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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
- 05000285/LER-1982-011-01, /01T-0:on 820521,blowdown Sampling Line for Steam Generator B Inboard Containment Isolation Valve HCV-2507A Found Closed Resulting in Failure to Monitor for Radioactivity.Caused by Inadvertent Closing of Valve + (05:03:19, 27 May 2025)
- ML20053E825 + (05:03:23, 27 May 2025)
- PNO-IV-82-024, on 820605,while at 15% Reactor Power,Loss of Three Essential 480-volt Buses Occurred.Both Emergency Diesel Generators Started & Sequential Loading Occurred Automatically.Reactor Scrammed Manually + (05:03:25, 27 May 2025)
- 05000311/LER-1982-033-03, /03L-0:on 820424,control Room Emergency Air Conditioning Sys Fan 21 Tripped & Would Not Start.Caused by Failed Overload Contactor.Contactor Replaced + (05:03:26, 27 May 2025)
- 05000368/LER-1982-015-03, /03L-0:on 820428,discharge Control Valve 2CV-1036 from Emergency Feedwater Pump B (2P-7B) to Steam Generator B (2E-24B) Failed to Close.Cause Not Determined.Valve Manually Tripped,Recycled & Returned to Svc + (05:03:28, 27 May 2025)
- ML20053E815 + (05:03:29, 27 May 2025)
- 05000368/LER-1982-015, Forwards LER 82-015/03L-0 + (05:03:31, 27 May 2025)
- ML20053E808 + (05:03:33, 27 May 2025)
- 05000285/LER-1982-012-01, /01T-0:on 820519,auxiliary Feedwater Sys Design & Configuration Found Inadequate to Withstand Loss of Onsite Power W/Subsequent Steam Supply Line to Feedwater Pump FW-10 Failure.Pump FW-6 Not Designed for Harsh Environ + (05:03:34, 27 May 2025)
- ML20053E803 + (05:03:36, 27 May 2025)
- ML20053E751 + (05:03:56, 27 May 2025)
- ML20053E738 + (05:04:00, 27 May 2025)
- ML20053E729 + (05:04:13, 27 May 2025)
- 05000206/LER-1982-004, Provides Addl Info for LER 82-004 Re Injection of Sodium Hypochlorite Into Cooling Water Sys Above Allowable Limit, Initially Reported 820204.Sys Components Found to Function Correctly.Sys Will Be Continuously Monitored + (05:04:39, 27 May 2025)
- AECM-82-237, Forwards Status of Concerns Re Design of Mark III Containment,As Result of 820527 Meeting of Util,Ge & Bechtel.Requests Issuance of Low Power OL + (05:04:57, 27 May 2025)
- ML20053E598 + (05:05:00, 27 May 2025)
- 05000361/LER-1982-016-01, /01L-0:on 820516,during Mode 4 Operation,Two Inverters to Vital Buses de-energized Simultaneously. Followup Rept Will Be Provided by 820615 + (05:05:08, 27 May 2025)
- 05000361/LER-1982-016, Forwards LER 82-016/01L-0.Detailed Event Analysis Submitted + (05:05:09, 27 May 2025)
- TAC:10142 + (05:05:59, 27 May 2025)
- 05000316/LER-1982-042-03, /03L-0:on 820428,low Pressure Alarm XPA-153 for Emergency Air Supply to NRV-153 Actuated at 628 Psig.Cause Not Stated.Setpoint re-evaluated + (05:06:18, 27 May 2025)
- IR 05000322/1982004 + (05:07:01, 27 May 2025)
- 05000373/LER-1982-004-03, /03L-0:on 820422,sealing Tubing Under Reactor Bldg Trackway Doors Found Partially Pulled Out.Cause Undetermined.Tubing Replaced.Doors Locked Closed W/Shift Engineer Maintaining Control Over Key + (05:07:10, 27 May 2025)
- IR 05000010/1982004 + (05:07:20, 27 May 2025)
