Secret Internal Document Urging Closure of California Nuclear Plant Revealed

Former plant inspector first raised concerns about seismic safety in 2010 by Deirdre Fulton – In a report written last year but not made public until Monday, a former federal inspector expresses uncertainty over whether California’s last operating nuclear plant, Diablo Canyon, could withstand strong shaking from nearby earthquake faults. In a 42-page document (pdf) filed in July of 2013, Dr. Michael Peck, the Nuclear Regulatory Commission’s former senior resident inspector at Diablo Canyon, calls for the plant to be shut down “pending demonstration that…safety functions can be met at the higher seismic stress levels.” Observers criticized the NRC’s withholding of the report. Though Peck asked that his dissent—known as a Differing Professional Opinion, written in response to the NRC’s decision to let the plant’s twin reactors keep running despite the failure of both plant operator Pacific Gas & Electric Co and the NRC to conduct a rigorous safety analysis...

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