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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

• 05000272/LER-1980-004, Forwards LER 80-004/03X-1.Detailed Event Analysis Encl  + (04:15:19, 27 May 2025)
• 05000311/LER-1982-039-01, /01T-0:on 820526,100-gpm Svc Water Leak in Containment Fan Coil Unit 21 Motor Cooler Discovered.Caused by Failed Motor Cooler Seam Weld.Failed Motor Cooler & Fan Motor Replaced & Tested  + (04:15:24, 27 May 2025)
• 05000251/LER-1982-007-01, /01T-0:on 820522,while Boron Injection Tank Recirculating W/Boric Acid Storage Tank C,Low Boron Concentration Found in Both Tanks.Caused by MOV-4-867B Being Open One Turn.Valve Manually Closed  + (04:15:25, 27 May 2025)
• 05000311/LER-1982-039, Forwards LER 82-039/01T-0.Detailed Event Analysis Encl  + (04:15:26, 27 May 2025)
• 05000259/LER-1982-034-03, /03L-0:on 820513,control Room Ventilation Radiation Monitor RM-90-259B Trip Level Exceeded Tech Spec Limit.Caused by Radiation Monitor Model AM-3BF Trip Level Setting Drift.Trip Setting Recalibr  + (04:15:29, 27 May 2025)
• 05000321/LER-1982-051-03, /03L-0:on 820524,w/unit in Refuel Mode,Routine Performance of HNP-1-3182 Showed That Plant Svc Water Pump 1P41-C001A Failed.Caused by Normal Wear & Foreign Matter in Pump.Pump Rebuilt,Reinstalled & Retested  + (04:15:32, 27 May 2025)
• 05000265/LER-1982-008-03, /03L-0:on 820515,during Maint Outage,Acoustic Monitors for Electromatic Relief Valves 2-203-3A,3B & 3C Failed to Give Open Indication When Valves Were Opened & Thermocouple Type Position Sensor 2-203-3B Was Out of Svc  + (04:15:34, 27 May 2025)
• 05000328/LER-1982-062-03, /03L-0:on 820514,several Snubbers Found Inoperable.Caused by Improper Handling During Installation & Adjustment & by Excessive Pipe Vibration.Support Redesigned & Snubbers Replaced  + (04:15:38, 27 May 2025)
• 05000338/LER-1982-036-03, /03L-0:on 820516,w/unit at 74% Power,Emergency Diesel Generator 1J Output Breaker Failed to Close During Periodic Surveillance Test.Caused by Failure of Undervoltage Relay 27X.Relay Replaced  + (04:15:48, 27 May 2025)
• 05000298/LER-1982-011-03, /03-0:on 820514,isolation Valve RR-740AV Failed to Close.Caused by Dirty Solenoid Slug.Solenoid Valve Replaced  + (04:15:50, 27 May 2025)
• 05000259/LER-1982-033-01, /01T-0:on 820526,while Performing Recurrence Control Calibr of Degraded Voltage Relays,Eight of Nine Relays on 4 Kv Found Operating Above Tech Spec Limit. Probably Caused by Increased Room Temp.Relays Recalibr  + (04:15:51, 27 May 2025)
• 05000336/LER-1982-015-03, /03L-0:on 820513,reactor Protection Sys Channel a Low Steam Generator Pressure Bypass Removal Bistable Card Setpoint Found to Be Out of Spec.Caused by Instrument Setpoint Drift.Bistable Card Setpoint Will Be Replaced  + (04:15:52, 27 May 2025)
• 05000366/LER-1982-054-03, /03L-0:on 820509,during Surveillance Procedure HNP-2-3831,nonessential Loads on 2C 600-volt Emergency Bus Did Not Load Shed.Caused by Inoperative Manual Operating Contact Switch on Normal Supply Breaker.Switch Repaired  + (04:16:05, 27 May 2025)
• 05000325/LER-1982-032-03, /03L-0:on 820510,primary Containment Temp Recorder 1-CAC-TR-1258 Found Malfunctioning.Caused by Dirty Recorder Slidewire & Slidewire Contacts & Loose Print Mechanism Timing Delay.Slidewire,Contacts & Print Contacts Cleaned  + (04:16:10, 27 May 2025)
