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Continuing to Learn the Lessons of San Onofre

Rebecca Sigmon Reactor Systems Engineer Office of Nuclear Reactor Regulation Almost two years after the San Onofre nuclear power plant shut down permanently, the NRC has kept an eye on what we can learn from the events that led to the plant’s closure. The latest product of this work reviews the agency’s procedures related to […]

NRC Forms Special San Onofre Review Panel

Victor Dricks Senior Public Affairs Officer Region IV The NRC has established a special panel to coordinate the agency’s evaluation of Southern California Edison Co.’s proposed plan for restarting its Unit 2 reactor and ensuring that the root causes of problems with the plant’s steam generators are identified and addressed. Art Howell, the NRC’s Region […]

There’s a long way to go on San Onofre restart review

Given the interest in the NRC’s San Onofre-related meeting in Maryland next week, it’s a good time to step back and see where things stand in reviewing the plant’s restart request. Of course, the San Onofre nuclear power plant has been safely shut down for almost a year now, after the plant discovered unexpectedly advanced […]

Testing No Cause For Concern at San Onofre

There has been some concern about testing being conducted at San Onore Nuclear Generating Station’s Unit 2 reactor, which is currently shut down. On Monday, as part of a plan by Southern California Edison (SCE) to test the plant’s auxiliary feedwater pumps, as well as other equipment, the plant was heated to normal operating temperature […]

An Update on San Onofre

Three months to the day after being dispatched under a charter to investigate the circumstances surrounding a steam generator tube leak at the San Onofre Nuclear Generating Station, an NRC Augmented Inspection Team issued their findings in a report just under 100 pages long. Most of their findings had been previously reported by the news […]