Category Archives: Plant shutdowns

Event Reports: New York nuke shuts itself down following possible maintenance error

Suppose you’re driving down the freeway and your car suddenly loses power and the airbags deploy. You call a tow truck and have your car towed to a garage. Two hours later, the mechanic tells you that there is nothing … Continue reading

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Update: Beaver Valley shutdown may have been weather-related

As I told you earlier today, Unit 1 at the Beaver Valley nuclear plant in Pennsylvania is currently offline following a main transformer trip. Beaver County’s TimesOnline added the following details: FirstEnergy officials said they were investigating whether recent cold … Continue reading

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Event Reports: Two reactor scrams and a siren problem

  Some items from today’s Nuclear Regulatory Commission’s Event Notification Report page:   1. Yesterday afternoon, the Unit 1 reactor at the Beaver Valley nuclear power plant in Pennsylvania shut down unexpectedly from 100 per cent power. Beaver Valley says … Continue reading

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Event Reports: Leftover parts in Minnesota and a false alarm in Pennsylvania

A couple of items from today’s the Nuclear Regulatory Commission’s Event Notification Report page: 1. On New Year’s Eve, the Prairie Island nuclear power plant informed the NRC that it had “discovered that multiple upper lateral support shims and bumpers … Continue reading

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Event Report: Blown fuse takes down New York reactor

Today’s NRC Event Notification Reports page contained a report from New York’s Nine Mile Point nuclear plant. Yesterday afternoon, technicians were performing testing on the facility’s Unit 2 reactor when a short in the control circuit caused a blown fuse.  … Continue reading

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Event Reports: A New Jersey reactor scrams when the unit is offline, and yet another drunken operator

From today’s Nuclear Regulatory Commission’s Event Notification Reports page: 1. The Reactor Protection System for Unit 1 at the New Jersey’s Oyster Creek nuclear power plant activated unexpectedly yesterday evening. This came as a surprise because the reactor was offline … Continue reading

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Event Reports: Two reactor scrams, problems with Fitness for Duty system and Californians crazy from the heat

  Some items from today’s NRC Event Notification Reports page:   1. Last Friday afternoon, operators at the Clinton nuclear power plant in Illinois were ramping up the Unit 1 reactor from an outage when the reactor pressure vessel water level began … Continue reading

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