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Home NRC Library Document Collections Events, Reports Associated with Event Notification Reports 2022

Event Notification Report for September 30, 2022

U.S. Nuclear Regulatory Commission
Operations Center

EVENT REPORTS FOR
09/29/2022 - 09/30/2022

EVENT NUMBERS
56132
Independent Spent Fuel Storage Installation
Event Number: 56132
Rep Org: San Onofre
Licensee: Southern California Edison Company
Region: 4
City: San Clemente   State: CA
County: San Diego
License #: GL
Agreement: Y
Docket: 72-41
NRC Notified By: John O'Dowd
HQ OPS Officer: Mike Stafford
Notification Date: 09/29/2022
Notification Time: 21:58 [ET]
Event Date: 09/29/2022
Event Time: 16:05 [PDT]
Last Update Date: 09/29/2022
Emergency Class: Non Emergency
10 CFR Section:
50.72(b)(2)(xi) - Offsite Notification
Person (Organization):
Kellar, Ray (R4DO)
Event Text
OFFSITE NOTIFICATION FOR POLLUTANT DISCHARGE

The following information was provided by the licensee via email:

"On Thursday 9/29/2022 at 1605 PDT, SONGS (San Onofre Nuclear Generating Station) notified Cal OES (California Office of Emergency Services) of the Monday, 9/26/2022, NPDES (National Pollutant Discharge Elimination System) oil exceedance. Cal OES # 22-5744.

"The NPDES oil exceedance concerned a liquid discharge to the ocean from the oily waste sump on Monday, 9/26/2022. It was confirmed to exceed the NPDES permit limits for Total Suspended Solids (TSS) and Oil & Grease (O&G).

"Actions taken:
- Discharge terminated at 1818 on Monday, 9/26/2022.
- [The licensee] notified the San Diego Regional Water Quality Control Board via telephone voice mail at 1638 on 9/27/2022 (SDRWQCB acknowledged receipt of the Voice Message at 1755 on 9/27/2022).

"The total volume of oil and suspended solids that was released was approximately 19 gallons of oil and 25 pounds of solids. There was no significant effect on the health and safety of the public or the environment."

The following additional information was obtained from the licensee in accordance with Headquarters Operations Officers Report Guidance:

The licensee will notify NRC Region IV inspection staff.