- IR 05000358/1981027 + (05:07:37, 27 May 2025)
- 05000373/LER-1982-014-03, /03L-0:on 820501,station Stack Flow Recorder Reading Low.Caused by Flow Transmitter Failure.Validyne P232 Flow Transmitter Replaced + (05:07:42, 27 May 2025)
- 05000311/LER-1982-034-03, /03L-0:on 820501,during Routine Operation,Snubber S23FWSN15A Seized & Declared Inoperable.Cause Under Investigation.Snubber Replaced + (05:07:47, 27 May 2025)
- 05000373/LER-1982-018-03, /03L-0:on 820504,ultraviolet Fire Detectors to Refuel Floor de-energized to Prevent Damage While Completing Welding on Reactor Side.Welding Completed & Fire Detectors Back in Svc on 820514 + (05:08:02, 27 May 2025)
- 05000286/LER-1982-003-01, /01T-0:on 820415,during Cold Shutdown for Refueling Outage,Surveillance Test 3PC-R4 Indicated That Pressure Transmitters PT-456,PT-457 & PT-474 Were Out of Spec.Transmitters Calibr + (05:08:12, 27 May 2025)
- 05000237/LER-1982-015-03, /03L-0:on 820511,during Quarterly Surveillance of Msivs,Valve 203-1D Had 2.9-s Closure Time.Caused by Timing Mechanism Drift.Valve Readjusted & Tested Satisfactorily + (05:08:13, 27 May 2025)
- 05000305/LER-1982-011-03, /03L-0:on 820428,RCS Temp Transmitter Calibr Was in Excess of Tech Spec Limit.Caused by Instrument Drift. Transmitter Recalibr & Tested Satisfactorily + (05:08:17, 27 May 2025)
- 05000338/LER-1982-029-03, /03L-0:on 820430,fire Doors Between Unit 2 Control Room Chiller Air Handling Rooms Would Not Close & Latch Automatically.On 820505,fire Door Between 1J Emergency Diesel Generator Room & Turbine Bldg Would Not Latch + (05:08:50, 27 May 2025)
- 05000311/LER-1982-032-03, /03L-0:on 820428,steam Generator Feedwater Pump 21 Tripped,Causing Axial Flux to Go Outside Target Band.Control Rod Low Low Insertion Limit Alarm Received.Caused by Attempted Sabotage + (05:08:52, 27 May 2025)
- 05000296/LER-1982-016-03, /03L-0:on 820428,EECW Pump A3 Did Not Automatically Start When Diesel Generator 3D Started. Caused by Wiring Error on Relay TD2A on 4-kV Shutdown Board 3EA.Relay Replaced.Personnel to Be Retrained + (05:09:03, 27 May 2025)
- 05000254/LER-1982-009-03, /03L-0:on 820430,significant Amount of Water Found in Bearing Oil Reservoir of 1-1001-65C RHR Sys Svc Water Pump.Caused by Leaking Seal Packing,Due to Normal Packing Wear.Reservoir Changed & Seals Repacked + (05:09:16, 27 May 2025)
- 05000311/LER-1982-029-01, /01P-0:svc Water Leak Discovered Inside Containment Bldg on Containment Fan Coil Unit 21.Leak Rate Was 100 Gallons Per Minute.Investigation in Progress + (05:09:21, 27 May 2025)
- 05000272/LER-1982-025-03, /03L-0:on 820501,steam Generator Wide Range Level Indication 13 Failed Low.Caused by Piece of Solid Wire Shorting Instrument Signal Lead to Conductor Shield.Wire Removed & Channel Satisfactorily Tested + (05:09:24, 27 May 2025)
- 05000321/LER-1982-039-03, /03L-0:on 820428,during Shutdown & Performance of HNP-1-3052,intermediate Range Monitor Failed to Yield Half Scram When Tripped.Caused by Detector Drift.Correct Point to Jumper Identified & Corrected + (05:09:27, 27 May 2025)
