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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
- 05000315/LER-1982-039-01, /01T-0:on 820601,during Monthly Insp of Eccs,Boron Injection Tank Isolation Valve Cycled W/Recirculation Valve Open.Caused by Personnel Error.Procedure Revised & Appropriate Administrative Action Taken + (04:06:20, 27 May 2025)
- 05000318/LER-1980-011-01, Diesel Generator 21 Failed to Achieve 10-s Rated Speed,Rendering Low Pressure Safety Injection Pump 22 Inoperable.Caused by Slow Response of Diesel Generator Governor.Governor Replaced + (04:06:26, 27 May 2025)
- 05000318/LER-1980-011, Forwards Updated LER 80-011/01X-1 + (04:06:29, 27 May 2025)
- 05000272/LER-1982-032-03, /03L-0:on 820515,boric Acid Flow in Transfer Pumps 11 & 12 Decreased Below Tech Spec Limit Rendering Pumps Inoperable.Caused by Increase in Impeller to Volute Clearance Due to Normal Wear.Clearance Adjusted + (04:06:44, 27 May 2025)
- 05000333/LER-1982-023-03, /03L-0:on 820514,during Normal Operation,While Conducting Surveillance,Containment Isolation Valve 10 MOV 38A Found Inoperable.Caused by Motor Failure.Motor Replaced + (04:07:56, 27 May 2025)
- 05000311/LER-1982-046-03, /03L-0:on 820527,during Routine Surveillance,Less than Required Svc Water Flow to Containment Coil Unit 23 Discovered.Caused by Oysters Plugging Valve Tube Bundle 23SW57.Oysters Removed & Svc Water Flow Returned to Normal + (04:08:07, 27 May 2025)
- 05000313/LER-1982-011-03, /03L-0:on 820514,discovered That on 820502 Reactor Heated Above 280 F W/O Proving Emergency Feedwater Sys Operable Through Successful Completion of Required Automatic Actuation Surveillance Tests + (04:08:15, 27 May 2025)
- 05000272/LER-1982-036-03, /03L-0:on 820526,control Room Emergency Air Conditioner 12 Failed to Operate.Caused by Tripped Load Ctr Supply Breaker 1C16Y de-energizing Fan Power Supply.No Cause Determined.Breaker Closed & Fan Returned to Svc + (04:08:31, 27 May 2025)
- 05000328/LER-1982-063-03, /03L-0:on 820518,during Surveillance Instruction 106,several Ice Bed Flow Passages Found Blocked W/Excessive Frost & Ice in Bay 8 of Ice Condensor.Caused by Blockage of Air Handling Unit 9A by Sandblasting Pellets + (04:09:08, 27 May 2025)
- 05000280/LER-1982-029-03, /03L-0:on 820518,during Periodic Test 2-PT-39B-2 Snubbers 2-RC-HSS-162 & 163 Found to Have Empty Remote Reservoir.Caused by Damaged O Ring on Common Valve Block. O Ring Replaced + (04:09:09, 27 May 2025)
- 05000280/LER-1982-062-03, /03L-0:on 820520,PT-27 Revealed Low Ampere Readings for Circuit 7A in Panels 8 & 9,contrary to Tech Spec.Caused by Damaged Tapes.Tapes Replaced + (04:09:11, 27 May 2025)
- 05000271/LER-1982-010-03, /03L-0:on 820513 & 27,RHR Svc Water Breaker Tripped Free When Pump Started.Caused by Worn Prop.Ge Model 416 250-8HB Breaker Prop Replaced.Breaker Tested Satisfactorily & Returned to Svc + (04:09:18, 27 May 2025)
- 05000325/LER-1982-052-03, /03L-0:on 820524,surveillance Revealed That Primary Containment Atmosphere Oxygen analyzer,1-CAC-AT-125 9-2 Would Not Indicate Expected Drywell Oxygen Concentrations.Caused by Calibr Shift on Zero End + (04:09:23, 27 May 2025)
- 05000272/LER-1982-037-03, /03L-0:on 820526,svc Water Flow to Containment Fan Coil Unit 12 Found Below Tech Spec Requirements.Caused by Flow Control Valve 12SW223 Stuck in Closed Position.Valve Repaired + (04:09:25, 27 May 2025)
- IR 05000219/1982002 + (04:09:36, 27 May 2025)
