| | Start date | Site | Reporting criterion | Title | Region | NRC officer |
|---|
| ENS 58152 | 4 February 2026 23:52:00 | Harris | 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release | Offsite Notification for Onsite Fatality | NRC Region 2 | Ernest West |
| ENS 58150 | 26 January 2026 15:58:00 | Cook | 10 CFR 21.21(d)(3)(i), Failure to Comply or Defect | Part 21 - Incorrect Tension Spring Used for 600V Breakers | NRC Region 3 | Eric Simpson |
| ENS 58148 | 4 February 2026 05:38:00 | River Bend | 10 CFR 50.72(b)(3)(iv)(A), System Actuation | EDG Actuation and HPCS System Inoperable | NRC Region 4 | Josue Ramirez |
| ENS 58147 | 30 January 2026 21:30:00 | Memorial Hospital Uc Health | Agreement State | Medical Event | NRC Region 4 | Robert A. Thompson |
| ENS 58146 | 9 January 2026 08:00:00 | Unknown | Agreement State | Tritium Exit Signs Discovered | NRC Region 4 | Robert A. Thompson |
| ENS 58145 | 20 January 2026 06:00:00 | Wisconsin Medical Radiopharmacy | Agreement State | Lost and Recovered GALLIUM-68 Generator | NRC Region 3 | Robert A. Thompson |
| ENS 58144 | 1 February 2026 20:00:00 | Global Nuclear Fuel | Part 70 App A (C) | Concurrent Report - Fire Impairment | NRC Region 2 | Karen Cotton |
| ENS 58143 | 31 January 2026 05:00:00 | Halley Engineering Contractors, Inc | Agreement State | Stolen Moisture Density Gauge | NRC Region 1 | Jordan Wingate |
| ENS 58142 | 2 February 2026 02:09:00 | Grand Gulf | 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident | HIGH-PRESSURE Core Spray Inoperable | NRC Region 4 | Robert A. Thompson |
| ENS 58141 | 31 January 2026 02:55:00 | Summer | 10 CFR 50.72(b)(2)(iv)(B), RPS System Actuation | Manual Reactor Trip Due to a Steam Leak | NRC Region 2 | Josue Ramirez |
| ENS 58140 | 30 January 2026 23:41:00 | Bsk Associates | Agreement State | Damaged Moisture Density Gauge | NRC Region 4 | Robert A. Thompson |
| ENS 58139 | 10 December 2025 05:00:00 | Engine Systems, Inc | 10 CFR 21.21(d)(3)(i), Failure to Comply or Defect | Part 21 - EMD Diesel Generator Cylinder Head Cracking | NRC Region 2 | Robert A. Thompson |
| ENS 58138 | 8 August 2025 07:00:00 | Nm Inst. Of Mining And Technology | Agreement State | Lost Sources | NRC Region 4 | Robert A. Thompson |
| ENS 58137 | 29 January 2026 07:00:00 | American Crystal Sugar Company | Agreement State | Gauge Shutter Inoperable | NRC Region 4 | Robert A. Thompson |
| ENS 58136 | 27 January 2026 08:00:00 | Loma Linda University | Agreement State | Medical Event | NRC Region 4 | Josue Ramirez |
| ENS 58135 | 26 January 2026 05:00:00 | Paragon Energy Solutions | 10 CFR 21.21(d)(3)(i), Failure to Comply or Defect | Part 21 - Defect with Electric Actuators | NRC Region 2 | Josue Ramirez |
| ENS 58134 | 28 January 2026 19:45:00 | Federal Engineering And Testing | Agreement State | Damaged Troxler Gauge | NRC Region 1 | Brian P. Smith |
| ENS 58133 | 28 January 2026 20:25:00 | Scapa Tapes | Agreement State | Lost Gauge | NRC Region 1 | Josue Ramirez |
| ENS 58132 | 5 November 2025 06:00:00 | Amc Theater Ward Parkway 14 | 10 CFR 20.2201(a)(1)(i) | Lost Exit Sign | NRC Region 3 | Ernest West |
| ENS 58131 | 31 August 2023 08:00:00 | St. Joseph'S Medical Center | Agreement State | Missing Sealed Sources | NRC Region 4 | Josue Ramirez |
| ENS 58130 | 7 January 2026 05:00:00 | Florida State University | Agreement State | Potential Overexposure | NRC Region 1 | Josue Ramirez |
| ENS 58129 | 27 January 2026 00:23:00 | Comanche Peak | 10 CFR 50.72(a)(1)(i), Emergency Class Declaration | Unusual Event - Security Threat | NRC Region 4 | Kerby Scales |
| ENS 58128 | 2 December 2025 05:00:00 | Sentara Health | Agreement State | Missing Source | NRC Region 1 | Kerby Scales |
| ENS 58127 | 22 December 2025 05:00:00 | Upmc Hamot | Agreement State | Loose Contamination Exceeded Annual Limit on Intake | NRC Region 1 | Kerby Scales |