• 05000280/LER-1982-027-03, /03L-0:on 820513,performance of PT 27B Revealed Amp Readings for Heat Tracing Panels 8 & 9,circuit 21A,below Acceptance Criteria.Caused by Excessive Heat.Defective Heat Tracing Replaced  + (04:16:20, 27 May 2025)
• IR 05000293/1982010  + (04:16:24, 27 May 2025)
• 05000348/LER-1982-018-03, /03L-0:on 820601,turbine Driven Auxiliary Feedwater Pump Tripped.Caused by Inadvertent Actuation of Overspeed Trip Mechanism During Insp of Pump Trip Linkage. Trip Throttle Valve Reopened  + (04:16:27, 27 May 2025)
• 05000361/LER-1982-014-01, /01T-0:on 820604,insp Revealed Number of Refractory Blanket to Fire Barrier Joint Seals Did Not Have Mastic Coating Applied.Caused by Incomplete Installation & Inadequate Installation Insp  + (04:16:31, 27 May 2025)
• 05000348/LER-1982-022-03, /03L-0:on 820519,during Performance of FNP-2-STP-4.7,charging Pump 2A Would Not Start.Caused by Failure of Breaker DF06 to Close Due to Misaligned Microswitch Arm.Arm Repaired  + (04:16:32, 27 May 2025)
• 05000275/LER-1982-005, Forwards LER 82-005/03X-1  + (04:16:37, 27 May 2025)
• 05000315/LER-1982-038-03, /03L-0:on 820514,during Routine Plant Tour,Fire Door W/No Latching or Closure Device Discovered.Caused by Personnel Error.Fire Watch re-established & Maintained Until Devices Installed & Door Declared Operable  + (04:16:40, 27 May 2025)
• ML20054G132  + (04:16:42, 27 May 2025)
• 05000289/LER-1982-007-03, /03L-0:on 820505,during long-term Shutdown & Reactor Bldg Purge,Iodine Channel of Radiation Monitor RM-A9 Failed Intermittantly.No Cause Discernable.Quarterly Calibr Performed & Recorder Charts Will Be Monitored Each Shift  + (04:16:44, 27 May 2025)
• 05000321/LER-1982-034-03, During Review of QA Open Item 79-F2-2/120 Fire Doors & Door Frames Identified Having Inadequate Ratings.Fire Watches Had Not Been Established. Fire Watches Established on 820426  + (04:16:47, 27 May 2025)
• 05000321/LER-1982-034, Forwards Updated LER 82-034/03L-1  + (04:16:56, 27 May 2025)

• 05000301/LER-1982-004-01, /01T-0:on 820601,combined Leakage Rate of Type B & C Tests for 1-inch Check Valve in Containment Air Particulate/Gas Radiation Monitor (R11/R12) Exceeded Tech Spec Limit.Caused by Accumulation of Foreign Matter  + (04:17:00, 27 May 2025)

• 05000249/LER-1982-011, Forwards LER 82-011/03X-1  + (04:17:08, 27 May 2025)
• 05000369/LER-1982-033-03, /03L-0:on 820424,during Power Escalation After Startup,Reactor Coolant Loop Temp Dipped Below Tech Spec Min.No Cause Identified.Temp Average Restored within 3 Minutes  + (04:17:12, 27 May 2025)
• 05000302/LER-1982-036-03, /03L-0:on 820514,while Reviewing Responses to Corp Audit Findings,Determined Functional Check for Source Range Instrumentation Audible Counts Not Being Documented Was Reportable Event.Procedure Revised 811113  + (04:17:14, 27 May 2025)
• 05000280/LER-1982-028-03, /03L-0:on 820513,both Charging Pump Svc Water pumps,2-SW-10A & 10B,lost Suction.Caused by Clogged Suction Line Strainer Due to Marine Growth & Increased Use of Svc Water by Chillers  + (04:17:18, 27 May 2025)
• ML20054G046  + (04:17:28, 27 May 2025)
• 05000266/LER-1982-007, Opposes Wi Environ Decade Re LER 82-007.Issues Advanced Re Decontamination Process & Removal of Mechanical Plugs Constitute ill-conceived Attempt to Raise New Issues Unrelated to Case  + (04:17:47, 27 May 2025)
