is inadvisable in the current military situation.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [ "site:zaporizhzhia" ], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "zaporizhzhia-4", "name": "Zaporizhzhia Unit 4", "vertical": "nuclear-plant-restarts", "country": "UA", "region": "europe", "location": "Enerhodar, Zaporizhzhia Oblast", "status": "proposed", "summary": "Zaporizhzhia 4 is one of six VVER-1000 PWRs at Europe's largest nuclear plant, under Russian military control since March 2022 and shut down since the early months of the war. Rosatom says it aims to restart the units under Russian licensing when conditions allow; Ukraine contests Russian control and the IAEA has called restart inadvisable during the war.", "plant": "Zaporizhzhia", "unit": "4", "operator": "Contested: Energoatom (Ukrainian licensee) / Rosatom-installed management", "reactor_type": "PWR", "capacity_mw_net": null, "restart_type": "conflict-shutdown", "shutdown_date": "2022", "restart_target": null, "restart_date": null, "years_offline": 4.3, "regulator_status": "No Russian licence yet; Rosatom aims to apply by end-2026", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2022-03", "event": "Russian forces took control of the plant; all six units were subsequently shut down.", "source": "https://www.world-nuclear-news.org/articles/russian-regulator-issues-operating-licence-for-second-zaporizhzhia-unit" }, { "date": "2025-12-29", "event": "The Russian-installed plant head said generation could restart by mid-2027 if the war ended soon.", "source": "https://www.reuters.com/business/energy/zaporizhzhia-power-plant-could-restart-18-months-once-war-ends-head-says-2025-12-29/" }, { "date": "2026-09", "event": "Off-site power was restored after an IAEA-brokered local ceasefire allowed line repairs, following the plant's 26th loss of off-site power.", "source": "https://www.ans.org/news/2026-09-09/article-8377/zaporizhzhia-restores-offsite-power-following-iaeabrokered-local-ceasefire/" } ], "sources": [ { "url": "https://www.world-nuclear-news.org/articles/russian-regulator-issues-operating-licence-for-second-zaporizhzhia-unit", "title": "Russian regulator issues operating licence for second Zaporizhzhia unit", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.reuters.com/business/energy/zaporizhzhia-power-plant-could-restart-18-months-once-war-ends-head-says-2025-12-29/", "title": "Zaporizhzhia power plant could restart in 18 months once the war ends, head says", "publisher": "Reuters", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.ans.org/news/2026-09-09/article-8377/zaporizhzhia-restores-offsite-power-following-iaeabrokered-local-ceasefire/", "title": "Zaporizhzhia restores off-site power following IAEA-brokered local ceasefire", "publisher": "American Nuclear Society", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.greenpeace.org/ukraine/en/news/5456/greenpeace-ukraine-russian-license-for-the-occupied-znpp-is-illegal/", "title": "Greenpeace Ukraine: Russian license for the occupied ZNPP is illegal", "publisher": "Greenpeace Ukraine", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.neimagazine.com/news/russia-licences-zaporizhia-1/", "title": "Russia licences Zaporizhia 1", "publisher": "Nuclear Engineering International", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "low", "notes": "Per-unit shutdown dates not verified (year only; all units shut 'shortly after the start of the war'). Plant total capacity 5.7 GW across six units (WNN); per-unit net capacity not recorded. Restart would require secure cooling water and stable off-site power; IAEA DG Grossi said restart is inadvisable in the current military situation.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [ "site:zaporizhzhia" ], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "zaporizhzhia-5", "name": "Zaporizhzhia Unit 5", "vertical": "nuclear-plant-restarts", "country": "UA", "region": "europe", "location": "Enerhodar, Zaporizhzhia Oblast", "status": "proposed", "summary": "Zaporizhzhia 5 is one of six VVER-1000 PWRs at Europe's largest nuclear plant, under Russian military control since March 2022 and shut down since the early months of the war. Rosatom says it aims to restart the units under Russian licensing when conditions allow; Ukraine contests Russian control and the IAEA has called restart inadvisable during the war.", "plant": "Zaporizhzhia", "unit": "5", "operator": "Contested: Energoatom (Ukrainian licensee) / Rosatom-installed management", "reactor_type": "PWR", "capacity_mw_net": null, "restart_type": "conflict-shutdown", "shutdown_date": "2022", "restart_target": null, "restart_date": null, "years_offline": 4.3, "regulator_status": "No Russian licence yet; Rosatom aims to apply by end-2026", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2022-03", "event": "Russian forces took control of the plant; all six units were subsequently shut down.", "source": "https://www.world-nuclear-news.org/articles/russian-regulator-issues-operating-licence-for-second-zaporizhzhia-unit" }, { "date": "2025-12-29", "event": "The Russian-installed plant head said generation could restart by mid-2027 if the war ended soon.", "source": "https://www.reuters.com/business/energy/zaporizhzhia-power-plant-could-restart-18-months-once-war-ends-head-says-2025-12-29/" }, { "date": "2026-09", "event": "Off-site power was restored after an IAEA-brokered local ceasefire allowed line repairs, following the plant's 26th loss of off-site power.", "source": "https://www.ans.org/news/2026-09-09/article-8377/zaporizhzhia-restores-offsite-power-following-iaeabrokered-local-ceasefire/" } ], "sources": [ { "url": "https://www.world-nuclear-news.org/articles/russian-regulator-issues-operating-licence-for-second-zaporizhzhia-unit", "title": "Russian