Event Notification Report for August 26, 2026
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Event Text
Event Text
U.S. Nuclear Regulatory Commission
Operations Center
EVENT REPORTS FOR
08/25/2026 - 08/26/2026
Power Reactor
Event Number: 58418
Facility: Quad Cities
Region: 3 State: IL
Unit: [1] [2] []
RX Type: [1] GE-3,[2] GE-3
NRC Notified By: Thomas Boyle
HQ OPS Officer: Sam Colvard
Region: 3 State: IL
Unit: [1] [2] []
RX Type: [1] GE-3,[2] GE-3
NRC Notified By: Thomas Boyle
HQ OPS Officer: Sam Colvard
Notification Date: 08/24/2026
Notification Time: 20:03 [ET]
Event Date: 08/24/2026
Event Time: 09:32 [CDT]
Last Update Date: 08/24/2026
Notification Time: 20:03 [ET]
Event Date: 08/24/2026
Event Time: 09:32 [CDT]
Last Update Date: 08/24/2026
Emergency Class: Non Emergency
10 CFR Section:
26.719 - Fitness For Duty
10 CFR Section:
26.719 - Fitness For Duty
Person (Organization):
FFD Group, (EMAIL)
R3_Reactor_Event (EMAIL)
FFD Group, (EMAIL)
R3_Reactor_Event (EMAIL)
| Unit | SCRAM Code | RX Crit | Initial PWR | Initial RX Mode | Current PWR | Current RX Mode |
|---|---|---|---|---|---|---|
| 1 | N | Y | 100 | Power Operation | 100 | Power Operation |
| 2 | N | Y | 100 | Power Operation | 100 | Power Operation |
FITNESS FOR DUTY
The following information was provided by the licensee via phone and email:
"At 0932 CST, on August 24, 2026, it was determined that a supervisor tested positive in accordance with the FFD testing program. The individual's authorization for site access has been terminated.
"The NRC Resident Inspector has been notified."
The following information was provided by the licensee via phone and email:
"At 0932 CST, on August 24, 2026, it was determined that a supervisor tested positive in accordance with the FFD testing program. The individual's authorization for site access has been terminated.
"The NRC Resident Inspector has been notified."
Agreement State
Event Number: 58413
Rep Org: Texas Dept of State Health Services
Licensee: Ascend Performance Materials Texas
Region: 4
City: Alvin State: TX
County:
License #: L 06630
Agreement: Y
Docket:
NRC Notified By: Sindiso Ncube
HQ OPS Officer: Sebastien Bruneau
Licensee: Ascend Performance Materials Texas
Region: 4
City: Alvin State: TX
County:
License #: L 06630
Agreement: Y
Docket:
NRC Notified By: Sindiso Ncube
HQ OPS Officer: Sebastien Bruneau
Notification Date: 08/19/2026
Notification Time: 18:47 [ET]
Event Date: 08/18/2026
Event Time: 00:00 [CDT]
Last Update Date: 08/19/2026
Notification Time: 18:47 [ET]
Event Date: 08/18/2026
Event Time: 00:00 [CDT]
Last Update Date: 08/19/2026
Emergency Class: Non Emergency
10 CFR Section:
Agreement State
10 CFR Section:
Agreement State
Person (Organization):
NMSS_EVENTS_NOTIFICATION (EMAIL)
NMSS_EVENTS_NOTIFICATION (EMAIL)
AGREEMENT STATE REPORT - STUCK SHUTTERS
The following information was provided by the Texas Department of State Health Services (the Agency) via email:
"On August 19, 2026, the Agency was notified by the licensee that the source shutter mechanisms on three gauges had failed to function as designed. The affected gauges were a Texas Nuclear gauge, model 5201, containing a 100 mCi Cs-137 source; a Kay Ray gauge, model 7093, containing a 300 mCi Cs-137 source; and an Ohmart gauge, model SHGL, containing a 1 mCi Cs-137 source. The licensee reported that all three gauges were discovered with the source shutters stuck in the open position. Open is the normal operating position. This discovery was made during the licensee's 6-month inventory, visual inspection, and shutter check on August 18, 2026. The licensee stated that there is no risk of additional radiation exposure to members of the public or radiation workers.
"Additional information will be provided in accordance with SA 300 reporting requirements"
Texas incident number: 10320
Texas NMED number: TX260034
The following information was provided by the Texas Department of State Health Services (the Agency) via email:
"On August 19, 2026, the Agency was notified by the licensee that the source shutter mechanisms on three gauges had failed to function as designed. The affected gauges were a Texas Nuclear gauge, model 5201, containing a 100 mCi Cs-137 source; a Kay Ray gauge, model 7093, containing a 300 mCi Cs-137 source; and an Ohmart gauge, model SHGL, containing a 1 mCi Cs-137 source. The licensee reported that all three gauges were discovered with the source shutters stuck in the open position. Open is the normal operating position. This discovery was made during the licensee's 6-month inventory, visual inspection, and shutter check on August 18, 2026. The licensee stated that there is no risk of additional radiation exposure to members of the public or radiation workers.
"Additional information will be provided in accordance with SA 300 reporting requirements"
Texas incident number: 10320
Texas NMED number: TX260034
Page Last Reviewed/Updated August 26, 2026, 04:47 am EDT