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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

• 05000335/LER-1982-017-03, /03L-0:on 820506,dose Equivalent I-131 Exceeded Tech Spec Limit.Caused by 135 Days of Continuous Power Operation.Limit Exceeded for 28-h,19 Minutes  + (04:26:48, 27 May 2025)
• 05000244/LER-1982-013, Forwards LER 82-013/01T-0  + (04:26:49, 27 May 2025)
• 05000280/LER-1982-025-03, /03L:on 820509,control Room Operator Overfilled B Accumulator Beyond Upper Tech Spec Limit.Caused by Operator error.HCV-2852B Opened to Drain Accumulator Tank to Tech Spec Limits  + (04:26:50, 27 May 2025)
• 05000280/LER-1982-063-03, /03L:on 820330,circuit Breakers for Heat Tracing Panels 8 & 9,circuits 7,found Inoperable.Caused by Mechanical Failure in One Breaker.Defective Breaker Replaced & Other Circuit Breaker Reset  + (04:26:53, 27 May 2025)
• 05000321/LER-1982-050-03, /03L-0:on 820514,w/unit Shut Down & in Refuel Mode Due to Solvent Intrusion,Intermediate Range Monitor Functional test,HNP-1-3052 Performed 34-h Late.Caused by Personnel Error.Test Performed Satisfactorily  + (04:26:59, 27 May 2025)
• 05000335/LER-1982-018-03, /03L-0:on 820503,reactor Protection Sys Steam Generator Level Channel Bypassed During Power Operation Due to Erroneous Indication of High Level on Channel C.Caused by Instrument Root Isolation Valve Packing Leak.Valve Repack  + (04:27:00, 27 May 2025)
• 05000302/LER-1982-035-03, /03L-0:on 820506,while Performing Control Rod Exercise Surveillance,Control Rod 7,group 3 Absolute Position Indication Failed to Indicate Motion.Caused by Faulty Reed Switch.Position Indication Tube Replaced  + (04:27:01, 27 May 2025)
• 05000333/LER-1981-071, Forwards LER 81-071/03X-1  + (04:27:09, 27 May 2025)
• 05000321/LER-1982-049-01, /01T-0:on 820517,fuel Loading Performed W/O All Control Rods Fully Inserted.Caused by Second Shift Resuming Operations W/O Knowing First Shift Suspended Operations Due to Inability to Insert Rods.Procedure to Be Revised  + (04:27:14, 27 May 2025)
• 05000260/LER-1982-013, Forwards Updated LER 82-013/03X-1  + (04:27:15, 27 May 2025)
• 05000328/LER-1982-060-03, /03L-0:on 820506,at 30% Power,One Lower Containment Airlock Door Would Not Close.Caused by Broken Follower Bearing.Bearing Replaced & Door Secured Properly. Bearing Failure Probably Due to Heavy Use During Const  + (04:27:22, 27 May 2025)
• 05000321/LER-1982-048-03, /03L-0:on 820512,no Senior Reactor Operator on Refueling Floor During Low Power Range Monitor Changeout. Caused by Failure of Personnel to Recognize Operation as Core Alteration.Practice Discontinued  + (04:27:25, 27 May 2025)
• 05000328/LER-1982-057-03, /03L-0:on 820507,at 100% Power,One Steam Generator Narrow Range Level indicator,2-LI-3-107,declared Inoperable Due to Loss of Power to Instrumentation Loop.Caused by Improperly Installed Fuse in Relay Rack.Fuse Reinstalled  + (04:27:30, 27 May 2025)
• 05000368/LER-1982-011-99, /99X-0:on 820415,at 100% Full Power,Leak Found Inside Containment in B Steam Generator Blowdown Line Between Valve 2CV-1065 & Containment Penetration 2P-64. Caused by Erosion Due to Steam/Water Impingement on Piping  + (04:27:31, 27 May 2025)
