Permission for Changes in Reactor Installation in regards to Facilities for Handling Specific Severe Accidents at the Kashiwazaki-Kariwa Nuclear Power Station
August 17, 2022
Tokyo Electric Power Company Holdings, Inc.
On December 15, 2014, Tokyo Electric Power Company Holdings, Inc. (TEPCO HD) applied for permission for changes in reactor installation in regards to facilities for handling specific severe accidents at the Kashiwazaki-Kariwa Nuclear Power Station, and subsequently submitted revisions of that submission to the Nuclear Regulation Authority (NRA) in October and December 2019, December 2020 and June 2022.
We hereby notify you that permission was received from the NRA on August 17.
TEPCO HD will continue to respond carefully to NRA reviews as we strive to further improve safety and reliability based on the lessons we have learned from the Fukushima Daiichi Nuclear Power Station accident.
*Facilities for Handling Specific Severe Accidents
Facilities that enable depressurization of the reactor pressure vessel, cooling water injection and depressurization/cooling of the primary containment vessel in order to prevent damage to the primary containment vessel in the event of a situation where extensive damage has been caused to facilities by the intentional crashing of an aircraft, etc. into the power station.