- 05000271/LER-1982-009-03, /03L-0:on 820513,during Normal Operation,Reactor Pressure Indicator PI 2-3-55D Indicated Lower than Redundant Indicators.Caused by Degraded 24-volt Dc Power Supply.Power Supply Replaced + (04:09:40, 27 May 2025)
- 05000272/LER-1981-035, Forwards LER 81-035/03X-1.Detailed Event Analysis Encl + (04:09:48, 27 May 2025)
- 05000325/LER-1982-059-03, /03L-0:on 820522,surveillance Revealed That Fully Withdrawn Control Rod 38-39 Had Intermittent RTGB Position 48 Indication While full-out RTGB Indication Was Operable. Caused by Defective Rod Position Reed Switch + (04:09:54, 27 May 2025)
- 05000250/LER-1982-004-03, /03L-0:on 820517,during Routine Reactor Startup, Augmented Surveillance of Hot Channel Factors Not Maintained as Required.Caused by Computer Taken Out of Svc During Surveillance Sequence.Personnel Reinstructed + (04:10:02, 27 May 2025)
- TAC:48523 + (04:10:09, 27 May 2025)
- IR 05000271/1982001 + (04:10:12, 27 May 2025)
- 05000331/LER-1982-034-01, /01T-0:on 820602,MSIV Position Switch ZS4415 Failed to Operate within Tech Spec Limit.Caused by Broken Cylinder & Cap Screws.During 820522 Startup,Procedure Violation Found on MSIV Sequence.Procedures & Reviewed + (04:10:18, 27 May 2025)
- 05000373/LER-1982-032-03, /03L-0:on 820517,upon Completion of Main Stack & Standby Gas Treatment Wide Range Radiation Gas Monitor Source Check,Low Range Monitor Failed to Return to Normal. Caused by Failure in Photomultiplier Tube + (04:10:21, 27 May 2025)
- 05000267/LER-1982-020-03, /03L-0:on 820517,w/reactor Operating at 40% Power & Pcrv Pressurized to Greater than 100 Psia,Primary & Secondary Interspace Penetration Pressure Decreased Below Allowable Limits.Caused by Impurities in Low Temp Absorber + (04:10:23, 27 May 2025)
- 05000313/LER-1982-010-03, /03L-0:on 820511,while at 45% Full Power,Standby Hydrogen Purge Sys Failed Monthly Surveillance Test,Failing to Meet Tech Spec Requirements.Caused by Filter Saturated W/Water.Filter Replaced + (04:10:28, 27 May 2025)
- 05000305/LER-1982-014-03, /03L-0:on 820517,during Refueling Outage,Turbine Driven Auxiliary Feedwater Pump 1C Would Not Reach Required Speed.Caused by Exercise of Governor Valve to Eliminate Flat Spot in Controller.Governor Adjusted Per Mfg Manual + (04:11:45, 27 May 2025)
- IR 05000460/1982008 + (04:12:01, 27 May 2025)
- 05000346/LER-1982-022-03, /03L-0:on 820512,fire Barrier Door 302,forming Part of Negative Pressure Boundary for Spent Fuel Pool Area, Found Propped Open.Caused by Personnel Error.Personnel Instructed Re Importance of Obeying Signs + (04:12:03, 27 May 2025)
- A01395, Advises That Inservice Date for Containment Level Detection Sys Is Postponed Until 830101,in Response to IE Bulletin 80-24, Prevention of Damage Due to Water Leakage Inside Containment. + (04:12:04, 27 May 2025)
- 05000317/LER-1981-056-01, Power Operated Relief Valve Declared Inoperable.Valve Opened on Erroneous High Pressure Signal Caused by Bumping Pressurizer Transmitter. Configuration of Transmitter Modified + (04:12:06, 27 May 2025)
- 05000317/LER-1981-056, Forwards Updated LER 81-056/01X-1 + (04:12:34, 27 May 2025)
- 05000311/LER-1982-045-03, /03L-0:on 820522,operator Discovered Leakage Rate of 100-ft Elevation Containment Air Lock Exceeded Tech Spec Limits.Caused by Failed Inner Door Latch Mechanism.Latch Mechanism Repaired & Tested + (04:12:37, 27 May 2025)
- 05000373/LER-1982-043-03, /03L-0:on 820518,during Lake Blowdown Flow Indicator Quarterly Channel Functional Test,Lake Blowdown Flow Instrument Inoperable.Caused by Transmitter Failure. Transmitter Replaced & Loop Check Performed + (04:12:39, 27 May 2025)
