On March 11 2011, turbines and reactors of Fukushima Daini Nuclear Power
Station Units 1 to 4 (Boiling Water Reactors, rated output 1,100
Megawatts) that we had been constantly operating at rated thermal output
were automatically shut down at 2:48 pm due to the Tohoku-Chihou-
Taiheiyou-Oki Earthquake.                 (March 11 previously announced)
 
At 7:15 am on March 15, the reactor of Unit 4 achieved cold shutdown. As
a result, all reactors of Units 1 to 4 at Fukushima Daini Nuclear Power
Station achieved cold shutdown.
                                          (March 15 previously announced)
 
As of 3:00 pm on December 17, the reactors of Units 1 to 4 are in cold
shutdown (please refer to the appendix for each reactor status).
We will continue to make our endeavors to further stabilize each plant of
cold shutdown.
 
·No updates from the previous announcement 

Appendix: TEPCO Plant Status of Fukushima Daini Nuclear Power Station 
                                                         (PDF 15.8KB)