Event Notification Report for March 26, 2023
U.S. Nuclear Regulatory Commission
Operations Center
EVENT REPORTS FOR
03/25/2023 - 03/26/2023
EVENT NUMBERS
56434
56434
Power Reactor
Event Number: 56434
Facility: Susquehanna
Region: 1 State: PA
Unit: [2] [] []
RX Type: [1] GE-4,[2] GE-4
NRC Notified By: Robert Bingman
HQ OPS Officer: Eric Simpson
Region: 1 State: PA
Unit: [2] [] []
RX Type: [1] GE-4,[2] GE-4
NRC Notified By: Robert Bingman
HQ OPS Officer: Eric Simpson
Notification Date: 03/26/2023
Notification Time: 19:41 [ET]
Event Date: 03/26/2023
Event Time: 16:03 [EDT]
Last Update Date: 03/26/2023
Notification Time: 19:41 [ET]
Event Date: 03/26/2023
Event Time: 16:03 [EDT]
Last Update Date: 03/26/2023
Emergency Class: Non Emergency
10 CFR Section:
50.72(b)(3)(ii)(A) - Degraded Condition
10 CFR Section:
50.72(b)(3)(ii)(A) - Degraded Condition
Person (Organization):
Werkheiser, Dave (R1DO)
Werkheiser, Dave (R1DO)
| Unit | SCRAM Code | RX Crit | Initial PWR | Initial RX Mode | Current PWR | Current RX Mode |
|---|---|---|---|---|---|---|
| 2 | N | N | 0 | Cold Shutdown | 0 | Cold Shutdown |
DEGRADED CONDITION - LEAK RATE LIMITS EXCEEDED
The following information was provided by the licensee via email:
"On 03/26/2023 at 1603 EDT, while performing Appendix J local leak rate testing, it was determined that the Secondary Containment Bypass Leakage (SCBL) limit had been exceeded for Unit 2. During performance of the leak rate test, SE-259-027 for X-9B penetration, it was determined that the combined SCBL limit of 15 standard cubic feet per hour for the as-found minimum pathway was exceeded, as specified in Technical Specification, Surveillance Requirement 3.6.1.3.11.
"This event is being reported pursuant to 10CFR50.72(b)(3)(ii).
"The Resident Inspector has been notified."
The following information was provided by the licensee via email:
"On 03/26/2023 at 1603 EDT, while performing Appendix J local leak rate testing, it was determined that the Secondary Containment Bypass Leakage (SCBL) limit had been exceeded for Unit 2. During performance of the leak rate test, SE-259-027 for X-9B penetration, it was determined that the combined SCBL limit of 15 standard cubic feet per hour for the as-found minimum pathway was exceeded, as specified in Technical Specification, Surveillance Requirement 3.6.1.3.11.
"This event is being reported pursuant to 10CFR50.72(b)(3)(ii).
"The Resident Inspector has been notified."