- 05000249/LER-1982-023-03, /03L-0:on 820510,while Performing DOP 700-E3,power Range Neutron Monitoring Sys Check,No Local Power Range Monitor Inputs to Rod Block Monitor Noted for Certain Control Rods.Caused by Shorted Steering Diodes + (04:12:45, 27 May 2025)
- 05000302/LER-1982-038-03, /03L-0:on 820517,while Performing SP-520,weekly Battery Check,Pilot Cell 29 Failed to Meet Criteria for Specific Gravity.Caused by Minor Fluctuation of Specific Gravity.Water Added to Cell.No Further Action Necessary + (04:12:53, 27 May 2025)
- IR 05000247/1982004 + (04:12:58, 27 May 2025)
- 05000311/LER-1982-041, Forwards LER 82-041/03L-0.Detailed Event Analysis Encl + (04:13:09, 27 May 2025)
- 05000321/LER-1982-043-03, /03L-0:on 820505,RHR Svc Water Pump 1E11-C001C Failed to Meet Flow & Discharge Pressure Requirements. Caused by Debris Entering Pump & Becoming Lodged in Impellers.Screens Repaired + (04:13:27, 27 May 2025)
- 05000338/LER-1982-037-03, /03L-0:on 820516,containment Internal Air Partial Pressure Exceeded Tech Spec Limit.Caused by Divert of Condenser Air Ejectors Exhaust to Containment Due to Spike in Radiation Level.Internal Air Pressure Reduced + (04:13:29, 27 May 2025)
- 05000366/LER-1982-047-03, /03L-0:on 820505,remote Radiation Meter Relay, 2G11-N079,found Not Tripping on Adjustable Setpoint,But at Approx 5% of Scale High.Caused by Instrument Drift.Indicator Recalibr + (04:13:34, 27 May 2025)
- 05000339/LER-1982-022-01, /01T-0:on 820528,while in Mode 4,both Trains of Quench Spray Subsystem & Recirculation Spray Sys Inoperable for 17 Minutes.Caused by Misplacement of Jumpers on Train a Output Cabinet.Jumpers Removed.Pumps Placed on Auto + (04:13:41, 27 May 2025)
- 05000260/LER-1982-016-03, /03L-0:on 820519,HPCI Lubricating Oil Reservoir Found Almost Empty & Reservoir Drain Valve 1-1/2 Turns Open, Rendering HPCI Inoperable.Caused by Personnel Error. Reservoir Filled.Lighting Will Be Improved + (04:13:44, 27 May 2025)
- 05000237/LER-1982-013, Forwards LER 82-013/03X-1 + (04:14:00, 27 May 2025)
- 05000321/LER-1982-047-03, /03L-0:on 820511,QA Auditor Found That Revisions to Certain Procedures Had Not Been Reviewed by Plant Review Board.Caused by Incomplete Definition of safety-related Procedures in HNP-O-9, Procedure Writing,Use & Control + (04:14:03, 27 May 2025)
- IR 05000387/1982010 + (04:14:05, 27 May 2025)
- 05000259/LER-1982-032-03, /03L-0:on 820512,while Performing Test on 4 Kv Relays,A RHR & Core Spray Pump Motor Breakers Were Racked Out Making Pumps & HPCI Sys Inoperable.Caused by Procedure Deficiency & Lack of Communication + (04:14:08, 27 May 2025)
- 05000325/LER-1982-045-03, /03L-0:on 820519,during Testing C12-LSH-129 Accumulator Leak Detectors of Control Rod Driveline Accumulators 30-11,34-43,22-27,22-03 & 42-15 Would Not Respond to Applied Test Inputs.Caused by Reed Switch Arcing + (04:14:13, 27 May 2025)
- 05000302/LER-1982-037-03, /03L-0:on 820510,during Routine Insp,Leaks Discovered at Weld Penetrations MUV-292 & MUV-283,contrary to Tech Spec 3.1.2.4.1.Caused by Vibration.Welds Replaced & Bracing Added to Reduce Vibration of Makeup Sys Piping + (04:14:20, 27 May 2025)
- 05000324/LER-1982-041-03, During Performance of Standby Liquid Control Sys Relief Valve Operability Test, Relief Valve 2-C41-F029A Lifted Outside Tech Spec Requirements.Caused by Setpoint Drift.Setpoint Adjusted + (04:14:23, 27 May 2025)
- 05000324/LER-1982-041, Forwards Updated LER 82-041/03L-1 + (04:14:32, 27 May 2025)
- ML20054G377 + (04:14:41, 27 May 2025)