| ENS 58126 | 23 January 2026 05:00:00 | Nan Ya Plastics Corp. | Agreement State | Stuck Source | NRC Region 1 | Kerby Scales |
| ENS 58125 | 21 January 2026 02:41:00 | Cedars Sinai Medical Center | Agreement State | Medical Event | NRC Region 4 | Karen Cotton |
| ENS 58124 | 21 January 2026 20:30:00 | Acuren | 10 CFR 30.50(b)(2) | Radiography Source Failed to Retract | NRC Region 4 | Karen Cotton |
| ENS 58123 | 20 January 2026 20:30:00 | Sequoyah | 10 CFR 21.21(d)(3)(i), Failure to Comply or Defect | Part 21 - Defective Limitorque Actuator Assemblies | NRC Region 2 | Josue Ramirez |
| ENS 58122 | 18 January 2026 20:45:00 | Browns Ferry | 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident | High Pressure Coolant Injection Inoperable | NRC Region 2 | Troy Johnson |
| ENS 58121 | 18 January 2026 08:20:00 | Cook | 10 CFR 50.72(b)(2)(iv)(B), RPS System Actuation | Automatic Reactor Trip | NRC Region 3 | Eric Simpson |
| ENS 58120 | 17 January 2026 06:30:00 | Alpha Omega | Agreement State | Vehicle Incident | NRC Region 4 | Bill Nytko |
| ENS 58119 | 16 January 2026 14:00:00 | West Virginia University Hospitals | 10 CFR 20.2201(a)(1)(i) | Lost Radioactive Material | NRC Region 1 | Bill Nytko |
| ENS 58117 | 7 January 2026 06:00:00 | Mercyone Des Moines | Agreement State | Dose to an Embryo | NRC Region 3 | Robert A. Thompson |
| ENS 58116 | 13 January 2026 22:30:00 | Geocon, Inc. | Agreement State | Damaged Gauge | NRC Region 4 | Jon Lilliendahl |
| ENS 58115 | 14 January 2026 12:44:00 | Summer | 10 CFR 26.719, FFD Reporting requirements | Fitness for Duty Event | NRC Region 2 | Jon Lilliendahl |
| ENS 58114 | 6 January 2026 18:50:00 | Von Roll Usa, Llc | Agreement State | Damaged Gauge | NRC Region 1 | Jon Lilliendahl |
| ENS 58113 | 28 June 2023 05:00:00 | Vermont Dept Of Health Lab | Agreement State | Gas Chromatograph Contaminated | NRC Region 1 | Robert A. Thompson |
| ENS 58112 | 9 January 2026 06:00:00 | Northwestern Memorial Healthcare | Agreement State | Medical Event | NRC Region 3 | Sam Colvard |
| ENS 58111 | 6 January 2026 19:00:00 | Chalmette Refining, Llc | Agreement State | Stuck Shutter | NRC Region 4 | Troy Johnson |
| ENS 58110 | 26 November 2025 05:00:00 | Memorial Sloan-Kettering | Agreement State | Medical Event | NRC Region 1 | Troy Johnson |
| ENS 58109 | 12 November 2025 13:48:00 | Callaway | 10 CFR 50.73(a)(1), Submit an LER | Invalid Specified System Actuation | NRC Region 4 | Ernest West |
| ENS 58108 | 10 December 2025 05:00:00 | Piedmont Fayette Hospital | Agreement State | Leaking Sealed Source | NRC Region 1 | Ernest West |
| ENS 58107 | 13 December 2025 05:00:00 | U.S. Navy | 10 CFR 20.2201(a)(1)(i) | Lost Source | NRC Region 1 | Ernest West |
| ENS 58106 | 1 January 2026 07:00:00 | Park Hill Caf? Llc | Agreement State | Lost Exit Signs | NRC Region 4 | Ernest West |
| ENS 58105 | 31 December 2025 05:00:00 | New Indy Catawba | Agreement State | STUCK-OPEN Gauge Shutter | NRC Region 1 | Robert A. Thompson |
| ENS 58104 | 2 November 2025 14:15:00 | Hatch | 10 CFR 50.73(a)(1), Submit an LER | Invalid Specified System Actuation | NRC Region 2 | Ernest West |
| ENS 58103 | 29 December 2025 17:30:00 | Chino Mine | Agreement State | Stuck Shutter | NRC Region 4 | Ian Howard |
| ENS 58102 | 29 December 2025 22:00:00 | LaSalle | 10 CFR 50.72(b)(3)(ii)(A), Seriously Degraded | Degraded Condition | NRC Region 3 | Robert A. Thompson |
| ENS 58101 | 29 December 2025 17:29:00 | McGuire | 10 CFR 50.72(b)(2)(iv)(B), RPS System Actuation | Automatic Reactor Trip | NRC Region 2 | Robert A. Thompson |
| ENS 58100 | 28 December 2025 22:06:00 | LaSalle | 10 CFR 50.72(b)(2)(iv)(B), RPS System Actuation | Manual Reactor Scram Due to RCS Leak | NRC Region 3 | Robert A. Thompson |