ML18340A176

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Southern California Edison Company; San Onofre Nuclear Generating Station; SONGS Community Engagement Panel, November 29, 2018
ML18340A176
Person / Time
Site: San Onofre  Southern California Edison icon.png
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

- 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