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 Issue dateTitleTopic
05000000/LER-1975-004, Forwards LER 75-004-00.Conclusions of Investigation Will Be Submitted in 10-day Rept13 January 1975Forwards LER 75-004-00.Conclusions of Investigation Will Be Submitted in 10-day Rept
05000000/LER-1985-035, Forwards LER 85-035-00 Re Physical Security Event5 June 1985Forwards LER 85-035-00 Re Physical Security Event
05000000/LER-1985-078, Forwards Revised LER 85-078-01 Re Physical Security Event22 November 1985Forwards Revised LER 85-078-01 Re Physical Security Event
05000000/LER-1985-083, Forwards LER 85-083-01.Rept Contains Safeguards Info3 October 1986Forwards LER 85-083-01.Rept Contains Safeguards Info
05000000/LER-1986-008, Forwards LER 86-008-0016 October 1986Forwards LER 86-008-00
05000000/LER-1986-018, Forwards LER 86-018-0014 March 1986Forwards LER 86-018-00
05000000/LER-1986-031, Forwards LER 86-031-00 Re Physical Security Event.Ler Withheld (Ref 10CFR73.21)13 June 1986Forwards LER 86-031-00 Re Physical Security Event.Ler Withheld (Ref 10CFR73.21)
05000000/LER-1986-045, Forwards LER 86-045-00 Re Physical Security Event.Rept Withheld (Ref 10CFR73.21)8 September 1986Forwards LER 86-045-00 Re Physical Security Event.Rept Withheld (Ref 10CFR73.21)
05000000/LER-1986-049, Forwards LER 86-049-00 Re Physical Security Event.Encl Withheld (Ref 10CFR73.21)29 September 1986Forwards LER 86-049-00 Re Physical Security Event.Encl Withheld (Ref 10CFR73.21)
05000000/LER-1986-054, Forwards LER 86-054-00 Re Physical Security Event.Ler Withheld (Ref 10CFR73.21)7 October 1986Forwards LER 86-054-00 Re Physical Security Event.Ler Withheld (Ref 10CFR73.21)
05000000/LER-1986-055, Forwards LER 86-055-00 Re Physical Security Event.Withheld (Ref 10CFR73.21)10 October 1986Forwards LER 86-055-00 Re Physical Security Event.Withheld (Ref 10CFR73.21)
05000382/LER-1985-006, Discusses 850220 Inadvertent Containment Spray Actuation & Subsequent Evaluation in Light of Reactor Coolant Pump Seal Degradation (Ref LER-85-006).Insp Shows,Despite Seal Degradation,Vapor Seal Integrity Maintained29 April 1985Discusses 850220 Inadvertent Containment Spray Actuation & Subsequent Evaluation in Light of Reactor Coolant Pump Seal Degradation (Ref LER-85-006).Insp Shows,Despite Seal Degradation,Vapor Seal Integrity Maintained
05000382/LER-1985-057, Forwards LER 85-057-00.Event Analysis & Reporting Group Established to Improve Plant Safety & Reliability & Ensure That Causes of Significant Events Identified & Corrected,As of Sept 198630 July 1987Forwards LER 85-057-00.Event Analysis & Reporting Group Established to Improve Plant Safety & Reliability & Ensure That Causes of Significant Events Identified & Corrected,As of Sept 1986
05000382/LER-1986-011, Forwards LER 86-011-01,revised Per Determination That Deviations to App R Requirements for Fire Barriers w/228 Seals Identified to Have Sleeve Type Configuration as Described in LER Not Required19 January 1987Forwards LER 86-011-01,revised Per Determination That Deviations to App R Requirements for Fire Barriers w/228 Seals Identified to Have Sleeve Type Configuration as Described in LER Not RequiredFire Barrier
05000382/LER-1995-002, Forwards LER 95-002-01 Providing Details of Design Change 3448 Installed During Refueling Outage 8 as Result of 950610 Reactor Trip,Partial Loss of Offsite Power & Fire.Revised Info Identified by Vertical Line in right-hand Mar13 January 1998Forwards LER 95-002-01 Providing Details of Design Change 3448 Installed During Refueling Outage 8 as Result of 950610 Reactor Trip,Partial Loss of Offsite Power & Fire.Revised Info Identified by Vertical Line in right-hand Margin
05000382/LER-1995-005, Forwards Attachment a Inadvertently Omitted from LER 95-005-00 Package Submitted on 95120411 December 1995Forwards Attachment a Inadvertently Omitted from LER 95-005-00 Package Submitted on 951204
