Event Notification Report for July 04, 2014
U.S. Nuclear Regulatory Commission
Operations Center
EVENT REPORTS FOR
07/03/2014 - 07/04/2014
EVENT NUMBERS
50259
Power Reactor
Event Number: 50259
Facility: COLUMBIA GENERATING STATION
Region: 4 State: WA
Unit: [2] [] []
RX Type: [2] GE-5
NRC Notified By: NICHOLAS RULLMAN
HQ OPS Officer: JEFF ROTTON
Region: 4 State: WA
Unit: [2] [] []
RX Type: [2] GE-5
NRC Notified By: NICHOLAS RULLMAN
HQ OPS Officer: JEFF ROTTON
Notification Date: 07/04/2014
Notification Time: 08:22 [ET]
Event Date: 07/04/2014
Event Time: 02:33 [PDT]
Last Update Date: 07/04/2014
Notification Time: 08:22 [ET]
Event Date: 07/04/2014
Event Time: 02:33 [PDT]
Last Update Date: 07/04/2014
Emergency Class: NON EMERGENCY
10 CFR Section:
50.72(b)(3)(xiii) - LOSS COMM/ASMT/RESPONSE
10 CFR Section:
50.72(b)(3)(xiii) - LOSS COMM/ASMT/RESPONSE
Person (Organization):
BOB HAGAR (R4DO)
BOB HAGAR (R4DO)
| Unit | SCRAM Code | RX Crit | Initial PWR | Initial RX Mode | Current PWR | Current RX Mode |
|---|---|---|---|---|---|---|
| 2 | N | Y | 100 | Power Operation | 100 | Power Operation |
TURBINE BUILDING PROCESS RADIATION MONITORING NON-FUNCTIONAL
"At 0233 PDT on July 4, 2014, TEA-RIS-13 and the Turbine Building process radiation monitoring sample rack were declared non-functional. The cause of the malfunction is under investigation. Compensatory measures have been implemented to obtain radiation readings from the associated effluent release pathway. Field team assessment function was unaffected and remains available.
"This event is being reported as a major loss of assessment capability in accordance with 10 CFR 50.72(b)(3)(xiii).
"The licensee has notified the NRC Resident Inspector."
"At 0233 PDT on July 4, 2014, TEA-RIS-13 and the Turbine Building process radiation monitoring sample rack were declared non-functional. The cause of the malfunction is under investigation. Compensatory measures have been implemented to obtain radiation readings from the associated effluent release pathway. Field team assessment function was unaffected and remains available.
"This event is being reported as a major loss of assessment capability in accordance with 10 CFR 50.72(b)(3)(xiii).
"The licensee has notified the NRC Resident Inspector."