Search by property

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

• 05000498/LER-1995-005, :on 950408,failed to Meet Requirements of TS Due to Inoperability of Standby DG as Result of Failed Lug. Replaced Broken Slip Ring Connector & Addl Slip Ring Connector  + (08:48:51, 26 May 2025)
• 05000341/LER-1995-004, :on 950409,unexpected Reactor Water Level 2 & ESF Actuations Occurred After Planned Scram.Caused by Selection of Parameters Used in Post Scram FW Logic Mod Per Engineering Design Package 9207 Installed During RF04  + (08:49:02, 26 May 2025)
• 05000338/LER-1979-001-01, /01T-0 on 790115:non-conservatism Identified in Calculations Performed in Monitoring Axial Power Distribution Fj(Z).Caused by Omission of Sys & Procedures Used to Monitor Fj(Z)  + (08:49:51, 26 May 2025)
• 05000263/LER-1978-030, Forwards Revised LER 78-030/01X-1 to Correct Typographical Error in Valve Identification Number  + (08:50:48, 26 May 2025)
• RA20-015, Triennial Chlorine Survey Report  + (08:51:08, 26 May 2025)
• L-83-576, Responds to NRC Re Violations Noted in IE Insp Repts 50-335/83-29 & 50-389/83-56.Corrective actions:1983 Requalification Program Revised to Include Refresher Training on Procedure AP 0010122, In-Plant Equipment  + (08:51:49, 26 May 2025)
• 05000346/LER-1981-061, Revised LER 81-061/03X-2:on 811003 & 20,absolute Position Indication on Group 4,rod 7 Became Erratic,Fluctuating 5-10% of Full Range.Caused by Loss of Electrical Penetration Module Signal.Module Replaced  + (08:52:28, 26 May 2025)
• 05000346/LER-1982-053-03, Alarm Trip Received on Steam & Feedwater Rupture Control Sys Channel 2 Due to Failure of Steam Generator Instrument Channel 2 Power Supply.Failure Caused Power Supply Trip  + (08:52:39, 26 May 2025)
• 05000316/LER-1982-016-03, Pinhole Leak Discovered on Suction Strainer for West Containment Spray (CTS) Pump. Caused by Fatigue.Pinhole Removed by Grinding & Rewelding  + (08:54:17, 26 May 2025)
• 05000316/LER-1982-016, Forwards Updated LER 82-016/03X-1 & LERs 83-121/03L-0 & 83-122/03L-0  + (08:54:20, 26 May 2025)
• GO2-83-117, Final Deficiency Rept,Condition 307 Re Target Rock Isolation Valve 82M-002 on Loop B Not Closing When Deenergized. Initially Reported on 831219.Twelve Valves Disassembled, Readjusted & Reinstalled Under Vendor Supervision  + (08:54:44, 26 May 2025)
• ML20083H498  + (08:54:58, 26 May 2025)
• TAC:52693  + (08:55:04, 26 May 2025)
• ML20083G802  + (08:56:20, 26 May 2025)
• TAC:52070  + (08:56:40, 26 May 2025)
• GO2-83-113, Final Deficiency Rept,Condition 302 Re Mods Covering HPCS Second Level Undervoltage Protection Producing Potential Conditions for HPCS Pump to Fail to Start on Valid Initiation Signal.Design Revised  + (08:56:49, 26 May 2025)
• BSEP-84-0025, Monthly Operating Repts for Dec 1983  + (08:57:37, 26 May 2025)
• 05000336/LER-1982-043-03, During Power Ascension, Broken Hydraulic Snubber Stud Discovered & Traced to Hanger 490001 on Main Steam Lead to High Pressure Turbine.Caused by Constant High Vibration  + (08:57:40, 26 May 2025)
• ML20083G037  + (08:58:14, 26 May 2025)
• 05000317/LER-1983-032-03, Containment Isolation Signal Logic Module B Would Not Actuate.Caused by Defective Electronic Logic Components.Module Replaced,Tested & Returned to Svc  + (08:59:08, 26 May 2025)
• GO2-83-108, Responds to NRC Re Violations Noted in IE Insp Rept 50-397/83-14.Corrective Actions:Sampling Plan Developed to Provide 95% Confidence Level That Less than 5% Defects Exist in Sample Lot  + (08:59:13, 26 May 2025)
• EPID:L-2018-LLA-0261  + (08:59:34, 26 May 2025)
• OIG-19-A-16, Status of Recommendations: Audit of NRCs Transition Process for Decommissioning Power Reactors Dated March 23, 2020  + (08:59:54, 26 May 2025)
• 05000317/LER-1983-035-03, ESF Actuation Sys Channel Zg Steam Generator Level Found Tripped.Caused by Failure of Two Monsanto Mctz Optoisolators.All Optoisolators in Module Replaced W/Improved Design  + (09:00:51, 26 May 2025)
• GO2-83-115, Final Part 21 Rept on Condition 295 Re Standby Gas Treatment Unit Charcoal Filter Bed Leakage.Initially Reported on 831115.Gaps Between Frame & Perforated Plates Sealed W/Ge Sealant 727  + (09:01:02, 26 May 2025)

