NRA looks to raise leak severity level

Aug 21, 2013

NRA looks to raise leak severity level

by Reiji Yoshida

The Nuclear Regulation Authority proposes raising the severity status of the recent radioactive water leak from a tank at the Fukushima No. 1 nuclear plant to level 3 from 1 on the International Nuclear and Radiological Event Scale (INES).

Jul 28, 2013

Third check for quake faults ends at Oi plant

Inspectors from the Nuclear Regulation Authority on Sunday wrapped up their third seismic survey of the Oi nuclear power plant in Fukui Prefecture. Deputy NRA chief Kunihiko Shimazaki, who participated in the two-day survey, said the new regulator will carefully evaluate whether a crush ...

Jul 24, 2013

Tomari reactor checks suspended

The Nuclear Regulation Authority will suspend safety checks for two nuclear reactors run by Hokkaido Electric Power Co. because the utility’s applications were far from adequate. Hokkaido Electric is “clearly unprepared” for checks to be carried out on reactors 1 and 2 at its ...

Panel probes Monju geologic faults

Jul 17, 2013

Panel probes Monju geologic faults

A team of experts appointed by the Nuclear Regulation Authority starts a two-day investigation on the activity of geologic faults running beneath the Monju prototype fast-breeder reactor in Fukui Prefecture.

Jul 16, 2013

Utility seeks to overturn reactor ban

Japan Atomic Power files a petition to revoke the Nuclear Regulation Authority's instruction to assess how spent-fuel assemblies would be affected by movement in a fault that runs under one of its reactors at the Tsuruga nuclear plant in Fukui Prefecture.