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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

• NUREG-0878, Forwards Fes (NUREG-0878).W/o Encl  + (03:51:29, 27 May 2025)
• 05000373/LER-1982-026, Forwards LER 82-026/03L-0.Detailed Event Analysis Encl  + (03:52:01, 27 May 2025)
• 05000373/LER-1982-023-03, /03L-0:on 820524,piston Seal on Damper Actuator Failed to Operate in Control Room Emergency HVAC Sys.Caused by Personnel Failure to Adequately Review Degraded Equipment Log.Other HVAC Train Repaired & Parts Ordered for Dampe  + (03:52:07, 27 May 2025)
• 05000315/LER-1982-043-03, /03L-0:on 820523 & 24,1-WMO-702,W Essential Svc Water Discharge Valve,Failed to Operate During Surveillance Test.Caused by Buildup of Corrosion Products.Model PR20 150B (Drawing 5-6073) Replaced W/Pratt Valve  + (03:52:10, 27 May 2025)
• 05000373/LER-1982-027-03, /03L-0:on 820526,blowdown Valve House Radiation Monitor Failed.Probably Caused by Either Loss of Power or High Voltage Surge to Radwaste Effluent Monitor.High Voltage Button in Radwaste Effluent Monitor Reset.Procedure Revis  + (03:52:14, 27 May 2025)
• IR 05000423/1982004  + (03:52:25, 27 May 2025)
• IR 05000295/1982003  + (03:52:27, 27 May 2025)
• 05000373/LER-1982-038-01, /01T-0:on 820609,reactor Vessel Water Low Level Channel Placed in Trip Position After Over 24-h W/Inoperable Switch.Caused by Misinterpretation of Tech Specs.Tech Specs Will Be Reviewed by Operating Personnel  + (03:52:28, 27 May 2025)
• 05000336/LER-1982-017-03, /03L-0:on 820526,at 100% power,1800 Computer Processing Unit Declared Inoperable Because of Inability to Write Into Display Storage Address Register.Caused by Failure of Circuit Card.Card Replaced  + (03:52:30, 27 May 2025)
• ML20054J685  + (03:52:42, 27 May 2025)
• 05000373/LER-1982-028-03, /03L-0:on 820526 & 0601,audits Revealed Temporary Procedure Changes 45-82 & 40-82 Not Signed by Station Superintendent.Caused by Improper Filing & Processing. Procedure Revised  + (03:52:44, 27 May 2025)
• IR 05000334/1982008  + (03:52:45, 27 May 2025)
• 05000311/LER-1982-042-03, /03L-0:on 820518,number 21 Operational Temp Channel Trip Actuated Higher than Tech Specs.Caused by Failure of Contacts on lead/lag-derivative Switch to Complete Trip Circuit.Contacts Cleaned  + (03:53:04, 27 May 2025)
• 05000346/LER-1982-024-03, /03L-0:on 820522,discharge Valve Mu 348 from Boric Acid Pump 1-1 Found in Closed Position.Caused by Personnel Error.Operators Counseled & Maint for Check Valves Reviewed  + (03:53:07, 27 May 2025)
• 05000373/LER-1982-030-03, /03L-0:on 820531,particulate & Iodine Not Sampled for 7-h When RCT Failed to Return Station Stack Wide Range Monitor Sample Valve Lineup to Normal Position After Grab Sampling for Noble Gas.Rct Retrained  + (03:53:08, 27 May 2025)
• 05000373/LER-1982-046-01, /01T-0:on 820609,both Emergency Makeup Trains Disabled.A Train Inoperable Due to Improper Installation of Detector Paper Causing High Ammonia Signal.B Train Inoperable Due to Bent Linkage.Sys Mod Effected  + (03:53:40, 27 May 2025)