• ML20054F944  + (04:18:00, 27 May 2025)
• IR 05000361/1982012  + (04:18:05, 27 May 2025)
• ML20054F924  + (04:18:07, 27 May 2025)
• TAC:48520  + (04:18:37, 27 May 2025)
• IR 05000213/1982007  + (04:18:43, 27 May 2025)
• 05000331/LER-1982-033-03, /03L-0:on 820511,primary Containment Isolation Valve CV-4306 on Drywell & Torus Purge Supply Line Failed to Close Completely.Caused by Stuck Pneumatic Valve on Air Supply to Valve Operator CV-4306.Valve Cleaned  + (04:18:48, 27 May 2025)
• 05000373/LER-1982-019-03, /03L-0:on 820519,LPCS Injection Valve Permissive Switch 1E21-N006 Found Piped Incorrectly.Caused by Line Reversal on Mechanical Drawing.Piping Error Will Be Corrected.Drawing Change Requested  + (04:18:51, 27 May 2025)
• 05000315/LER-1982-036-03, /03L-0:on 820512,hydrogen Concentration Meter Improperly Indicating During Containment Hydrogen Monitoring Sys Calibr.Caused by Defective Meter.New Meter Ordered & to Be Installed on Receipt  + (04:19:02, 27 May 2025)
• 05000315/LER-1976-045-03, Three Temporary Change Sheets Instituted on 760614 Not Approved Until 760629, Violating Tech Spec.Plant Procedure Modified,Assuring Change Sheet Submittal for Approval at Time of Initiation  + (04:19:04, 27 May 2025)
• 05000305/LER-1982-010-03, During Refueling Outage, Surveillance Testing Indicated RCS Flow Transmitter Out of Calibr.Caused by Instrument Drift.Transmitter Recalibr  + (04:19:08, 27 May 2025)
• 05000305/LER-1982-010, Forwards Updated LER 82-010/03X-1 & LERs 82-012/03L-0 & 82-013/01T-0  + (04:19:12, 27 May 2025)
• 05000315/LER-1982-037-03, /03L-0:on 820520,emergency Diesel Generator Room Cardox Sys Found Isolated W/No Names on Entry Board.Caused by Personnel Error.Incident Will Be Reviewed by Operations Dept Personnel to Emphasize Seriousness of Event  + (04:19:17, 27 May 2025)
• ML20054F725  + (04:19:28, 27 May 2025)
• 05000373/LER-1982-022-03, /03L-0:on 820523,emergency Makeup Train Heater Temp Switch for Control Room HVAC Tripped.Caused by Inadvertent Closure of Tornado Damper Which Blocked All Suction to Train Thus Raising Temp & Tripping Switch  + (04:19:31, 27 May 2025)
• 05000373/LER-1982-024-03, /03L-0:on 820526,fuel Oil Found Leaking from Flange on Flexible Fuel Line Connecting Day Tank to Diesel Fire Pump 0A.Caused by Broken Flexible Fuel Line.Temporary Copper Tube Fuel Line Installed & Pump Tested  + (04:19:41, 27 May 2025)
• IR 05000322/1982010  + (04:19:45, 27 May 2025)
• 05000373/LER-1982-021-03, /03L-0:on 820515,outside Air Radiation Monitor 2D18-K751A Failed High.Caused by Rain Water Seeping Into Circuitry Around Conduit,Junction Boxes or Metal to Metal Interfaces.Detectors Will Be Sealed  + (04:19:51, 27 May 2025)
• 05000254/LER-1982-010-03, /03L-0:on 820519,while Performing Cooling Water Pump Flow Rate Test Quarterly Surveillance Emergency Diesel Generator Cooling Water Pump 1/2 Overheated.Caused by Failed Motor Bearing,Due to Improper Oil Level  + (04:20:01, 27 May 2025)
• 05000373/LER-1982-031-01, /01T-0:on 820528,while Performing Turbine Stop Valve Test,Lead Accidentally Grounded,Tripping Reactor Protection Sys Bus A.Isolation Dampers Would Not Close. Caused by Override of Damper Trip Signals  + (04:20:04, 27 May 2025)