- IR 05000259/1981037 + (05:09:37, 27 May 2025)
- 05000315/LER-1982-030-04, /04L-0:on 820503,flow Indicator (SFR-201) for Turbine Gland Seal Leakoff Failed Low.Caused by Excessive Moisture on Sensing Element of Flow Indicating Probe. Moisture Removed & Probe Reinstalled + (05:09:48, 27 May 2025)
- 05000251/LER-1982-006-01, /01T-0:on 820509,boron Concentration Found Lower than Min Allowable Concentration During Routine Chemical Analysis of Boron Injection Tank Sample.Caused by Plugging of Normal Recirculation Supply Line + (05:10:19, 27 May 2025)
- 05000339/LER-1982-020-03, /03L-0:on 820425,during Mode 6,containment Particulate & Gaseous Activity Detectors Removed from Svc W/O Securing Containment Purge & Exhaust Sys.Caused by Surpervisor Error.Supervisor Reinstructed + (05:10:21, 27 May 2025)
- 05000328/LER-1982-052-03, /03L-0:on 820426,during Full Power,Ice Condenser Intermediate Deck Doors Beneath Air Handling Unit 9B Discovered Frozen Closed.Caused by Improper Installation of Unit Drain Pan.Ice Removed from Doors & Drain Pan + (05:10:23, 27 May 2025)
- 05000366/LER-1982-038-03, /03L-0:on 820422,relay Logic Between PCIS R/F & Reactor Bldg High Radiation Override Switches Found Reversed During HNP-2-3260.Caused by Erroneously Assigned Name Plates for Individual Switches.Dcr 82-59 Implemented + (05:10:27, 27 May 2025)
- 05000285/LER-1982-010-03, /03L-0:on 820430,during Routine Operations,Reactor Protection Sys a Channel Trip Unit 3 (Reactor Coolant Flow) Setpoints Drifted Out of Spec in Nonconservative Direction. Caused by Faulty Negative 15-volt Power Supply + (05:10:31, 27 May 2025)
- 05000366/LER-1982-044-03, /03L-0:on 820428,during Refueling,Rhr Svc Water Pump 2E11-C001C Failed to Meet Rated Flow Requirements. Caused by Foreign Debris Caught in Pump.Pump Disassembled, Cleaned,Rebuilt & Successfully Retested Per HNP-2-3167 + (05:10:33, 27 May 2025)
- 05000338/LER-1982-028-03, /03L-0:on 820429,30 & 0501,middle Level Corner Support Temp (TI-AM-111A-2) for a Steam Generator Fell Below 225 F.Caused by Condensation from Control Rod Drive Mechanism Shroud Cooler Due to Secondary Steam Leakage + (05:10:35, 27 May 2025)
- 05000296/LER-1982-019-03, /03L-0:on 820412,channel B Containment Atmospheric Monitor FIC 76-104 Discovered Not Indicating Flow Rendering Hydrogen Analyzer B Inoperable.Caused by Failure of Solenoid Assembly Fsv 76-65 Due to Excessive Moisture Buildup + (05:10:38, 27 May 2025)
- 05000366/LER-1982-042-03, /03L-0:on 820427,RHR & RHR Svc Water Flow Indicator for Loop a Found Inoperable.Caused by Loose Spring Clips on Fuse Block Energizing Loop.Spring Clips Tightened & Flow Indicators Returned to Svc + (05:10:42, 27 May 2025)
- IR 05000302/1981008 + (05:10:44, 27 May 2025)
- 05000325/LER-1982-049-03, /03L-0:on 820504,primary Containment Atmosphere Oxygen analyzer,1-CAC-AT-1263-2,showed Erratic Indication of Drywell Oxygen Concentration.Caused by Ice Formation in Analyzer Air Dryer.Dryer Defrosted & Model F3M3 Calibr + (05:10:47, 27 May 2025)
- IR 05000443/1982002 + (05:10:49, 27 May 2025)