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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

• 05000265/LER-1991-002-01, :on 910119,HPCI Steam Exhaust Check Valve Exceeded Tech Spec Leakage Rate.Caused by Degradation of Nordel Elastomer Valve Seat.Valve Replaced W/New Valve Containing Design Improvements  + (14:57:29, 16 December 2024)
• ML20070C615  + (14:57:30, 16 December 2024)
• 05000498/LER-1991-003, :on 910127,high Alarm on Radiation Monitor RT-8034 Resulted in ESF Actuation of Control Room Ventilation Sys.Cause Unknown.Sample Pump for Radiation Monitor Relaced  + (14:57:34, 16 December 2024)
• ML20070C612  + (14:57:35, 16 December 2024)
• PY-CEI-NRR-1819, Outlines Actions Being Taken to Assure That Plant Design Mod Installed During Fourth Refueling Outage (RF04) Acceptable, to Address NRC Concerns Presented at NRC Insp on 940509-0610 Exit Meeting  + (14:57:41, 16 December 2024)
• 05000327/LER-1982-131-03, /03L-0:on 821109,during Mode 6,nuclear Instrumentation Sys Source Range Detector N-32 Declared Inoperable Due to Spiking.Caused by Heat Gun Used in Work on Penetration Junction Boxes.Penetration Work Suspended  + (14:57:43, 16 December 2024)
• ML20070C602  + (14:57:44, 16 December 2024)
• ML20070C598  + (14:57:45, 16 December 2024)
• 05000327/LER-1982-131, Forwards LER 82-131/03L-0  + (14:57:46, 16 December 2024)
• ML20070C593  + (14:57:46, 16 December 2024)
• 05000289/LER-1982-015-03, /03L-0:on 821103,1.5-inch Irregular Diameter Hole Found in Floor Fire Barrier Penetration Seal.Caused by Unsealed Opening.Fire Watch Posted.Seal Repaired on 821109  + (14:57:49, 16 December 2024)
• JAFP-82-1179, Suppls 820430 Response to NRC Re Violations Noted in IE Health Physics Appraisal Rept 50-333/80-20. Requests Completion Date for Radiation Protection Procedures Be Extended to 821231  + (14:57:50, 16 December 2024)
• ML20070C574  + (14:57:51, 16 December 2024)
• ML20070C571  + (14:57:51, 16 December 2024)
• ML20070C563  + (14:57:52, 16 December 2024)
• 05000263/LER-1993-009-01, :on 930826,draftsman Discovered Unmarked Computer Diskette Containing Safeguards Info Drawings on Desk.Caused by Inadequate Safeguard Controls Procedures. Heightened Security Measures Implemented  + (14:57:55, 16 December 2024)
• 05000289/LER-1982-015, Forwards LER 82-015/03L-0  + (14:57:56, 16 December 2024)
• 05000265/LER-1993-021-01, :on 930824,EDG Relay & Metering Panel & Excitation Cabinet Found Not Seismically Attached to Structure.Caused by Inadequate Written Communication & Equipment Design.Panel & Cabinet Repaired  + (14:57:58, 16 December 2024)
• ML20070C555  + (14:57:59, 16 December 2024)
• 05000265/LER-1993-024-01, :on 931202,during Instrument Surveillance,Rx Low Level Scram Received.Caused by Stainless Steel Particles Inside Isolation Valve.Valve Design Reconfiguration & Inclusion in Maint Schedule Considered  + (14:58:01, 16 December 2024)
• 05000328/LER-1982-133-03, /03L-0:on 821109,steam Generator 4 Level Channel LT-3-110 Declared Inoperable Due to Failing High While in Mode 1.Caused by Faulty Transistor.Transistor Replaced  + (14:58:04, 16 December 2024)
• ML20070C521  + (14:58:05, 16 December 2024)
• 05000334/LER-1994-005-01, :on 940601,transformer Fault Initiated Voltage Disturbance on Electrical Grid Which Caused Relay Actuation Due to single-phase Insulating Bushing Failure.Completed Outage Repairs & Testing Activities  + (14:58:06, 16 December 2024)
• 05000278/LER-1993-007, :on 930820,identified That Stated Surveillance Test Not Performed Prior to Exceeding TS Out of Surveillance Date,Resulting in Violation on 930808.Caused by Inadequate Review.Personnel to Be Counselled  + (14:58:08, 16 December 2024)
• 05000325/LER-1982-133-03, /03L-0:on 821105 & 07,diesel Low Oil Pressure Trip Occurred.Caused by Intermittent Failures of Diesel Low Lube Oil Pressure Start Time Relay.Relay Replaced & Generator Quick Started  + (14:58:10, 16 December 2024)

