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Corporate Information

 
Press Release (May 22,2011)
Report on installation of alternative cooling and filtering system of Spent Fuel Pool of Unit 2 of Fukushima Daiichi Nuclear Power Station to NISA
We, Tokyo Electric Power Company, received the directive* on "Collection 
of Reports installment of alternative cooling and filtering system of 
Spent Fuel Pool of Unit 2 of Fukushima Daiichi Nuclear Power Station" from 
Nuclear and Safety Industry Agency of Ministry of Economy, Trade and 
Industry (METI) on May 20th, 2011.

                                             (announced on May 20th, 2011)

Pursuant to the directive above, we summarized and submitted a report on 
the installment of alternative cooling and filtering system of Spent Fuel 
Pool of Unit 2 of Fukushima Daiichi NPS for its effectiveness on stable 
cooling of spent fuel in the spent fuel pool and safety to NISA on May 
21st, 2011.

Attachment
·Installation of alternative cooling and filtering system of Spent Fuel 
 Pool of Unit 2 of Fukushima Daiichi Nuclear Power Station (summary) 
 (PDF 123KB) 
·Summary drawing of the alternative cooling and filtering system of Spent 
 Fuel Pool(PDF 50.1KB) 
·Layout plan of the alternative cooling and filtering system of Spent Fuel 
 Pool(PDF 61.6KB) 
 
Directive :
Regarding Collection of Reports installment of alternative cooling and 
filtering system of Spent Fuel Pool of Unit 2 of Fukushima Daiichi Nuclear 
Power Station

                                              05.19.2011 Nuclear Number 19

In order to check the adequacy of the temporary measures as per article 
64-1 of Act on the Regulation of Nuclear Source Material, Nuclear Fuel 
Material and Reactors (Act No. 166 of 1957) that your company does, our 
ministry orders your company to report on below matters by May 21st, 2011 
per Article 67-1 of Act on the Regulation of Nuclear Source Material, 
Nuclear Fuel Material and Reactors (Act No. 166 of 1957)

If you disagree with this disposition, you may raise an objection with the 
Minister of Economy, Trade and Industry within sixty days from the day 
following the date when you learnt that the disposition was made under 
Article 6 of Administrative Dissatisfaction Inspection Act (Act No. 160 of 
1962). However, you may not raise an objection after one year has passed 
since the day following the date of the disposition even if it falls 
within sixty days from the day following the date when you learnt that the 
disposition was made.

Based on provision Administrative Case Litigation Act (Act No. 139 of 
1962), you may file an action for cancellation of the disposition against 
the national government (representative; the Minister of Justice) after a 
decision is made on the aforementioned objection, within six months from 
the day following the date when you learnt that the decision was made. 
However, you may not file an action for cancellation after one year has 
passed since the day following the date of the decision on the objection 
even if it falls within sixty days from the day following the date when 
you learnt that the decision was made.

If one of the following events happens, you may file an action for 
cancellation of the disposition without having to wait for a decision on 
the aforementioned objection: (i) no decision has been made even after 
three months have passed since the day following the date when you raised 
the objection, (ii) there is an urgent necessity in order to avoid any 
considerable damage that would be caused by the original administrative 
disposition, the execution of the original administrative disposition or 
the continuation of any subsequent procedure, and (iii) there are any 
other justifiable grounds not to obtain an administrative decision.

About installation of the alternative cooling and filtering system of 
Spent Fuel Pool for Unit 2 of Fukushima Daiichi Nuclear Power Station 
("ACF System"), plan related to installation, the effect of stable cooling 
of spent fuel in the Spent Fuel Pool and safety evaluation listed below.

(1)Strength of the structure and earthquake-resistance safety of 
   facilities constituting the ACF System
(2)The cooling capacity of the ACF System
(3)Countermeasures for leakage of cooling water from the ACF System
(4)How to keep the alternative cooling capability when the ACF System 
   loses its function
(5)Measures for protection from radiation related to installation and 
   operation of the ACF System
(6)Operation and maintenance of the ACF System
(7)Any other matters necessary to evaluate safety related to the 
   installation of the ACF System 
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