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Event Notification Report for January 04, 2020

U.S. Nuclear Regulatory Commission
Operations Center

EVENT REPORTS FOR
01/03/2020 - 01/04/2020

EVENT NUMBERS
54463

Power Reactor
Event Number: 54463
Facility: HATCH
Region: 2     State: GA
Unit: [] [2] []
RX Type: [1] GE-4,[2] GE-4
NRC Notified By: BRANDON SHUMAN
HQ OPS Officer: JEFF HERRERA
Notification Date: 01/04/2020
Notification Time: 15:00 [ET]
Event Date: 01/04/2020
Event Time: 11:09 [EST]
Last Update Date: 01/04/2020
Emergency Class: NON EMERGENCY
10 CFR Section:
50.72(b)(3)(ii)(A) - DEGRADED CONDITION
Person (Organization):
EUGENE GUTHRIE (R2DO)
Power Reactor Unit Info
Unit SCRAM Code RX Crit Initial PWR Initial RX Mode Current PWR Current RX Mode
2 N Y 100 Power Operation 100 Power Operation
Event Text
PRIMARY CONTAINMENT DEGRADED

"At 1109 [EST] on 01/04/2020, it was determined that the primary containment leakage rate did not meet value La, defined in 10 CFR 50, Appendix J, 'Primary Reactor Containment Leakage Testing for Water-Cooled Power Reactors'. An additional, tested valve has been closed to maintain leakage below maximum allowable leakage, La. This event is being reported as an eight-hour, non-emergency notification per 10 CFR 50.72(b)(3)(ii)(A).

"There was no impact on the health and safety of the public or plant personnel. The NRC Resident Inspector has been
notified."