Fukushima Daiichi Nuclear Power Plant | |
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The Fukushima Daiichi Nuclear Power Plant in 2002
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Country | Japan |
Location | Ōkuma, Fukushima |
Coordinates | 37°25′23″N 141°01′59″E / 37.42306°N 141.03306°ECoordinates: 37°25′23″N 141°01′59″E / 37.42306°N 141.03306°E |
Status | Being decommissioned |
Construction began | July 25, 1967 |
Commission date | March 26, 1971 |
Operator(s) | Tokyo Electric Power Company |
Nuclear power station | |
Reactor type | Boiling Water Reactor |
Reactor supplier |
General Electric Toshiba Hitachi |
Power generation | |
Units decommissioned | 1 × 460 MWe (Unit 1 damaged) 4 × 784 MWe (Units 2, 3, and 4 damaged; Unit 5 slightly damaged) 1 x 1100 MWe (unit 6 slightly damaged) |
Website http://www.tepco.co.jp/en/nu/press/f1-np/index-e.html |
The Fukushima Daiichi Nuclear Power Plant (福島第一原子力発電所 Fukushima Daiichi Genshiryoku Hatsudensho?) is a disabled Boiling water reactor nuclear power plant located on a 3.5-square-kilometre (860-acre) site in the towns of Ōkuma and Futaba in the Futaba District of Fukushima Prefecture, Japan. First commissioned in 1971, the plant consists of six boiling water reactors (BWR). These light water reactors drove electrical generators with a combined power of 4.7 GWe, making Fukushima Daiichi one of the 15 largest nuclear power stations in the world. Fukushima was the first nuclear plant to be designed, constructed and run in conjunction with General Electric, Boise Cascade, and Tokyo Electric Power Company (TEPCO).
The plant suffered major damage from the magnitude 9.0 earthquake and tsunami that hit Japan on March 11, 2011. The incident permanently damaged several reactors making them impossible to restart. Due to the political climate, the remaining reactors will not be restarted. The disaster disabled the reactor cooling systems, leading to releases of radioactivity and triggering a 30 km evacuation zone surrounding the plant; the releases continue to this day. On April 20, 2011, the Japanese authorities declared the 20 km evacuation zone a no-go area which may only be entered under government supervision.