• 05000366/LER-1982-046-03, /03L-0:on 820510,during Refueling,Reactor Bldg Vent Radiation Monitor Indicator & Trip Unit 2D11-K609D Failed Upscale.Caused by Failure of Dc Amplifier Board, 129B3601 Due to Current Surge  + (04:27:32, 27 May 2025)
• 05000366/LER-1982-049-01, /01T-0:on 820520,four Sliding Links in Panels 2H11-P617 & P618 Found Open,Thus Negating All Autostart Capability of a & B RHR-LPCI Pumps.Cause Unknown.Links Closed.Backup Sys Operable.Considered Isolated Event  + (04:27:35, 27 May 2025)
• 05000348/LER-1982-020-03, /03L-0:on 820504,snubber 2MS-R-530 Declared Inoperable Since Reservoir Devoid of Fluid.Caused by Fluid Leak on Improperly Installed O Rings.O Rings Replaced & Snubber Declared Operable  + (04:27:42, 27 May 2025)
• 05000339/LER-1982-021-03, /03L-0:on 820506,operable Borated Water Source Boron Concentration Found Lower than Allowable.Caused by Source Being Diluted by Using Approved Jumper from Boron Recovery Test Tank,Which Was Not Borated  + (04:27:44, 27 May 2025)
• 05000339/LER-1982-017, Forwards Updated LER 82-017/03X-1  + (04:27:45, 27 May 2025)
• 05000338/LER-1981-090, Forwards Updated LER 81-090/99X-1  + (04:27:52, 27 May 2025)
• 05000321/LER-1982-038-03, /03L-0:on 820430,contamination Found Outside Northeast Corner of Turbine Bldg.Caused by Water Backing Into Discharge of Low Pressure Air Blower During Backwash of Condensate Demineralizer Vessel.Procedure Revised  + (04:27:55, 27 May 2025)
• 05000339/LER-1982-019-03, /03L-0:on 820511,w/2H Emergency Diesel Generator (EDG) Inoperable,Differential Current Protection Relay Found Inoperable on 2J Edg.Caused by de-energizing of Differential Current Protection Curcuit for 2J Diesel Output Break  + (04:27:57, 27 May 2025)
• 05000336/LER-1982-014-03, /03L-0:on 820506,outer Personnel Airlock Door Failed Zero Leakage Test.Caused by Door Pinching Gasket Seal When Attempts Made to Seal Door Tightly.Gasket Replaced & Personnel Instructed Not to Apply Excessive Force  + (04:27:58, 27 May 2025)
• 05000333/LER-1981-059, Forwards LER 81-059/03X-1  + (04:28:06, 27 May 2025)
• IR 05000334/1982005  + (04:28:11, 27 May 2025)

• 05000338/LER-1982-010, /03L-0:on 820505,valves MOV-FW-154A,B & C & TV-1884A,B & C Found W/Identical Control Circuits as Reported in LER 82-010 for Unit 2.Design Permits Operator to Open Valves W/O Resetting Phase a Isolation Signal  + (04:28:20, 27 May 2025)

• 05000267/LER-1982-017-03, /03L-0:on 820512,total Primary Coolant Oxidants Exceeded Tech Spec.Caused by Prolonged Maint Outage Allowing Power Operated Relief Valve Depressurization.Offgassing of Core Moisture/Oxidants Resulted When Plant Returned to S  + (04:28:24, 27 May 2025)
• 05000272/LER-1982-028, Forwards Corrected LER 82-028/03L-0  + (04:28:30, 27 May 2025)
• 05000247/LER-1982-012-03, /03L-0:on 820309,boron Injection Tank Level Channel 944E Signal Drifted Down to 48% Level.Caused by Solidification of Boric Acid in Instrument Impulse Line Resulting in Erroneous Indication Level.Line Cleared  + (04:28:59, 27 May 2025)
