We received, from Nuclear and Industrial Safety Agency at the Ministry of
Economy, Trade and Industry, an instruction document* entitled
"Compatibility for "Policy on the mid term security" concerning the Units 1
- 4 of Fukushima Daiichi Nuclear Power Station of Tokyo Electric Power
Company (instruction)" and were instructed* by the Minister of Economy,
Trade and Industry to report on a plan of how we operate and manage our
facilities based on the "Policy on the mid term security".
(Previously announced on October 3)
Today, based on these instructions, we submitted a report which was
summarized the contents of the plan concerning the operation and management
of our facilities written in below and the results of evaluations on the
security of the facilities to NISA.
○Water injection equipments for Reactor Pressure Vessel / Primary
○Nitrogen gas injection system for Primary Containment Vessel
○Spent fuel pool etc.
○Boric acid injection system for Reactor Pressure Vessel / Primary
○Treatment system for high level radioactive contaminated water,
Accumulate facilities(tank etc.), Storage facilities for sludge, Storage
facilities for used cesium adsorption vessel and concerned facilities
(transport pipe, transport pump etc.)
○The building which is storing (including accumulating) high level
radioactive contaminated water , etc.
○The Probabilistic Safety Assessment(PSA) about the water injection system
This report contents will be confirmed by the governments in later.
Continuously, we will summarize the contents of the plan concerning the
operation and management of other facilities and the results of evaluations
on the security of the facilities and report to NISA immediately.
○ Attached document
The report of operation and management plan for our facilities based on
"Policy on the mid term security" for the Units 1 to 4 of Fukushima Daiichi
Nuclear Power Station (1)
*We have provided Japanese press release version of the instructions
received from NISA. However, at this time we have reserved the right to
not provide an English version due to potential misunderstandings that may
arise from an inaccurate rendering of the original Japanese text.
We may provide the English translation that NISA releases in our press
releases. However, in principle we would advise you to visit the NISA
website for timely and accurate information.