• IR 05000244/1980016  + (03:53:49, 27 May 2025)
• 05000285/LER-1982-003, Forwards LER 82-003/03L-1  + (03:53:56, 27 May 2025)
• 05000336/LER-1982-016-01, /01T-0:on 820607,12-inch Ductile Cast Iron Cement Lined Underground Fire Main Broke on Const Site,Causing Both Fire Protection Storage Tanks to Fall Below Min Requirement. Cause Not Determined.Break Isolated & Tanks Refilled  + (03:54:01, 27 May 2025)
• 05000316/LER-1982-048-03, /03L-0:on 820524,safety Stop Pin in Track of Pressurizer Heater Transformer Room Overhead Door Discovered.Caused by Personnel Error.Pin Removed.Ltr Sent to All Personnel Re Proper Use of Pins  + (03:54:22, 27 May 2025)
• B10421, Third Interim Deficiency Rept Re Min Charging Pump Flow Design,Initially Reported on 800614.Util Is Evaluating Proposal by Westinghouse to Upgrade Automatic Actuation of Power Operated Relief Valve.Final Rept by 820618  + (03:54:44, 27 May 2025)
• 05000278/LER-1982-008, Forwards LER 82-008/01T-0.Detailed Event Analysis Submitted  + (03:54:52, 27 May 2025)
• ML20054J324  + (03:55:09, 27 May 2025)
• 05000219/LER-1982-028-03, /03L-0:on 820513,pump Breaker Permissive Switch Placed in Off Position in Response to Vibration Readings in Required Action Range,Rendering Core Spray Pump NZ01A Inoperable.Cause Not Determined.Sys Retested  + (03:55:16, 27 May 2025)
• 05000219/LER-1982-027-03, /03L-0:on 820512,during Routine Visual Insp,Oil Puddle Discovered Below Liquid Poison Pump B.Caused by Plugged Stuffing Box 1-inch Drain.Pump Tagged Out,Oil Changed & Drain Cleared  + (03:55:19, 27 May 2025)

• 05000317/LER-1982-026-03, /03L-0:on 820517,during Mode 6 Operation,Loss of Shutdown Cooling Flow Experienced When Operating Low Pressure Safety Injection Pump 11 Breaker Opened.Cause Undetermined.Motor Supply Breaker Alignment Check Performed  + (03:55:29, 27 May 2025)

• 05000334/LER-1982-019-03, /03L-0:on 820521,pin Hole Leak Discovered in Expansion Joint on River Water Discharge of Recirculation Spray Heat Exchanger 1B.Cause Under Investigation.Expansion Joint Replaced  + (03:55:32, 27 May 2025)
• 05000334/LER-1982-017, Forwards LER 82-017/01T-0  + (03:55:45, 27 May 2025)
• 05000318/LER-1982-025-01, /01T-0:on 820602,emergency Diesel Generators 21 & 12 Tripped on Loss of Field & Declared Inoperable. Caused by Voltage Drift.Emergency Diesel Generator Voltage Regulator Assembly Replaced  + (03:55:48, 27 May 2025)
• IR 05000254/1982007  + (03:57:16, 27 May 2025)
• TAC:45672  + (03:57:24, 27 May 2025)
• TAC:48436  + (03:57:36, 27 May 2025)
• ML20054H786  + (03:58:04, 27 May 2025)
• 05000338/LER-1982-038-03, /03L-0:on 820517 & 20,fire Door 571-17 Between 1J Emergency Diesel Generator Room & Turbine Bldg Declared Inoperable.Caused by Sticking Latch & Loose Adjustment Set Screw in Closure Mechanism.Latch Lubricated  + (03:58:07, 27 May 2025)
• 05000373/LER-1982-033-03, /03L-0:on 820605,excessive Leakage Found in 1B RHR Svc Water Radiation Monitor Sample Pump Housing. Caused by Damaged O-ring on Sample Pump housing.O-ring Replaced & Tested Satisfactorily  + (03:58:16, 27 May 2025)
