The Tokyo Electric Power Company, Incorporated (TEPCO) has been conducting 
investigation of the Kashiwazaki-Kariwa Nuclear Power Station after the 
Niigata-Chuetsu-Oki Earthquake that occurred on July 16, 2007. TEPCO hereby 
announces that it submitted today to the Minister of Economy, Trade and 
Industry the investigation results on the causes of the earthquake-induced 
fire on the unit3 House Transformer 3B.

Please refer to the Appendix for a summary report.

TEPCO will continue our efforts in investigating the effects of the earthquake 
to the power station and, when necessary, report the results to the public. 
We will also continue investigating possible causes of previously reported 
events and will report to the Minister of Economy, Trade and Industry along 
with recurrence prevention measures.

Appendix
  -Investigation Results on the Causes of the Fire on House Transformer 3B
   of Unit No.3 at Kashiwazaki Kariwa Nuclear Power Station (Summary)(PDF 236KB)