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Event Notification Report for May 07, 2026

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U.S. Nuclear Regulatory Commission
Operations Center

EVENT REPORTS FOR
05/06/2026 - 05/07/2026

EVENT NUMBERS
5826258269
Agreement State
Event Number: 58262
Rep Org: SC Dept of Health & Env Control
Licensee: ESP Associates
Region: 1
City: North Charleston   State: SC
County:
License #: 977
Agreement: Y
Docket:
NRC Notified By: Adam Gause
HQ OPS Officer: Sam Colvard
Notification Date: 04/29/2026
Notification Time: 16:16 [ET]
Event Date: 02/11/2022
Event Time: 00:00 [EDT]
Last Update Date: 04/29/2026
Emergency Class: Non Emergency
10 CFR Section:
Agreement State
Person (Organization):
Dentel, Glenn (R1DO)
NMSS_EVENTS_NOTIFICATION (EMAIL)
Event Text
AGREEMENT STATE REPORT - GAUGE SLIDING BLOCK FAILURE

The following is a summary of information provided by the South Carolina Department of Environmental Services (the Department) via phone and email:

The licensee notified the Department by telephone on April 29, 2026, that a Troxler Electronic Laboratories Model 3450 portable gauge (serial number 69119), containing an 8 millicurie Cs-137 sealed source and a 40 millicurie Am-241:Be sealed source, had a sliding block that failed to fully close.

During an internal safety audit on February 11, 2022, the licensee identified abnormal radiation levels from the gauge. The gauge was sent to the manufacturer in March 2022 for evaluation. The manufacturer's inspection report found the sliding block was approximately 25 percent open due to excessive dirt. The licensee reported that the gauge was repaired and maintained in March 2022.

This event was reported as a result of a recent Department inspection. The licensee did not report any overexposures or ongoing health or safety concerns. The Department's investigation is ongoing.

South Carolina Event Number: TBD


Power Reactor
Event Number: 58269
Facility: Grand Gulf
Region: 4     State: MS
Unit: [1] [] []
RX Type: [1] GE-6
NRC Notified By: Jeffery Hardy
HQ OPS Officer: Kerby Scales
Notification Date: 05/06/2026
Notification Time: 14:50 [ET]
Event Date: 05/06/2026
Event Time: 10:18 [CDT]
Last Update Date: 05/06/2026
Emergency Class: Non Emergency
10 CFR Section:
26.719 - Fitness For Duty
Person (Organization):
Agrawal, Ami (R4DO)
FFD Group, (EMAIL)
Power Reactor Unit Info
Unit SCRAM Code RX Crit Initial PWR Initial RX Mode Current PWR Current RX Mode
1 N Y 100 Power Operation 100 Power Operation
Event Text
FITNESS FOR DUTY

The following information was provided by the licensee via phone and email:

"On May 6, 2026, at 1018 CDT, Grand Gulf Nuclear Station was notified that a non-licensed supervisor violated the station's fitness for duty policy. The employee's unescorted access has been terminated at all Entergy facilities. This event was determined to be reportable under 10 CFR 26.719(b)(2)(ii).

"The NRC Resident Inspector has been notified."


Page Last Reviewed/Updated May 07, 2026, 04:48 am EDT