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This page provides a simple browsing interface for finding entities described by a property and a named value. Other available search interfaces include the page property search, and the ask query builder.

List of results

• 05000327/LER-1983-019-03, /03L-0:on 830202,RPI for Rod D-14 of Shutdown Bank a Declared Inoperable Due to Bottom Light Going on & Off. Caused by Open Primary Cable Circuit Due to Loose Connector on Reactor Head.Connector Tightened & RPI Returned to S  + (14:09:30, 26 May 2025)
• ML20072D233  + (14:09:43, 26 May 2025)
• 05000298/LER-1994-013, :on 940712,reactor Scram & Group Isolations Occurred Due to Spurious Trip of Reactor Vessel Level Instruments.Caused by Leaking Solenoid Valve in Ref Leg Injection Sys.Valve Replaced  + (14:09:55, 26 May 2025)
• 05000361/LER-1983-060-01, /01T-0:on 830529,hourly Instead of Continuous Fire Watch Established & Backup Fire Suppression Equipment in Place Until Zone 5 Deluge Water Spray Sys Returned to Svc. Caused by Inadequate Procedures  + (14:10:02, 26 May 2025)
• 05000414/LER-1994-003-02, :on 940710,turbine Runback Occurred Following Manual Trip of Malfunctioning Main Feedwater Pump.Caused by Performance of CF System Following Level Recovery.Evaluated Systems Interactions & Responsiveness  + (14:10:05, 26 May 2025)
• ML20072C941  + (14:10:07, 26 May 2025)
• ML20072C937  + (14:10:09, 26 May 2025)
• ML20072C931  + (14:10:11, 26 May 2025)
• 05000328/LER-1983-073-03, /03L-0:on 830517,shield Bldg Exhaust Gaseous Effluent Radiation Monitor O-RM-90-100 Failed to Meet Surveillance Requirements.Caused by Weak Photomultiplier Tube.Tube Replaced  + (14:10:13, 26 May 2025)
• 05000280/LER-1983-023-03, /03L-0:on 830513,steam Generator Blowdown Released to Discharge Canal W/O Monitor.Caused by Procedures Not Requiring Flow Verification in Radiation Monitor. Blowdown Checklist Will Be Modified  + (14:10:15, 26 May 2025)
• 05000373/LER-1983-051-03, /03L-0:on 830513,VC Chlorine Detector B Tripped & Would Not Reset.Caused by Loose Ground Wire on Circuit Board.Wire Tightened  + (14:10:49, 26 May 2025)
• 05000293/LER-1981-058-01, During Refuel Outage, Cable Spreading Room Carbon Dioxide Sys Declared Inoperative Following Abort of Special Operability Test.Caused by Design Deficiency.Halon 1301 Flooding Sys Installed  + (14:10:56, 26 May 2025)
• 05000318/LER-1982-055-03, Vital Ac Inverter 22 Failed,Causing 120-volt Ac Vital Bus 22 to Deenergize.Caused by Improper Vital Instrument Bus Fuses.Proper Fuses Installed  + (14:11:10, 26 May 2025)
• 05000317/LER-1979-031-01, During Followup Testing on Efs Actuation Sys Undervoltage Logic Circuit A,15-volt Dc Power Supplies to Undervoltage Logic a & B Would Not Respond When Signaled  + (14:11:34, 26 May 2025)
• TXX-9416, Provides Addl Info to Suppl Ltr Re Inservice Test Program  + (14:12:02, 26 May 2025)
• 05000318/LER-1980-023-03, Steam Generator Isolation Signal Block B Permitted Steam Generator Isolation Signal B to Be Blocked & Loci Sequencer Alarmed.Caused by Voltage Disturbance in Inverter Output  + (14:12:07, 26 May 2025)
• RBG-12-860, Final Deficiency Rept DR-53 Re Bf Shaw Rolled Plate Pipe Rejected for Incomplete Documentation & Radiographs. Initially Reported on 820524.Deficiency Determined Not Reportable Per 10CFR50.55(e)  + (14:12:37, 26 May 2025)
• ML20072C113  + (14:12:59, 26 May 2025)
• LD-83-051, Summarizes 830425 Meeting W/Nrc Re Natural Circulation Cooldown Analysis for CESSAR-F.Reanalysis to Be Submitted by 830729  + (14:14:19, 26 May 2025)
• ML20072B408  + (14:14:24, 26 May 2025)
• TAC:08089  + (14:15:02, 26 May 2025)
• 05000366/LER-1981-098-03, RHR Svc Water Pumps B & D Found Incapable of Establishing Required Flow.Caused by Damaged Cavitrol V Trim in HX Discharge Valve  + (14:15:16, 26 May 2025)
• 05000346/LER-1982-020, Forwards Revised LER 82-020/03X-1  + (14:15:57, 26 May 2025)
• A830006, Identifies Proprietary Portions of Technical Evaluation Repts Re Safety Evaluation for Environ Qualification of safety-related Electrical Equipment,Per NRC  + (14:16:09, 26 May 2025)
• TAC:51577  + (14:17:03, 26 May 2025)