• IR 05000245/1982001  + (04:02:20, 27 May 2025)
• 05000296/LER-1982-020-03, /03L-0:on 820523,control Rod Drive (CRD) 46-15 Failed to Scram & CRD 54-47 Had 90% Scram Insertion Time of 8.02-s,failing to Meet Tech Spec 3.3.C Criteria.Caused by Incorrectly Rebuilt Pilot Valves.Valves Reassembled  + (04:02:28, 27 May 2025)
• 05000339/LER-1982-028-03, /03L-0:on 820529,power Supply Breaker Inside Recirculation Spray Pump Failed to Operate During Emergency Bus Loss of Power Test.Caused by Misalignment of Motor Protection Circuit Switch.Switch Readjusted  + (04:02:33, 27 May 2025)
• 05000316/LER-1982-047-03, /03L-0:on 820603,insp Revealed That Installation of Valve Control 2-ABV-A Did Not Conform to Design Drawing. Caused by Inadequate Installation During Const.Emergency Mod Initiated  + (04:02:37, 27 May 2025)
• 05000296/LER-1981-062, Forwards Updated LER 81-062/03X-1  + (04:02:40, 27 May 2025)
• 05000338/LER-1982-040-03, /03L-0:on 820525,pressure in Nitrogen Reservoir for Pressurizer Power Operated Relief Valve (PORV) PCV-1455C Dropped Below Required Min Pressure.Caused by Leakage in PORV Nitrogen Supply Sys.Sys Will Be Modified  + (04:02:43, 27 May 2025)
• 05000316/LER-1982-046-03, /03L-0:on 820520,west Centrifugal Charging Pump Removed from Svc to Repair Leaking 1/2-inch Threaded Seal Water Line Elbow at Inboard Mechanical Seal Hx.Cause of Leak Undetermined.Fitting Removed & Threads Cleaned  + (04:02:44, 27 May 2025)
• 05000338/LER-1982-033-03, /03L-0:on 820525,w/unit in Mode 5,fire Door M80-1 Between Rod Control Room & Outside Found Blocked Open W/O Fire Watch.Door Blocked by Air & Electrical Lines.Blocks Removed & Door Closed  + (04:02:49, 27 May 2025)
• 05000296/LER-1982-024-03, /03L-0:on 820523,during Startup testing,5% Average Insertion Time for All Control Rods Exceeded & 11 2x2 Arrays Failed to Meet 5% Insertion Time for Fastest 3 Rods.Cause Undetermined  + (04:02:51, 27 May 2025)
• IR 05000373/1981030  + (04:02:52, 27 May 2025)
• 05000327/LER-1982-067-03, /03L-0:on 820521,diesel Generator 1B-B Declared Inoperable When 120-volt Control Power Fuses Blew During Replacement of Bulb in Control Board.Caused by Shattered Bulb Glass Shorting Filaments.Fuses & Bulbs Replaced  + (04:02:54, 27 May 2025)
• 05000338/LER-1982-035-03, /03L-0:on 820517,2B Fuel Oil Storage Sys for Emergency Diesel Generators Found Below Tech Spec Limits. Caused by Slow Flow Rate from Transfer Line to Day Tank. Filling Rate to 2B Tank Increased  + (04:02:57, 27 May 2025)
• TAC:45202  + (04:02:57, 27 May 2025)
• TAC:12672  + (04:03:01, 27 May 2025)
• 05000366/LER-1982-057-03, /03L-0:on 820527,containment Hydrogen Peroxide Analyzer Found Inoperable.Caused by Component Failure. Analyzer Internal Sampling Flow Components Failed to Maintain Correct Flow.Sample Pump Repaired  + (04:03:23, 27 May 2025)
• 05000305/LER-1982-015-03, /03L-0:on 820518,while Trying to Borate RCS During Physic Testing,No Boric Acid Flow Obtained Through Blender Due to freeze-up in Boric Acid Tank to Blender Line at Valve CVC-401.Old Heat Tracing Tape Replaced  + (04:03:39, 27 May 2025)