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05000336/FIN-2018403-012018Q3MillstoneSecurity
05000387/FIN-2018011-012018Q3SusquehannaFailure to conduct proper testing of 125 VDC molded case circuit breakers to confirm their design adequacy long-term
05000336/FIN-2018010-032018Q2MillstoneFailure to Correct Part 21 Power Supply Defects
05000354/FIN-2017004-022017Q4Hope CreekInadequate Design Control of Emergency Diesel Generator Speed Switch
05000272/FIN-2016004-012016Q4SalemInadequate Maintenance Procedure for Steam Generator Feedwater Pump Coupling Hub Set Screw Installation
05000293/FIN-2016003-022016Q3PilgrimInadequate Operability Assessment on EDG BSignificance Determination Process
05000247/FIN-2015007-012015Q3Indian PointInadequate design verification that protective device settings do not allow connected Class 1E loads to become damaged or unavailable under normal and sustained degraded voltage conditions during a design basis event.Significance Determination Process
05000247/FIN-2015007-022015Q3Indian PointInadequate design verification that adequate voltages would be available to all Class 1E motors, MOVs, static loads, and MCC control circuits and contactors at the minimum DVR dropout settingSignificance Determination Process
05000317/FIN-2015003-012015Q3Calvert CliffsFailure to Establish and Maintain Procedures for the Operation of the Diesel Fuel Oil SystemSignificance Determination Process
05000272/FIN-2015002-052015Q2SalemFailure to Establish Appropriate Breaker Preventive Maintenance PeriodicitySignificance Determination Process
Maintenance Rule Program
05000272/FIN-2015002-032015Q2SalemInadequate Seismic EAL SchemeOperating Basis Earthquake
Significance Determination Process
Earthquake
05000336/FIN-2015001-022015Q1MillstoneFailure to Replace Defective Fuses in the A EDG Resulting in Generator FailureCondition Adverse to Quality
05000387/FIN-2015503-012015Q1SusquehannaFailure to Maintain a Standard EAL SchemeSignificance Determination Process
05000410/FIN-2014007-012014Q4Nine Mile PointDeficient Design Control of NMP Unit 1 Electrical Calculations to Evaluate Minimum Voltages to Class 1E Accident Initiated Motors and MOVs during a Design Basis Event
05000220/FIN-2014007-022014Q4Nine Mile PointDeficient Design Control of NMP Unit 1 Electrical Protection Design to Ensure Survivability of Safety-Related Loads
05000219/FIN-2014010-012014Q4Oyster CreekFailure to Evaluate a Temporary Configuration ChangeSignificance Determination Process
05000289/FIN-2014002-012014Q1Three Mile IslandFailure to Perform a 10 CFR 50.59 Evaluation for the BWST Seismic QualificationsOperator Manual Action
Significance Determination Process
05000272/FIN-2013004-012013Q3SalemInadequate Maintenance Procedure to Reconsolidate Pressurizer Spray Valve PackPacking leak
05000388/FIN-2013011-012013Q3SusquehannaReactor Scram due to Loss of Integrated Control SystemSignificance Determination Process
05000387/FIN-2013004-042013Q3SusquehannaProcedure Failed to Verify Design Requirements for RHR Suction PipingSignificance Determination Process
05000244/FIN-2013007-012013Q3GinnaRequired Voltage and Timing Criteria for Load Tap Changer Controls and Motor
05000334/FIN-2013201-072013Q2Beaver ValleySecurity
05000244/FIN-2013202-012013Q2GinnaSecurity
05000334/FIN-2013201-062013Q2Beaver ValleySecurity
05000271/FIN-2013002-032013Q1Vermont YankeeInadequate Corrective Action for Maintaining Operability of the LOW Pressure Coolant Injection Battery UPS-1ASignificance Determination Process
05000247/FIN-2012404-012012Q4Indian PointSecurity
05000289/FIN-2012403-022012Q3Three Mile IslandSecurity
05000334/FIN-2012003-022012Q2Beaver ValleyInadequate Containment Isolation Valve Leakage Testing Procedure results in RCS piping Water HammerSignificance Determination Process
Fuel cladding
05000387/FIN-2012404-012012Q2SusquehannaSecurity
05000334/FIN-2012002-012012Q1Beaver ValleyFailure to Adequately Control Loose Debris Near Off-site Power TransformerHigh winds
Significance Determination Process
05000387/FIN-2011005-042011Q4SusquehannaInadequate RCIC PMT
05000317/FIN-2011005-032011Q4Calvert CliffsTurbine Building Siding Failure below Design SpecificationHigh winds
05000293/FIN-2011405-012011Q4PilgrimSecurity
05000220/FIN-2011004-012011Q3Nine Mile PointInadequate Actions to Prevent Vibration Induced Failure on a Socket Weld for a Vent Line on the lA\' FWP Minimum Flow Line
05000317/FIN-2011004-012011Q3Calvert CliffsInadequate Corrective Actions Associated with Submerged Saltwater Pump Motor CablesCondition Adverse to Quality
05000272/FIN-2011007-012011Q1SalemInadequate Calculations for Degraded Voltage Relay Voltage Setpoint
05000336/FIN-2011002-012011Q1MillstoneFailure to Prevent Safety Related Cables from Being Submerged
05000387/FIN-2010005-052010Q4SusquehannaFailure to Evaluate a Non Conforming Condition Resulted in an Alert
05000289/FIN-2010005-012010Q4Three Mile IslandInadequate Preventative Maintenance for Signal Converter Causes Turbine Trip and Plant Transient
05000289/FIN-2010005-022010Q4Three Mile IslandDeficient Internal and External Flood Barrier Inspection Program
05000317/FIN-2010005-012010Q3Calvert CliffsInadequate Corrective Actions Associated with Submerged SR Cables
05000293/FIN-2010402-022010Q2PilgrimSecurity
05000317/FIN-2010003-032010Q2Calvert CliffsDid Not Establish Preventative Maintenance Program for Switchyard Panels
05000387/FIN-2010006-042010Q1SusquehannaFailure to Test Reactor Vessel Safety Relief Valves in Accordance with ASME CodeMissed surveillance
05000286/FIN-2010002-022010Q1Indian PointPreconditioning of RWST Level Switch
05000277/FIN-2009005-022009Q4Peach BottomFailure to Follow Procedures and Implement the Exelon Nuclear Cable Condition Monitoring Program for Non-Safety-Related Control and Power Cables within the Scope of the Maintenance Rule
05000387/FIN-2009004-022009Q3SusquehannaViolation of 10CFR55.3, Senior Reactor Operators Performing Licensed Duties While Not Qualified Due to Medical Examination Issues
05000220/FIN-2009004-012009Q3Nine Mile PointUnqualified HPCS Pump Power Cables Used in Submerged Conditions
05000387/FIN-2009003-022009Q2SusquehannaVIOLATION OF 10 CFR 50.73(A)(2)(VII), Report Common Cause of Failures of Independent Channels
05000219/FIN-2009003-012009Q2Oyster CreekMedium Voltage Cables Maintained Submerged for Extended Period of Time