Tihange Nuclear Power Plant (Units 1-2)

Tihange 1, one of Belgium's first reactors, was disconnected on 30 September 2025 after 50 years, following Tihange 2's closure in January 2023; Tihange 3 continues to operate. Decommissioning is on hold while the Belgian government negotiates to take over ENGIE's nuclear business.

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Current state

Notes

ANS says Tihange 1 shut in October 2025; ENGIE says 30 September 2025 (used).

Timeline

• 1975 — Tihange 1 was commissioned. (source)
• 2023-01-31 — Tihange 2 stopped production. (source)
• 2025-09-30 — Tihange 1 was permanently disconnected from the grid after 50 years. (source)
• 2026-05 — Belgium and ENGIE began negotiations on a state takeover, suspending decommissioning. (source)

The timeline is append-only: corrections are added as new entries. Stated targets appear in the current-state table, never as milestones.

Related sites

• Biblis Nuclear Power Plant (Units A and B) Active dismantling · Germany
• Brokdorf Nuclear Power Plant (KBR) Active dismantling · Germany
• Brunsbüttel Nuclear Power Plant (KKB) Active dismantling · Germany
• Chinshan Nuclear Power Plant Fuel removal · Taiwan
• Chooz A Active dismantling · France
• Crystal River Unit 3 Site restoration · United States
• Doel Nuclear Power Plant (Units 1-3) Shut down · Belgium
• Dounreay (DFR and PFR fast reactors) Active dismantling · United Kingdom

See all 72 sites in the Nuclear Decommissioning Tracker →

Sources

1. Shutdown of Tihange 1 — ENGIE Electrabel (primary), checked 2026-10-11
2. Belgium's Tihange 1 nuclear reactor ends 50 years of service — World Nuclear News, checked 2026-10-11
3. Belgium in talks to acquire country's nuclear power facilities — ANS Nuclear Newswire, checked 2026-10-11
4. Belgian government in talks to take over nuclear power plants — World Nuclear News, checked 2026-10-11
5. Nuclear energy | ENGIE Belgium — ENGIE (primary), checked 2026-10-11