Tag Archives: Iowa

Event Reports: Earthquake felt on-site at Arizona nuke, Fitness for Duty failures in Pennsylvania and Tennessee, alarm failure reported in Illinois and high winds felt at Iowa nuke

Some items from this week’s Events Notification Report page on the Nuclear Regulatory Commission’s website: 1. On Saturday night, Arizona’s Palo Verde nuclear power declared an Unusual Event after an earthquake was felt on-site. The shaking was the result of … Continue reading

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Event Reports: Two more reactors lose containment due to doors being left open

Two events from today’s NRC Event Notification Reports page: 1. Wednesday morning, the Duane Arnold nuclear power plant in Iowa lost containment when both doors in the Secondary Containment Airlock were open at the same time. Secondary Containment had to … Continue reading

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Event Reports: Parts installed backwards in Iowa and an inoperable safety system in Massachusetts

Two items from this morning’s NRC Event Reports: 1. Just after 4 pm yesterday afternoon, NextEra Energy declared the ‘A’ River Water Supply inoperable at the Duane Arnold nuclear power plant in Iowa.  Because the ‘B’ River Water Supply for the … Continue reading

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Event Reports: A reactor shutdown in Florida, generator problems in Iowa and a lame excuse in Wisconsin‏

This morning’s NRC Event Reports contain a various of defects and mishaps: 1. Operators at the Saint Lucie nuclear plant in Florida scrammed the Unit 1 reactor yesterday morning after they noted rising condener backpressure. The rise in pressure was … Continue reading

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Event Report provides more details about Iowa nuke plant fire

The NRC website includes an Event Report about yesterday’s truck explosion and fire at the Duane Arnold Energy yesterday afternoon. The major update is that the incident has been upgraded to an Unusual Event. Operators initially issued an Alert, but … Continue reading

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