Tokyo Electric Power Company (Tepco) said on Thursday (19 March) that Unit 6 at its Kashiwazaki Kariwa nuclear power plant in Niigata Prefecture, central Japan, is expected to start commercial operation in April at the earliest, later than initially planned for Wednesday.
After an alarm went off indicating a slight electricity leak from the generator on 12 March, the company suspended power generation and transmission from the reactor to investigate the cause.
Tepco said it plans to resume power generation and transmission as early as Sunday after replacing parts with those that are less susceptible to vibrations from the generator.
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