ML18340A176

Southern California Edison Company; San Onofre Nuclear Generating Station; SONGS Community Engagement Panel, November 29, 2018

ML18340A176
Person / Time
Site:	San Onofre
Issue date:	11/29/2018
From:	Region 4 Administrator
To:
References
Download: ML18340A176 (7)

Text

NRC Special Inspection following August 3 Canister Downloading Incident SONGS Community Engagement Panel November 29, 2018 Scott Morris Deputy Regional Administrator U.S. Nuclear Regulatory Commission Region IV

NRC Inspection Activities

• August 6: NRC informally notified of incident and initiates daily oversight communications

• August 7: Southern California Edison commits to NRC review before resuming operations

• August 17: NRC decides to conduct Special Inspection

• September 10-14: NRC Special Inspection Team onsite

• November 1: NRC Special Inspection Complete

• November 28: NRC Special Inspection Report ssued NRC to perform inspection prior to resumption of fuel loading 2

Special Inspection - Findings

• 2 Escalated Findings (Apparent Violations)

- Failure to provide redundant drop protection

- Failure to report

• 3 Severity Level IV Violations

- Procedures

- Corrective actions

- Training

• Management Oversight Weaknesses 3

Root Causes

• San Onofre management failed to provide

- Adequate procedures

- Adequate training to support procedure

- Adequate oversight 4

Corrective Actions

• Training Requirements

• Procedure Enhancements

• Equipment Enhancements

• Oversight Improvements 5

Safety Significance

• No Actual Drop of Canister

• No Damaged Spent Fuel

• No Radiological Release

• Load Drop Analysis (if canister fell) 5

Next Steps

• NRC Inspection of Causal Analyses

• NRC Inspection of Corrective Actions

• Predecisional Enforcement Conference or Alternative Dispute Resolution

- SCE Decision required by December 8 5