Background: The AP1000 reactor, explained
Current state
| Status | Under construction |
| Design | CAP1000 (PWR) |
| Net capacity | 1,150 MWe |
| Country | China |
| Vendor | SPIC (CAP1000) |
| Owner / operator | SPIC |
| Construction start | 2024 |
| Original COD target | — |
| Current COD estimate | 2029 |
| Schedule slippage | — |
Notes
RPV installed 2026-04-01 (WNN quoting SPIC) — milestone single-source so far. First concrete 26 Apr 2024 per contemporaneous WNN reporting (NEI's 'April 2025' appears to be an error). CA01 super module installed Jan 2025. No Aug-Sep 2026 milestone found. COD 2029 per SPIC/WNA.
Milestone log
- 2026-04-01 — Reactor pressure vessel (~270 t net) hoisted into place; SPIC says this marks start of equipment installation phase for both phase-1 units (source)
- 2026-06-16 — Listed as under construction in the WNA world table, grid connection estimated 2029 (source)
The milestone log is append-only: corrections are recorded as new entries, never rewrites. Full history via /api/v1/changes.
NNN coverage
On the CAP1000 design
- The 7 nuclear stories that mattered this week 2026-10-03
- Bailong 2 enters construction with first nuclear-island concrete 2026-09-28
- Haiyang-3 completes hot functional testing 2026-08-17
- China approves eight reactors across four nuclear projects 2026-08-03
- China General Nuclear installs reactor vessel at Lufeng unit 1 2026-07-15
Sources
- https://world-nuclear.org/information-library/current-and-future-generation/plans-for-new-reactors-worldwide
- https://pris.iaea.org/pris/
- https://world-nuclear-news.org/articles/reactor-vessel-installed-at-lianjiang-unit-2
- https://www.world-nuclear-news.org/articles/largest-module-installed-at-second-lianjiang-unit