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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
- ML20079L022 + (11:07:38, 26 May 2025)
- 05000416/LER-1982-159-03, /03L-0:on 821206,QA Audit Revealed That on 821025, While in Mode 3 (Hot Shutdown),No Shutdown Cooling Mode Loops Were in Operation.Cause Not Stated.Shutdown Cooling Loop Put Into Operation + (11:07:42, 26 May 2025)
- 05000445/LER-1991-023, :on 911003,reactor Tripped Due to Erratic Operation of Main Turbine Electrohydraulic Controller.On 910713,reactor Tripped Due to Seal Problem on Hydraulic Fluid Pumps.Design Mod Initiated + (11:07:45, 26 May 2025)
- ML20079K937 + (11:07:46, 26 May 2025)
- 05000445/LER-1991-024, :on 911004,main Steam Safety Valves Had Lift Setpoints Less than Setpoint Tolerance Allowed by Ts.Caused by Inadequate Procedure.Setpoint Verification Procedure Revised + (11:07:47, 26 May 2025)
- 05000416/LER-1982-155-03, /03L-0:on 821206,temporary Vent Exhaust Sys for Suppression Pool Area Found Operating & Discharging Into Air While Continuous Air Monitor Not Operating.Caused by Personnel Error.Personnel Reinstructed + (11:07:49, 26 May 2025)
- 05000341/LER-1991-018, :on 911002,discovered Error in TS Amend 75, Resulting in Failure to Complete One of Two Weekly Channel Calibr Requirements for APRM Sys Channels.Caused by Use of Deficient Process.Calibr Performed + (11:07:51, 26 May 2025)
- ML20079K877 + (11:07:59, 26 May 2025)
- 05000416/LER-1982-158-99, /99L-0:on 821130,safety-related Fire Barrier Removed During Maint Work on Control Room Floor.Caused by Need to Remedy Wiring Problem.Firewatch Established + (11:08:00, 26 May 2025)
- 05000324/LER-1991-014-01, :on 910927,unplanned Reactor Protection Sys Actuation Occurred When Operators Realigned Scram Discharge Vol hi-hi Level Trip Bypass Switch.Caused by Failure to Follow Instructions.Operator Disciplined + (11:08:03, 26 May 2025)
- 05000301/LER-1991-001-01, :on 910929,MSIVs Failed to Leave Fully Open Position During Attempt to Shut MSIVs from Control Room. Caused by Degradation of Valve Operators Due to Corrosion. Valve Operators Will Be Disassembled + (11:08:05, 26 May 2025)
- 05000482/LER-1991-018, :on 911002,containment Purge Isolation & Control Room Ventilation Isolation Signals Generated by Signals from Gaseous Channels of Radiation Monitors.Caused by High Gaseous Activity.Operators Counseled + (11:08:10, 26 May 2025)
- 05000334/LER-1991-027, :on 910926,insufficient Diesel Generator Fuel Oil Supply to Emergency Diesel Generators Noted.Caused by Inadequate Coordination Between Fuel Oil Supply Const & Licensing Process.Procedure Written + (11:08:12, 26 May 2025)
- ML20079K717 + (11:08:22, 26 May 2025)
- ML20079K603 + (11:08:32, 26 May 2025)
- ML20079K600 + (11:08:33, 26 May 2025)
- ML20079K499 + (11:08:43, 26 May 2025)
- ML20079K485 + (11:08:45, 26 May 2025)
- ML20079K475 + (11:08:46, 26 May 2025)
- ML20079K466 + (11:08:49, 26 May 2025)
- ML20079K463 + (11:08:50, 26 May 2025)
- ML20079K449 + (11:08:52, 26 May 2025)
- 05000370/LER-1983-085-03, /03L-0:on 831208,makeup Frequency to Vol Control Tank Increased & Containment & Equipment Sump 2A Pumped Out Several Times,Indicating Leakage Problem.Caused by Component Malfunction.Sample Line Isolated + (11:08:56, 26 May 2025)
- 05000373/LER-1991-009-05, :on 910920,inadvertent Division II Reactor Water Cleanup Isolation Occurred Due to Poor Electrical Connection on 1B21-S21D Test Switch.Switch 1B21-S21D Cycled & Found to Work Properly + (11:08:58, 26 May 2025)
- ML20079K339 + (11:09:01, 26 May 2025)
- ML20079K198 + (11:09:12, 26 May 2025)
- ML20079K188 + (11:09:14, 26 May 2025)
