Reactordle
Puzzle #55 was Cattenom Nuclear Power Plant.
The Cattenom Nuclear Power Plant is a nuclear power plant located in Grand Est in the Cattenom commune, France, on the Moselle River between Thionville and Trier. It is close to the city of Luxembourg (22Â km) and Metz (32Â km). It is France's second most powerful nuclear power plant, and the twelfth largest nuclear power station in the world.
Read about it on Wikipedia →
What the record says
Puzzle 55 ran on 8 Sep 2026 and the answer was Cattenom Nuclear Power Plant, played with 6 guesses against 4 columns. On the record: Country - France; Power band - ≥4,000 MW; Status - operational. The numbers: Grid connection - 1980s.
Beyond the grid the record adds Nominal power - 5,200 MW (≥4,000 MW); First grid connection - 1987.
Reactordle builds its record from Wikidata - CC0 1.0. The description above comes from the same place the game credits on every reveal: English Wikipedia verbatim extract plus sourced facts, CC BY-SA 4.0. The puzzle itself is still playable in the archive, and every answer that has been and gone is listed on the past-answers page.
How it scored
- Country
- France
- Power band
- ≥4,000 MW
- Grid connection
- 1980s
- Status
- operational
Also on the record
- Nominal power
- 5,200 MW (≥4,000 MW)
- First grid connection
- 1987