• 05000317/LER-1982-002-03, Feeder Breaker 152-2101 Tripped Open,Causing Power Loss to 21 4-kV Bus.Caused by Failed Isolation Valve Applying False Hidden Trip Signal. Module Retrofitted w/MCT2 Optoisolator  + (09:01:08, 26 May 2025)

• 05000368/LER-1982-003-03, Svc Water Flow Through Low Pressure Safety Injection Pump B Seal Cooler 2E-52B Found Low.Caused by Asiatic Clam Shells Lodged in Supply Tubing Cooler.Supply Tube Cleaned  + (09:02:29, 26 May 2025)
• 05000316/LER-1991-007-01, :on 910802,flow Path Identified Which Could Result in Diversion of Water Away from ECCS & Containment Bldg.Caused by Error in Eop.Eop Revised to Caution Operator to Establish Min Charging Flow  + (09:02:41, 26 May 2025)
• TXX-9128, Supplemental Deficiency Rept CP-85-054 Re Discrepancies in Seismic Qualification Documents for HVAC Supports.Design Basis Document Established to Ensure That Seismic Qualification Requirements Maintained  + (09:03:02, 26 May 2025)
• JAFP-91-0426, Responds to NRC Re Violations Noted in Insp Rept 50-333/91-12 on 910603-06.Corrective Actions:Respiratory Protection Equipment Upgraded & HEPA Ventilation Added  + (09:03:50, 26 May 2025)
• ML20083D503  + (09:03:56, 26 May 2025)
• TAC:74609  + (09:04:18, 26 May 2025)
• ML20083D182  + (09:04:23, 26 May 2025)
• ML20083D178  + (09:04:24, 26 May 2025)
• ML20083D176  + (09:04:26, 26 May 2025)
• ML20083D093  + (09:04:35, 26 May 2025)
• ML20083C685  + (09:05:37, 26 May 2025)
• 05000395/LER-1983-091-03, While in Mode 1,borated Water Vol of Accumulator a Decreased to 7,354 Gallons.Caused by Leakage Through Valves in ECCS Check Valve Leak Detection Sys  + (09:07:08, 26 May 2025)
• GO2-83-111, Revised Final Deficiency Rept,Condition 51 Re Nonseismic Class 1 Digital Electrohydraulic Cabinets.Initially Reported on 810624.Reanalysis Concluded That Digital Electrohydraulic Cabinets Cannot Fall Over During DBE  + (09:07:15, 26 May 2025)
• PLA-4295, Forwards Susquehanna Ses Units 1 & 2 ISI Program Master Selection Document Class 1,2 & 3 Components & Component Supports for Second ISI Interval. W/685 Oversize Drawings  + (09:08:30, 26 May 2025)
• 05000324/LER-1983-090-01, /01T-0:on 831111,drywell Equipment Drain Line, Floor Drain Line & Svc Air Header Determined Inadequate to Prevent Primary Containment Isolation During Seismic Event. Caused by Oversight During Design  + (09:08:32, 26 May 2025)
• 05000325/LER-1995-004, :on 950410,plant Mod Wire Lift Resulted in Isolation of Sys Not Properly Separated from Mod Work.Pulled Outage Mod Packages,Affecting Logic,From Field & Was Reviewed by Engineering  + (09:08:40, 26 May 2025)
• 05000302/LER-1983-051-03, /03L-0:on 831107,emergency Diesel Generator B Tripped.Caused by Worn Insulation on Wire Leading to Selector Switch.Wiring Replaced & Fittings Verified Tight  + (09:08:48, 26 May 2025)
• 05000370/LER-1983-077-03, /03L-0:on 831109,feeder Breaker to Auxiliary Bldg Filtered Exhaust Fan a Tripped Open & Could Not Be Closed. Caused by Fan Motor Windings Being Shorted to Ground.New Motor Installed & Fan Retested  + (09:08:52, 26 May 2025)
• 05000499/LER-1995-004-01, :on 950404,digital Rod Position Indication Panel Experienced LOP During Transfer of Load to Voltage Regulated Transformer.Caused by Failure of Automatic Transfer Switch.Switch Manually Transferred  + (09:08:57, 26 May 2025)
• 05000220/LER-1983-038-03, /03L-0:on 831110,discovered That Emergency Condenser Isolation Valves Not Stroke time-tested Correctly. Caused by Nonconforming Test Procedure.Procedure Revised to Comply W/Tech Specs  + (09:09:01, 26 May 2025)
• ML20083A459  + (09:09:10, 26 May 2025)
• 05000282/LER-1995-004, :on 950311,CW Supply Valve Gave Dual Position Indication.Caused by Piece of Wire That Had Been Left in CW Pipe,Found in Cage.Wire Removed & Valve Reassembled,Valve Stroke Checked & Limits Switches Set  + (09:10:06, 26 May 2025)
• 05000267/LER-1981-036-01, Tritium Concentration in Unrestricted Area Following Release 460 Exceeded Limit. Caused by Inadequate Design of Liquid Radwaste Sys.Change Notice 1433 Issued  + (09:10:27, 26 May 2025)
• 05000267/LER-1981-036, Forwards Updated LER 81-036/01X-1 & LER 83-049/03L-0  + (09:10:30, 26 May 2025)
• TAC:52448  + (09:10:33, 26 May 2025)