- 05000373/LER-1982-156-03, /03L-0:on 821119,while Performing STP-23A,reactor Coolant Conductivity Exceeded Limit.Caused by Personnel Error.Personnel Advised That Startup Test Insufficient Reason to Bypass Condensate Polishers + (11:09:16, 26 May 2025)
- 05000237/LER-1982-050-01, /01T-0:on 821203,during Cribhouse Insp,Discovered Intake Water Level at 509 Ft 2 Inches.Caused by Rising River Level from Heavy Rainfall.Water Level Rose to 509 Ft 6 Inches Before Receding + (11:09:18, 26 May 2025)
- 05000416/LER-1982-135-99, /99X-0:on 821105,smoke Detectors in Auxiliary Bldg Steam Tunnel Covered to Prevent Fumes from Causing Erroneous Alarms.Caused by Paint Fumes from Planned Maint Activity.Fire Watch Established Until 821208 + (11:09:20, 26 May 2025)
- 05000387/LER-1982-054-03, /03L-0:on 821115,due to Drywell Chiller Tripping, Drywell Temp Exceeded 135 F.Caused by Strainer Blockage. Strainer Removed & Design Change to Replace Present Strainer Initiated + (11:09:22, 26 May 2025)
- 05000255/LER-1982-045-01, /01T-0:on 821203,T-82B Safety Injection Tank B Level Reached Limit of 198 Inches W/Boron Concentration Below Limit.Caused by Minor Leakage Past Loop Check Valve & Tank Check Valve or Fill & Drain Valve.Leak Rate Monitored + (11:09:24, 26 May 2025)
- 05000416/LER-1982-141-99, /99X-0:on 821112,fire Doors 1A308 & 1A316 Blocked Open to Route Hoses to Sandblasting Operations in Suppression Pool.Caused by Planned Maint Activity.Upon Work Completion Doors Will Be Restored + (11:09:25, 26 May 2025)
- A820001, Advises That Commitment Date,Per ,Re NUREG-0737, Item II.A.1.2, Upgrade Emergency Support Facilities, Will Not Be Met,Due to Extensive Contractual Negotiations & Legal Reviews + (11:09:50, 26 May 2025)
- PM-82-132, RO 50-321/1982-003:on 821127,air Compressor in Cooling Tower 1B Fire Protection Spray Sys Failed,Dropping Air Pilot Detection Sys Pressure.Dropped Pressure Caused Actuation of Two Deluge Valves Which Started Fire Pumps + (11:11:05, 26 May 2025)
- ML20079J097 + (11:12:09, 26 May 2025)
- 05000366/LER-1982-126-03, /03L-0:on 821105,post-accident High Drywell Pressure Alarm Failed to Actuate During Quarterly Surveillance Test.Caused by Erroneous Wiring of Drywell & Torus Pressure Recorder.Wiring Error Corrected + (11:12:53, 26 May 2025)
- 05000366/LER-1982-126, Forwards LER 82-126/03L-0 + (11:12:59, 26 May 2025)
- ML20079H759 + (11:13:09, 26 May 2025)
- 05000373/LER-1982-149-03, /03L-0:on 821112,lake Blowdown Flow Recorder Discovered Giving Incorrect Readings.Caused by Algae Buildup on Instrument Probe.Probe Cleaned & Weekly Functional Test Will Be Performed + (11:13:12, 26 May 2025)
- ML20079H749 + (11:13:13, 26 May 2025)
- 05000321/LER-1981-109-03, Surveillance Test Indicated HPCI Steam Line Pressure Switches N001A & N001D Actuated at 103 & 105 Psig,Respectively,Contrary to Tech Specs.Caused by Setpoint Drift.Barksdale Switches Recalibr + (11:13:19, 26 May 2025)
- 05000321/LER-1981-109, Forwards Updated LER 81-109/03X-1 + (11:13:22, 26 May 2025)
- ML20079H621 + (11:13:28, 26 May 2025)
- 05000289/LER-1983-046-01, /01T-0:on 831214,nuclear safety-related Circuit for Makeup Pump Lube Oil Pressure Trip Switches MU-P1C Found Incorrectly Routed.Caused by Trip Circuits Not Upgraded When Modified + (11:13:36, 26 May 2025)
- ML20079H521 + (11:13:40, 26 May 2025)
- 05000269/LER-1983-020-01, /01T-0:on 831209,control Rod Drive (CRD) Ac Breaker 10 Experienced Delayed Trip.Caused by Component Failure.Breakers Replaced.All CRD Breaker Trip Shaft Bearing Assemblies Will Be Replaced + (11:13:41, 26 May 2025)
- ML20079H495 + (11:13:43, 26 May 2025)
- ML20079H489 + (11:13:44, 26 May 2025)
- ML20079H462 + (11:13:46, 26 May 2025)
- ML20079H439 + (11:13:50, 26 May 2025)