• 05000334/LER-1982-012-01, Total of Seven Overstressed Pipe Supports Found Upstream of Main Steam Line Containment Isolation Valves.Caused by Failure to Include Branch Line Loading in Calculations  + (14:18:18, 26 May 2025)

• 05000334/LER-1982-012, Forwards Updated LER 82-012/01X-1  + (14:18:27, 26 May 2025)
• 05000334/LER-1981-105-03, /03L-1:on 811223,during Surveillance Test on HY-RT-1B,preheater Discharge Air Temp Failed to Reach Required Temp in Specified Time.Caused by Overpowering of Two Resistors in Temp Control Unit.Resistors Replaced  + (14:18:44, 26 May 2025)
• 05000334/LER-1981-105, Forwards LER 81-105/03L-1  + (14:18:49, 26 May 2025)
• ML20071Q202  + (14:19:47, 26 May 2025)
• ML20071Q184  + (14:19:51, 26 May 2025)
• ML20071Q177  + (14:19:53, 26 May 2025)
• 05000368/LER-1982-041-03, /03L-0:on 821124,isolation Valve 2MS-0340 Failed to Close & Steam Leak Discovered in Emergency Feedwater Pump Steam Supply Pressure Transmitter 2PT-0340.Caused by Stripped Threads Due to Overtorquing of Tubing Connector  + (14:20:03, 26 May 2025)
• 05000499/LER-1994-007-02, :on 940625,main Transformer Lockout Relay Actuated.Caused by Failure of Capacitor within Pilot Wire Relay.Annunciator Response Procedures Have Been Revised & Faulty Pilot Wire Relay Was Replaced  + (14:20:18, 26 May 2025)
• ML20071P947  + (14:20:25, 26 May 2025)
• NRC-94-4215, Forwards Proprietary PXS-T2R-024, Quick Look Rept for SPES-2 Matrix Test S00908 (Blind Test). Rept Withheld (Ref 10CFR2.790)  + (14:20:27, 26 May 2025)
• 05000373/LER-1994-010-04, :on 940705,unit 1 Scrammed from Power Level of 601 Mwe & 56.4% Core Thermal Power.Caused by Loss of Feed Flow to RPV.1C34-K653B Circuit Card Was Replaced & non-safety Trip Devices Undergoing Evaluations  + (14:20:51, 26 May 2025)
• ML20071P717  + (14:20:58, 26 May 2025)
• NRC-94-4213, Forwards Proprietary PXS-T2R-022, Quick Look Rept for SPES-2 Matrix Test S00605. Rept Withheld (Ref 10CFR2.790)  + (14:21:02, 26 May 2025)
• NRC-94-4216, Forwards Proprietary PXS-T2R-025, Quick Look Rept for SPES-2 Matrix Test S01007. Rept Withheld (Ref 10CFR2.790)  + (14:21:05, 26 May 2025)
• 05000327/LER-1994-010, :on 940703,determined That STA Position Not Staffed for 30 Min During Power Operations Due to Personnel Error.Appropriate Disciplinary Action Taken W/Involved Individual  + (14:21:16, 26 May 2025)
• RBG-40699, Documents Conversation Between NRC Region IV & River Bend Station Personnel on 940727 Re Schdeule for Implementing Certain Aspects of Interim Procedures Upgrade Effort  + (14:21:17, 26 May 2025)
• 05000318/LER-1981-018-03, /03L-0:on 810414,short at Motor Connection Box Tripped Charging Pump 22.Caused by Insufficient Insulation of Lead.Facility Change Request Initiated for Std Ref for Low Voltage Application  + (14:21:28, 26 May 2025)
• 05000255/LER-1982-032-03, /03L-0:on 820921,during Routine Surveillance, Snubber 39 (GC-8 Shutdown Cooling LPSI Pump Suction) Found W/Insufficient Oil & Declared Inoperable.Caused by Scores in Cylinder Walls Due to Vibrations.Snubber Replaced  + (14:21:33, 26 May 2025)
• 05000263/LER-1994-002, :on 940324,determined That Instantaneous Trip of 480 Vac MCCBs Does Not Meet Acceptance Trip Due to Mfg Design.Revised PMP for 480 Vac Molded Case Circuit Breakers  + (14:21:42, 26 May 2025)
• ML20071P365  + (14:21:47, 26 May 2025)
• 05000263/LER-1994-002-01, Provides Suppl Rept to LER 94-002-01.Suppl Rept Corrects Error Re Labeling of Axes for Graph of Instantaneous Trip Settings Vs Actual Current to Trip  + (14:21:49, 26 May 2025)
• ML20071P353  + (14:21:50, 26 May 2025)
• ML20071P340  + (14:21:52, 26 May 2025)
• 05000334/LER-1982-038-03, /03L-0:on 820925,during Attempt to Secure Turbine Driven Auxiliary Feed pump,TV-MS-105B Failed to Close.Caused by Nut Lodging in TV-MS-105B Valve Body Due to Failed Check Valve MS-20.Nut Removed  + (14:21:54, 26 May 2025)
• 05000317/LER-1982-062-03, /03L-0:on 820927,pressurizer Level Deviated from Program Level & Pressurizer Level Controller Found in Local Setpoint Mode.Caused by Operator Error.Procedure Changed  + (14:21:55, 26 May 2025)