05000382/LER-1996-015, Forwards LER 96-015-02 Which Revises Previous Submittal by Deleting Info Re long-term Corrective Action for Event.Info Deleted Has Been Annotated by Vertical Line in right-hand Margin27 July 1998Forwards LER 96-015-02 Which Revises Previous Submittal by Deleting Info Re long-term Corrective Action for Event.Info Deleted Has Been Annotated by Vertical Line in right-hand Margin
05000382/LER-1997-011, Forwards LER 97-011-01,revising Previous Submittal Re Water Level Maintained in Containment Spray Risers That May Have Been Less than Required by Ts.Commitments Discussed18 July 1997Forwards LER 97-011-01,revising Previous Submittal Re Water Level Maintained in Containment Spray Risers That May Have Been Less than Required by Ts.Commitments DiscussedPast operability
05000382/LER-1997-013, Forwards LER 97-013-00,reporting Discovery That Refueling Machines Overload Protection Features Had Not Been Fully Operable & Surveillance Procedure for Testing Lift Capacity of CEA Hoist,Deficient7 May 1997Forwards LER 97-013-00,reporting Discovery That Refueling Machines Overload Protection Features Had Not Been Fully Operable & Surveillance Procedure for Testing Lift Capacity of CEA Hoist,Deficient
05000382/LER-1997-014, Forwards LER 97-014-01 Which Provides Details of Reportable Deficiencies in Testing of Logic Circuits Identified During GL 96-01 Reviews & Evaluations28 August 1997Forwards LER 97-014-01 Which Provides Details of Reportable Deficiencies in Testing of Logic Circuits Identified During GL 96-01 Reviews & Evaluations
05000382/LER-1997-016, Forwards LER 97-016-01 Which Repts Similar Potential as That Contained in LER 97-016-00,that Existed for SG Differential Pressure Instrumentation Associated W/Efas16 October 1997Forwards LER 97-016-01 Which Repts Similar Potential as That Contained in LER 97-016-00,that Existed for SG Differential Pressure Instrumentation Associated W/Efas
05000382/LER-1997-020, Forwards Results of Util Assessment Re Potential Common Mode Failure of safety-related Static Uninterruptible Power Supply Units,Initially Reported in LER 97-020-003 July 1997Forwards Results of Util Assessment Re Potential Common Mode Failure of safety-related Static Uninterruptible Power Supply Units,Initially Reported in LER 97-020-00Safe Shutdown
Ultimate heat sink
Fire Barrier
Tornado Missile
Fire impairment
Tornado Missile Protection
Continuous fire watch
Fire Protection Program
Fire Watch
05000382/LER-1997-021, Forwards LER 97-021-01,revising Details of Rept Submitted 970711 Re Primary Containment Integrity Having Been Found to Be Degraded16 December 1997Forwards LER 97-021-01,revising Details of Rept Submitted 970711 Re Primary Containment Integrity Having Been Found to Be Degraded
05000382/LER-1997-023, Forwards LER 97-023-00,which Provides Details of Failure to Perform TS SR 4.8.1.1.2.h.2 within Required Surveillance Interval7 August 1997Forwards LER 97-023-00,which Provides Details of Failure to Perform TS SR 4.8.1.1.2.h.2 within Required Surveillance Interval
05000382/LER-1997-027, Forwards LER 97-027-01,providing Updated Info Re Reportable Condition for Accws9 June 1998Forwards LER 97-027-01,providing Updated Info Re Reportable Condition for Accws
05000382/LER-1997-028, Forwards LER 97-028-00 Which Provides Details Re Loss of Power to 3A Safety Bus Resulting in Automatic Start of EDG a15 December 1997Forwards LER 97-028-00 Which Provides Details Re Loss of Power to 3A Safety Bus Resulting in Automatic Start of EDG a
05000382/LER-1997-029, Forwards LER 97-029-00 Which Provides Details on Testing Deficiencies of Relay Contacts in safety-related Logic Circuits15 December 1997Forwards LER 97-029-00 Which Provides Details on Testing Deficiencies of Relay Contacts in safety-related Logic Circuits
05000382/LER-1997-030, Forwards LER 97-030-01,which Documents Condition Wherein Normally Closed Inside & Outside Ci Valves for Containment Atmosphere Release Sys Were Subject to Single Failure Which Could Result in Failure of Isolation Valves to Clos22 June 1998Forwards LER 97-030-01,which Documents Condition Wherein Normally Closed Inside & Outside Ci Valves for Containment Atmosphere Release Sys Were Subject to Single Failure Which Could Result in Failure of Isolation Valves to Close
