Category Archives: Palo Verde

Event Reports: Arizona reactor has ‘control rod deviation,’ and an update on Vogtle reactor trip

From today’s NRC Event Reports: 1. Sunday afternoon, operators at the Palo Verde nuclear power plant were performing low power physics testing on Unit 3, preparing to bring the reactor back online following a refueling outage. When inserting a control rod assemby, … Continue reading

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Event Reports: Emergency cooling failure at one nuke in North Carolina, a vague security threat at another, and a suspicious package in Arizona

  Some items from this morning’s NRC Event Reports page:   1. Yesterday evening, a fault in a common electrical component shut down the Emergency Core Cooling System serving both reactors at the Brunswick nuclear power plant in North Carolina. … Continue reading

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Event Report: Stoned on Duty at Arizona nuke

Wednesday afternoon, a contract employee supervisor at the Palo Verde nuclear power plant in Arizona tested positive for an illegal substance in a Fitness for Duty screening. The supervisor’s access to the plant has been terminated.  

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Event Reports: Two reactor shutdowns and a case of worker exposure

1. The Unit 1 reactor at the Palo Verde nuclear power plant in Arizona had to be manually shut down on Tuesday night. Operators were conducting Low Power Physics Testing in preparation for restarting the reactor following a refueling outage when … Continue reading

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Event Reports: Two reactor scrams, a faulty safety system and something missing in spent fuel pool

Four items from this morning’s NRC Event Reports: 1. Late Saturday, operators were performing valve bypass testing on Unit 1 at the Monticello nuclear power plant in Minnesota, when the reactor scrammed and the Reactor Protective System activated on low … Continue reading

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