March 13, 2011

Japan nuclear crisis update

Below a clear update from World Nuclear News on the nuclear crisis evolving in Japan right now:




















Reactor overview:
Fukushima Daiichi 
Unit 1
- 439 MWe BWR, 1971
- Automatically shut down
- Water level decreasing
- Pressure release implemented
- Explosion observed 

- Containment believed intact
- Seawater injection has started
- Radiation levels unchanged after
  explosion
Unit 2
- 760 MWe BWR, 1974
- Automatically shut down
- Water level lower but steady
- Preparations for pressure release
Unit 3
- 760 MWe BWR, 1976
- Automatically shut down
- Preparations for pressure release
Unit 4
- 760 MWe BWR, 1978
- Shut for periodic inspection

Unit 5
- 760 MWe BWR, 1978
- Shut for periodic inspection
Unit 6
- 1067 MWe BWR, 1979
- Shut for periodic inspection

Fukushima Daini 
Unit 1
- 1067 MWe BWR, 1982
- Automatically shut down
- Offsite power available
- Water level stable
- Preparations for pressure release
Unit 2 
- 1067 MWe BWR, 1984
- Automatically shut down
- Offsite power available
- Water level stable
- Preparations for pressure release
Unit 3
- 1067 MWe BWR, 1985
- Automatically shut down
- Offsite power available
- Water level stable
- Preparations for pressure release
Unit 4
- 1067 MWe BWR, 1987
- Automatically shut down
- Offsite power available
- Water level stable
- Preparations for pressure release
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