05000382/LER-1997-031, Forwards LER 97-031-00,re Inadequate Valve Position Indication in HR Analyzer Sys22 December 1997Forwards LER 97-031-00,re Inadequate Valve Position Indication in HR Analyzer Sys
05000382/LER-1997-032, Forwards LER 97-032-00,providing Details of Noncompliance W/Plant TS Due to Failure to Meet General Design Criteria 5426 December 1997Forwards LER 97-032-00,providing Details of Noncompliance W/Plant TS Due to Failure to Meet General Design Criteria 54
05000382/LER-1997-033, Informs That LER 97-033-00 Did Not Include Proposed Schedule for Providing Reanalysis to Show Compliance,Per Util 980105 Submittal.Completion Date of 980430 Proposed16 February 1998Informs That LER 97-033-00 Did Not Include Proposed Schedule for Providing Reanalysis to Show Compliance,Per Util 980105 Submittal.Completion Date of 980430 Proposed
05000382/LER-1997-034, Forwards LER 97-034-00 IAW 10CFR50.73(a)(2)(i)(B) Due to Failure to Perform Snubber Functional Test as Required by TS15 January 1998Forwards LER 97-034-00 IAW 10CFR50.73(a)(2)(i)(B) Due to Failure to Perform Snubber Functional Test as Required by TS
05000382/LER-1998-001, Forwards LER 98-001-00,providing Details of TS 3.0.3 Condition Experienced During Plant Malfunction When LCO Section 3.1.2.4 Was Not Met16 March 1998Forwards LER 98-001-00,providing Details of TS 3.0.3 Condition Experienced During Plant Malfunction When LCO Section 3.1.2.4 Was Not Met
05000382/LER-1998-002, Forwards LER 98-002-00 Providing Details of Condition Involving Brief Loss of Command Function in CR in Violation of Administrative TS 6.2.2.Condition Being Reported Per 10CFR50.73(a)(2)(i)(B)18 March 1998Forwards LER 98-002-00 Providing Details of Condition Involving Brief Loss of Command Function in CR in Violation of Administrative TS 6.2.2.Condition Being Reported Per 10CFR50.73(a)(2)(i)(B)
05000382/LER-1998-003, Forwards LER 98-003-00 Providing Details of Both Hydrogen Analyzers Being Inoperable Due to Undersized Thermal Overloads.Condition Being Reported Per 10CFR50.73(a)(2)(i) (B) & 10CFR50.36(c)(2) Prohibited by TSs1 April 1998Forwards LER 98-003-00 Providing Details of Both Hydrogen Analyzers Being Inoperable Due to Undersized Thermal Overloads.Condition Being Reported Per 10CFR50.73(a)(2)(i) (B) & 10CFR50.36(c)(2) Prohibited by TSs
05000382/LER-1998-004, Forwards LER 98-004-00,providing Details of TS 4.0.3 Condition That Existed W/Ts 4.3.1.1,Table 4.3-1,refueling Interval Channel Functional Test for Core Protection Calculator Sys3 April 1998Forwards LER 98-004-00,providing Details of TS 4.0.3 Condition That Existed W/Ts 4.3.1.1,Table 4.3-1,refueling Interval Channel Functional Test for Core Protection Calculator Sys
05000382/LER-1998-005, Forwards LER 98-005-00,re Details of Missed TS 3.8.4.2 Surveillance Test for Thermal Overloads of Eight motor-operated Valves.Condition Being Reported Pursuant to 10CFR50.73(a)(2)(i)(B)13 April 1998Forwards LER 98-005-00,re Details of Missed TS 3.8.4.2 Surveillance Test for Thermal Overloads of Eight motor-operated Valves.Condition Being Reported Pursuant to 10CFR50.73(a)(2)(i)(B)
05000382/LER-1998-006, Forwards LER 98-006-00 Re Discovery of Feedwater Isolation Valves Being Inoperable in Excess of TS Allowed Outage Time. Condition Being Reported Pursuant to 10CFR50.73(a)(2)(i)(B)13 April 1998Forwards LER 98-006-00 Re Discovery of Feedwater Isolation Valves Being Inoperable in Excess of TS Allowed Outage Time. Condition Being Reported Pursuant to 10CFR50.73(a)(2)(i)(B)
05000382/LER-1998-008, Forwards LER 98-008-00,re Degraded Condition in Both Trains a & B of Ecw Sys.No New Commitments Made within Ltr14 May 1998Forwards LER 98-008-00,re Degraded Condition in Both Trains a & B of Ecw Sys.No New Commitments Made within Ltr
