Category Archives: Nuclear Regulatory Commission

Explosion and fire cause Alert declaration at South Carolina nuclear power plant

Yesterday afternoon, an explosion and fire took place in the Unit 1 transformer at the Oconee Nuclear Station near Seneca, South Carolina. The reactor shut itself  down as a result of the incident. According to a report filed today with the … Continue reading

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Ohio reactor shuts itself down after losing power to cooling water pumps

Yesterday morning, Ohio’s Perry nuclear power plant shut down automatically after a voltage problem rendered the reactor’s cooling water pumps inoperable. As the Cleveland Plain Dealer reported yesterday: An engineering team’s preliminary investigation released early this afternoon determined that a … Continue reading

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Event Reports: Loss of offsite power, seismic vulnerability, a dropped control element assembly and another and another Fitness for Duty violation

This week in nuclear power kicked on Hallloween: 1. Friday afternoon, the Diablo Canyon nuclear power facility in California experienced an unplanned activation of all six of the plant’s emergency diesel generators when a thunderstorm knocked out offsite power to the station. … Continue reading

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Duke, Dominion and Exelon ask NRC for permission to run seven reactors to the age of 80

(It should be noted that the collapse of the cooling tower at Vermont Yankee, pictured above, happened in 2007, when the plant was only 35 years old. Cause of the collapse: corroded steel bolts and rotten lumber.) I’m going to try … Continue reading

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Event Reports: Seven reactors shut down in just eight days

Sorry to have been silent for a while, but I got a new job that’s keeping me pretty busy. But this last two weeks have been busy at the nation’s nuclear power plants. These are just the reactor shutdowns: 1. … Continue reading

Posted in Event Reports, Farley, Nuclear Regulatory Commission, Oyster Creek, Perry, Reactor problems, River Bend, Salem, Surry, Uncategorized, Vogtle | Tagged , , , , , , , , , , , , , , | Leave a comment

Event Report: Problem at Monticello plant shows why nuke licenses should not be extended

This morning, Minnesota’s Monticello nuclear power plant informed the Nuclear Regulatory Commission (NRC) that it had determined that a number of relays in the facility’s sole reactor had exceeded their analyzed shelf life and as a result had been declared … Continue reading

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Event Report: North Anna nuke reports damage to two used fuel rod assemblies

Virginia’s North Anna nuclear power plant reported to the Nuclear Regulatory Commission (NRC) this morning that, while removing used fuel rods from the Unit 2 reactor, two damaged used fuel rod assemblies were discovered. According to the Event Report: Initial … Continue reading

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