regulator issues operating licence for second Zaporizhzhia unit", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.reuters.com/business/energy/zaporizhzhia-power-plant-could-restart-18-months-once-war-ends-head-says-2025-12-29/", "title": "Zaporizhzhia power plant could restart in 18 months once the war ends, head says", "publisher": "Reuters", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.ans.org/news/2026-09-09/article-8377/zaporizhzhia-restores-offsite-power-following-iaeabrokered-local-ceasefire/", "title": "Zaporizhzhia restores off-site power following IAEA-brokered local ceasefire", "publisher": "American Nuclear Society", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.greenpeace.org/ukraine/en/news/5456/greenpeace-ukraine-russian-license-for-the-occupied-znpp-is-illegal/", "title": "Greenpeace Ukraine: Russian license for the occupied ZNPP is illegal", "publisher": "Greenpeace Ukraine", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.neimagazine.com/news/russia-licences-zaporizhia-1/", "title": "Russia licences Zaporizhia 1", "publisher": "Nuclear Engineering International", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "low", "notes": "Per-unit shutdown dates not verified (year only; all units shut 'shortly after the start of the war'). Plant total capacity 5.7 GW across six units (WNN); per-unit net capacity not recorded. Restart would require secure cooling water and stable off-site power; IAEA DG Grossi said restart is inadvisable in the current military situation.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [ "site:zaporizhzhia" ], "updated_at": "2026-10-11", "last_verified": "2026-10-11" }, { "slug": "zaporizhzhia-6", "name": "Zaporizhzhia Unit 6", "vertical": "nuclear-plant-restarts", "country": "UA", "region": "europe", "location": "Enerhodar, Zaporizhzhia Oblast", "status": "proposed", "summary": "Zaporizhzhia 6 is one of six VVER-1000 PWRs at Europe's largest nuclear plant, under Russian military control since March 2022 and shut down since the early months of the war. Rosatom says it aims to restart the units under Russian licensing when conditions allow; Ukraine contests Russian control and the IAEA has called restart inadvisable during the war.", "plant": "Zaporizhzhia", "unit": "6", "operator": "Contested: Energoatom (Ukrainian licensee) / Rosatom-installed management", "reactor_type": "PWR", "capacity_mw_net": null, "restart_type": "conflict-shutdown", "shutdown_date": "2022", "restart_target": null, "restart_date": null, "years_offline": 4.3, "regulator_status": "Rosatom has applied to Rostekhnadzor for an operating licence (reported Feb 2026)", "local_consent": null, "offtaker": null, "public_funding": null, "cost_estimate": null, "currency": null, "milestones": [ { "date": "2022-03", "event": "Russian forces took control of the plant; all six units were subsequently shut down.", "source": "https://www.world-nuclear-news.org/articles/russian-regulator-issues-operating-licence-for-second-zaporizhzhia-unit" }, { "date": "2025-12-29", "event": "The Russian-installed plant head said generation could restart by mid-2027 if the war ended soon.", "source": "https://www.reuters.com/business/energy/zaporizhzhia-power-plant-could-restart-18-months-once-war-ends-head-says-2025-12-29/" }, { "date": "2026-02", "event": "Rosatom reported it had applied to Rostekhnadzor for a unit 6 operating licence.", "source": "https://www.world-nuclear-news.org/articles/russian-regulator-issues-operating-licence-for-second-zaporizhzhia-unit" }, { "date": "2026-09", "event": "Off-site power was restored after an IAEA-brokered local ceasefire allowed line repairs, following the plant's 26th loss of off-site power.", "source": "https://www.ans.org/news/2026-09-09/article-8377/zaporizhzhia-restores-offsite-power-following-iaeabrokered-local-ceasefire/" } ], "sources": [ { "url": "https://www.world-nuclear-news.org/articles/russian-regulator-issues-operating-licence-for-second-zaporizhzhia-unit", "title": "Russian regulator issues operating licence for second Zaporizhzhia unit", "publisher": "World Nuclear News", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.reuters.com/business/energy/zaporizhzhia-power-plant-could-restart-18-months-once-war-ends-head-says-2025-12-29/", "title": "Zaporizhzhia power plant could restart in 18 months once the war ends, head says", "publisher": "Reuters", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.ans.org/news/2026-09-09/article-8377/zaporizhzhia-restores-offsite-power-following-iaeabrokered-local-ceasefire/", "title": "Zaporizhzhia restores off-site power following IAEA-brokered local ceasefire", "publisher": "American Nuclear Society", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.greenpeace.org/ukraine/en/news/5456/greenpeace-ukraine-russian-license-for-the-occupied-znpp-is-illegal/", "title": "Greenpeace Ukraine: Russian license for the occupied ZNPP is illegal", "publisher": "Greenpeace Ukraine", "type": "secondary", "checked_on": "2026-10-11" }, { "url": "https://www.neimagazine.com/news/russia-licences-zaporizhia-1/", "title": "Russia licences Zaporizhia 1", "publisher": "Nuclear Engineering International", "type": "secondary", "checked_on": "2026-10-11" } ], "confidence": "low", "notes": "Per-unit shutdown dates not verified (year only; all units shut 'shortly after the start of the war'). Plant total capacity 5.7 GW across six units (WNN); per-unit net capacity not recorded. Restart would require secure cooling water and stable off-site power; IAEA DG Grossi said restart is inadvisable in the current military situation.", "related_slugs": [], "tracker_slug": null, "see_also": [], "entity_ids": [ "site:zaporizhzhia", "unit:zaporizhzhia-6" ], "updated_at": "2026-10-11", "last_verified": "2026-10-11" } ] }