05000382/LER-1998-009, Forwards LER 98-009-00,providing Details of Inadvertent ESF Actuation Which Started CCS Components.Rept Submitted Per, 10CFR50.73(a)(2)(iv)15 May 1998Forwards LER 98-009-00,providing Details of Inadvertent ESF Actuation Which Started CCS Components.Rept Submitted Per, 10CFR50.73(a)(2)(iv)
05000382/LER-1998-010, Forwards LER 98-010-00,re Potential Overpressurization of Nitrogen Sys Possibly Rendering Multiple Safety Sys Inoperable15 June 1998Forwards LER 98-010-00,re Potential Overpressurization of Nitrogen Sys Possibly Rendering Multiple Safety Sys InoperableSafe Shutdown
05000382/LER-1998-011, Forwards LER 98-011-00,providing Details of Condition Wherein Plant Entered TS 3.0.3 for Having Both Trains of Component Cooling Water Declared Inoperable Concurrently2 July 1998Forwards LER 98-011-00,providing Details of Condition Wherein Plant Entered TS 3.0.3 for Having Both Trains of Component Cooling Water Declared Inoperable Concurrently
05000382/LER-1998-012, Forwards LER 98-012-00,re Details of Condition Which Constituted Violation of TS 3.3.1 Because TS Channel Check Was Not Performed,Per TS Requirement 4.3.1.19 July 1998Forwards LER 98-012-00,re Details of Condition Which Constituted Violation of TS 3.3.1 Because TS Channel Check Was Not Performed,Per TS Requirement 4.3.1.1
05000382/LER-1998-014, Forwards LER 98-014-00 for Waterford Steam Electric Station, Unit 3.Rept Provides Details of Manual Reactor Trip,Followed by Actuation of EFW Actuation Sys That Initiated EFW Flow to Both SGs17 August 1998Forwards LER 98-014-00 for Waterford Steam Electric Station, Unit 3.Rept Provides Details of Manual Reactor Trip,Followed by Actuation of EFW Actuation Sys That Initiated EFW Flow to Both SGs
05000382/LER-1998-015, Forwards LER 98-015-00,providing Details of Incorrect Installation of T-ring Rubber Seals on CR Normal Outside Air Intake Upstream & Downstream Isolation Valves HVC-101 & HVC-10224 August 1998Forwards LER 98-015-00,providing Details of Incorrect Installation of T-ring Rubber Seals on CR Normal Outside Air Intake Upstream & Downstream Isolation Valves HVC-101 & HVC-102
05000382/LER-1998-017, Forwards LER 98-017-00,re Error in Energy Redistribution Factors Used in LOCA Analysis.Condition Was Also Reported to NRC Via Telcon 9808032 September 1998Forwards LER 98-017-00,re Error in Energy Redistribution Factors Used in LOCA Analysis.Condition Was Also Reported to NRC Via Telcon 980803
05000382/LER-1998-018, Forwards LER 98-018-00 for Waterford Steam Electric Station, Unit 3.Rept Provides Details of Situation in Which TS 3.0.3 Entered,Due to Both Trains of Shield Bldg Ventilation Being Inoperable Simultaneously1 October 1998Forwards LER 98-018-00 for Waterford Steam Electric Station, Unit 3.Rept Provides Details of Situation in Which TS 3.0.3 Entered,Due to Both Trains of Shield Bldg Ventilation Being Inoperable Simultaneously
05000382/LER-1998-019, Forwards LER 98-019-01,IAW 10CFR50.73(a)(2)(ii). LER 98-019-00,discussed.Refs to Feedwater Valves Have Been Deleted in Revised LER8 December 1998Forwards LER 98-019-01,IAW 10CFR50.73(a)(2)(ii). LER 98-019-00,discussed.Refs to Feedwater Valves Have Been Deleted in Revised LER
05000382/LER-1998-021, Forwards LER 98-021-00,providing Details of Condition in Which Plant Was Operated with B Concentration in One of SITs Potentially Below TS Limits.Reasonable Assurance Exists That Condition Existed Over Period of Time Greater th11 January 1999Forwards LER 98-021-00,providing Details of Condition in Which Plant Was Operated with B Concentration in One of SITs Potentially Below TS Limits.Reasonable Assurance Exists That Condition Existed Over Period of Time Greater than Allowed
05000382/LER-1999-002, Forwards LER 99-002-00 Re Leaks Discovered on Instrument Nozzles in Rcs.Event Being Reported Per 10CFR50.73(a)(2)(ii) & 10CFR50.73(a)(2)(i)(B)25 March 1999Forwards LER 99-002-00 Re Leaks Discovered on Instrument Nozzles in Rcs.Event Being Reported Per 10CFR50.73(a)(2)(ii) & 10CFR50.73(a)(2)(i)(B)
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