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NRC Issues Event Notification for Calvert Cliffs Nuclear Plant, Md.

  • Sep 16, 2022
  • 183 views
Source: 
Targeted News Service

WASHINGTON, Sept. 16 -- The Nuclear Regulatory Commission issued the following event notification (No. 56108) involving Calvert Cliffs Nuclear Plant, Maryland:

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SAFETY INJECTION ACTUATION SIGNAL WHILE SHUTDOWN

The following information was provided by the licensee via email:

"With Unit 2 in Mode 5 and cooling down for a scheduled maintenance outage, Operations was bypassing safety injection and safety injection bypass sensor modules per procedure. Due to a human performance issue, a safety injection actuation signal was generated. All equipment operated as expected. Operations has reset the safety injection actuation signal and restored the equipment to its required condition.

"Unit 1 was at 100 percent power and unaffected by this issue."

The NRC Resident Inspector will be notified.

Power Reactor

Event Number: 56108

Facility: Calvert Cliffs

Region: 1

State: MD

Unit: [2] [] []

RX Type: [1] CE,[2] CE

NRC Notified By: Ervin Lyson

HQ OPS Officer: Adam Koziol

Notification Date: 09/14/2022

Notification Time: 21:43 [ET]

Event Date: 09/14/2022

Event Time: 13:48 [EDT]

Last Update Date: 09/14/2022

Emergency Class: Non Emergency

10 CFR Section:

50.72(b)(3)(iv)(A) - Valid Specif Sys Actuation

Person (Organization):

Young, Matt (R1DO)

Table omitted: https://www.nrc.gov/reading-rm/doc-collections/event-status/event/2022/2...

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Original text here: https://www.nrc.gov/reading-rm/doc-collections/event-status/event/2022/2...

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