• 05000412/LER-1994-006, :on 940603,steam Driven AFW Pump Started Due to Low Level in C SG & Operator Error.Individual Involved Was Counseled & Incident Will Be reviewed.W/9407021 Ltr  + (14:58:13, 16 December 2024)

• 05000354/LER-1994-008-01, :on 940602,noncompliance W/Ts 3.3.7.11 Re Action for Out of Svc Radiation Monitoring Instrumentation Occurred.Caused by Personnel Error.Calibration Procedure Will Be Revised  + (14:58:15, 16 December 2024)
• 05000328/LER-1982-133, Forwards LER 82-133/03L-0  + (14:58:16, 16 December 2024)
• 05000334/LER-1991-002, :on 910116,review of Logs Indicated Increased Unidentified Containment Sump Pumpout Rate.On 910118, Unusual Event Declared Due to Apparent Pressure Boundary Leakage.Caused by Piping Degradation  + (14:58:17, 16 December 2024)
• ML20070C493  + (14:58:18, 16 December 2024)
• 05000325/LER-1982-133, Forwards LER 82-133/03L-0  + (14:58:19, 16 December 2024)
• ML20070C485  + (14:58:20, 16 December 2024)
• ML20070C490  + (14:58:20, 16 December 2024)
• LIC-94-0115, Provides List of Ready to Close NRC TAC Issues for Fort Calhoun Station  + (14:58:21, 16 December 2024)
• 05000334/LER-1982-049-03, /03L-0:on 821111,containment Vacuum Pump 1A Observed Not Rotating.Caused by Binding Between Pump Rotor & Vanes Due to Corrosion Buildup.Pump Shaft Manually Rotated & Freed.Design Change Being Investigated  + (14:58:22, 16 December 2024)
• ML20070C450  + (14:58:33, 16 December 2024)
• ML20070C448  + (14:58:34, 16 December 2024)
• 05000219/LER-1982-052-01, /01T-0:on 820828,environ Release Occured W/ Radwaste Discharge Monitor Out of Svc W/O Performing Second Sample Analysis.Caused by Personnel Error.Procedure Change Initiated Requiring Signed Liquid Release Permit  + (14:58:35, 16 December 2024)
• 05000369/LER-1982-076-03, /03L-0:on 821104,while in Mode 1,power Supply to Main Fire Pump C Lost for Approx 2-h & 25 Minutes Making Main Fire Pumps 2 & 3 Inoperable.Caused by Power Loss from Broken Insulator Damaged by Lightning.Insulator Replaced  + (14:58:37, 16 December 2024)
• 05000334/LER-1982-049, Forwards LER 82-049/03L-0  + (14:58:38, 16 December 2024)
• 05000219/LER-1982-052, Forwards LER 82-052/01T-0.Detailed Event Analysis Encl  + (14:58:39, 16 December 2024)
• 05000369/LER-1982-076, Forwards LER 82-076/03L-0  + (14:58:39, 16 December 2024)
• 05000316/LER-1982-091-03, /03L-0:on 821105,during Steam Generator Blowdown, Radiation Monitor R-19 Alarmed,Indicating Flow Continued Through Loop 1 Sample Valve DCR-301.Caused by Leakage Due to Valve Stroke Not Maintaining Positive Seat.Valve Replace  + (14:58:41, 16 December 2024)
• ML20070C419  + (14:58:42, 16 December 2024)
• ML20070C414  + (14:58:42, 16 December 2024)
• ML20070C411  + (14:58:43, 16 December 2024)
• ML20070C412  + (14:58:43, 16 December 2024)
• 05000316/LER-1982-091, Forwards LER 82-091/03L-0  + (14:58:49, 16 December 2024)
• 05000325/LER-1982-130, Forwards LER 82-130/03L-0  + (14:58:49, 16 December 2024)
• ML20070C381  + (14:58:50, 16 December 2024)
• 05000331/LER-1982-076-03, /03L-0:on 821108,during Shutdown Surveillance Testing,Drywell Pressure Switch PS-4310C Tripped at 2.2 Psig Instead of Tech Spec Setpoint of 1.5 Plus/Minus 0.5 Psig Increasing.Caused by Setpoint Drift.Switch Recalibr  + (14:58:51, 16 December 2024)