We are announcing the status of major inspections and restoration works and nonconformances 
at TEPCO's Kashiwazaki-Kariwa Nuclear Power Station after the Niigata-Chuetsu-Oki Earthquake. 

Inspection/Restoration Status 

 ◇ Inspection and restoration completed between January 29 to February 4, 2010 
    (Completed on the following date) 

   - Unit 3 500kV power cable inspection (Laying cables): 
       January 29 
   - High-voltage start-up transformer #2 inspection (Carrying in and installation 
     work): 
       February 3 
   - House boilers inspection (3A Electric boiler transformer carrying in, installation 
     work and test run) 
       February 2*1 

 ◇ Inspection and restoration to be commenced between February 5 to February 12, 2010 
    (To be commenced on the following date) 

   - Unit 1 System functional test (Performance test for steam turbine #2): 
       February 4*2 
   - Unit 1 System functional test (Primary containment vessel leak-rate inspection): 
       February 8 
   - Unit 1 System functional test (Performance test for reactor building airtightness): 
       February 12 
   - Unit 1 System functional test (Functional test of primary containment vessel spray 
     system): 
       February 12 
   - Unit 2 Core shroud preventive maintenance: 
       February 8 
   - Unit 5 Primary containment vessel closure: 
       February 7 
   - Unit 5 System functional test (Functional test of control rod drive system): 
       February 5 
   - Unit 5 System functional test (Performance test for steam turbine #2): 
       February 9 
   - Unit 5 System functional test (Selected control rod insertion inspection): 
       February 10 
                                                    *1 Work schedule altered this week.
                                                    *2 Work schedule added this week.

 ◇ Work Schedule of Major Inspection/ Restoration from January 31 to February 27, 2010

   - Work Schedule of the Main Inspection/ Restoration of the Kashiwazaki-Kariwa Nuclear 
     Power Station in Response to the Niigata-Chuetsu-Oki Earthquake (during 4 Weeks)
                                                                          ....Appendix 

(Reference) 
Nonconformances Found in the Inspection and Restoration Works Performed after the Niigata-
Chuetsu-Oki Earthquake

 Based on the "Public Announcement Regarding Nonconformance Found in the Inspection and 
 Restoration Works Performed after the Niigata-Chuetsu-Oki Earthquake", the Tokyo Electric 
 Power Company, Incorporated (TEPCO) provides this announcement containing incidents 
 information reported from January 28 to February 3, 2010. 

 ◇ Incidents Information (relating to the Chuetsu-Oki Earthquake)  
    <Reports from January 28 to February 3, 2010>  
 ◇ Other Findings
   - Information on Nonconformances (those related to: the Chuetsu-Oki Earthquake; 
     Grades As, A, B, C, D; and non-graded)     * Numbers were corrected to reflect a nonconformance incident that had been 
      identified as not related to the Chuetsu-Oki Earthquake and additions of 
      nonconformance incidents that had been identified as related to the Chuetsu-Oki 
      Earthquake (2 cases). 

Appendix: Work Schedule of the Main Inspection/Restoration of the Kashiwazaki-Kariwa Nuclear 
          Power Station in Response to the Niigata-Chuetsu-Oki Earthquake (during 4 Weeks) 
                                                                               (PDF 77.6KB)