• IR 05000293/1981024  + (04:29:04, 27 May 2025)
• IR 05000333/1981010  + (04:29:31, 27 May 2025)
• 05000361/LER-1982-010-01, /01T-0:on 820401,during Mode 5 Following Fuel Loading,Fire Barrier Insp Revealed That Earlier Insp Failed to List Breeches in Fire Barries Completely.Caused by Misunderstanding.Personnel Reinstructed  + (04:29:34, 27 May 2025)
• ML20054E134  + (04:29:37, 27 May 2025)
• 05000333/LER-1982-012-03, /03L-0:on 820316,during Normal Operation,Two Damaged Snubbers Discovered on Fuel Pool Cooling to RHR Return Line.Cause Undetermined.Investigation Continuing  + (04:29:45, 27 May 2025)
• 05000336/LER-1982-007, Forwards LER 82-007/03L-0  + (04:29:51, 27 May 2025)
• 05000277/LER-1982-008, Forwards Revised LER 82-008/01X-1.Detailed Event Analysis Encl  + (04:29:59, 27 May 2025)
• 05000361/LER-1982-006, Forwards LER 82-006/99X-0.Detailed Event Analysis Submitted  + (04:30:02, 27 May 2025)
• 05000333/LER-1982-013-03, /03L-0:on 820319,surveillance Revealed Rod Block Monitor a Out of Calibr in Nonconservative Direction.Trip Point Exceeded Limits.Caused by Instrument Drift.Monitor a Adjusted to Bring Trip Point within Tech Spec Limits  + (04:30:08, 27 May 2025)
• 05000219/LER-1982-015-03, /03L-0:on 820315,during Offgas Holdup Valve Isolation Test,Timer RN28 Timed Out 28-s in Excess of Tech Spec Limit.Caused by Instrument Drift.Timer Reset. Surveillance Test Will Be Performed Prior to Every Startup  + (04:30:18, 27 May 2025)
• 05000333/LER-1981-011, Forwards LER 81-011/03X-1  + (04:30:28, 27 May 2025)
• IR 05000250/1982014  + (04:30:39, 27 May 2025)
• IR 05000445/1981012  + (04:31:05, 27 May 2025)
• 05000313/LER-1982-009-01, /01T-0:on 820401,nondestructive Exam of HPI Nozzles Indicated Defects Associated W/A,B & D Nozzles.Task Force of B&W Owners Group Set Up to Determine Cause & Propose long-term Corrective Actions  + (04:31:10, 27 May 2025)
• A02072, Forwards Exercise Controller Manual for 820319 Exercise of Emergency Plans  + (04:31:32, 27 May 2025)
• IR 05000335/1981013  + (04:33:46, 27 May 2025)
• IR 05000259/1981034  + (04:34:04, 27 May 2025)
• NUREG-0397, Forwards Performance Appraisal Section Mgt Plan for 820419- 23,26-30 & 0510-13.Insps Are Integral Part of Revised NRC Insp Program Described in NUREG-0397 & Approved by NRC in June 1977  + (04:34:14, 27 May 2025)
• 05000272/LER-1981-092-01, /01T-0:on 811020,during Routine Containment Insp, Operator Discovered Svc Water Leaking from Third from Top Secondary Coil on Containment Fan Coil Unit 15.Caused by Secondary Coil Failure.Leaking Coil Blank Flanged Off  + (04:35:19, 27 May 2025)
• 05000271/LER-1981-026-03, /03L-0:on 811005,during Weekly Review of Surveillance Test Data,Discovered That Max Monthly Interval for Functional Test of Atws/Rpt Sys Exceeded by 4 Days. Caused by Oversight in Scheduling  + (04:35:20, 27 May 2025)
• NUREG-0775, Responds to .Earlier Ltrs Commenting on Des Were Responded to in FES,NUREG-0775.Status of Proceedings Re Permanent Disposal of High Level Waste Discussed  + (04:36:17, 27 May 2025)
• ML20054D406  + (04:36:23, 27 May 2025)