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Japan’s nuclear regulator to order review of earthquake risks of Genkai nuclear plant

NRA to call for quake resistance review at Genkai nuclear plant, THE ASAHI SHIMBUN, July 8, 2021   The Nuclear Regulation Authority is set to order Kyushu Electric Power Co. to review the quake resistance of its Genkai nuclear plant, which could force the utility to make costly safeguards for the facility in Saga Prefecture.

The nuclear watchdog in April updated the method for estimating standard seismic ground motion, the maximum acceleration of earthquakes anticipated at and around nuclear plants.

It has directed electric power companies to review their estimates of how much seismic motion their plants can withstand based on the new method……….

The recent update concerns earthquakes that have focuses that have not been located and is based on findings of 89 temblors that have occurred since 2000.

While Kyushu Electric reviewed estimation of the standard seismic ground motion for its Sendai nuclear plant in Kagoshima Prefecture, it has dismissed the need for a review at the Genkai plant.

But Toyoshi Fuketa, chairman of the NRA, criticized the company’s response, questioning its approach toward the safety issue……… https://www.asahi.com/ajw/articles/14390280

July 10, 2021 - Posted by Christina Macpherson | Japan, safety