According to the Japan Meteorological Agency, an earthquake with a maximum seismic intensity of 7 occurred in the Noto area of Ishikawa Prefecture at around 4:10 p.m. on the 1st. A major tsunami warning was issued in Ishikawa Prefecture as well such as Yamagata, Niigata, Toyama, Fukui and Hyogo prefectures. As of 6:30 p.m. the same day, no impact on the nuclear power plant due to the earthquake or tsunami was confirmed.
According to the power generation information disclosure system of the Japan Electric Power Exchange (JEPX), Hokuriku Electric Power's Nanao Ota units 1 and 2 (coal, total capacity of 1.2 million kilowatts) have stopped operating outside scheduled at 4:15 p.m. due to an earthquake. . At the same time, the output of the company's Toyama Shinko Coal Units No. 1 and 2 (total capacity 500,000 kilowatts) decreased by 100,000 kilowatts each. As of 6:30 p.m., there was still no estimate on when the disaster would be resolved. JERA Joetsu Unit 2 Unit 2 (LNG, 595,000 kilowatts) was shut down at 5:35 p.m. for equipment checks, but is expected to be restored on the 2nd.
Although there was no overall impact on the electricity supply and demand situation, power outages mainly occurred in the Hokuriku and Tohoku areas due to the earthquake. According to each general electricity transmission and distribution company, the number of power outages as of 6 p.m. was about 31,900 in the Hokuriku area (about 31,900 in Ishikawa Prefecture, less than 10 in Toyama Prefecture) and about 1,400 in the Tohoku area. (Niigata Prefecture). ).
According to the Ministry of Economy, Trade and Industry, as of 5:30 p.m., no information on gas damage had been confirmed.
The status of the nuclear power plant as of 6:30 p.m. is as follows.
▽ Units 1 and 2 of Hokuriku Shiga Electric Power Company = Under routine inspection ▽ Units 1 to 7 of TEPCO Kashiwazaki-Kariwa = Under routine inspection ▽ Units 1 and 2 of Japan Atomic Power Company Tsuruga = Under routine inspection ▽ Kansai Electric Power Company Mihama Unit 3 = Under routine inspection ▽ Kansai Ohi Electric Power Company Units 3 and 4 = Operating ▽ KEPCO Takahama Units 1 to 3 = In operation, Unit 4 = Under regular inspection ▽ Kyushu Electric Power Company Genkai Unit 3 = Under regular inspection, Unit 4 = In operation
