| | Site | Company⠉ | Quarter | Title | Significance | Inspection procedure | Topic |
|---|
| 05000373/FIN-2018003-08 | LaSalle | Constellation | 2018Q3 | Failure to Implement Engineering Change Results in Reactor Coolant Boundary Leakage | Green | IP 71153, Event Followup | Pressure Boundary Leakage |
| 05000313/FIN-2018003-05 | Arkansas Nuclear | Entergy | 2018Q3 | Failure to Maintain Main Feedwater Pump B Discharge Pressure in Band Caused a Reactor Trip | Green | IP 71153, Event Followup | |
| 05000313/FIN-2018003-04 | Arkansas Nuclear | Entergy | 2018Q3 | Failure to Verify Safety-Related 4160 V Breaker Operability Following Maintenance Activities | Green | IP 71152, Problem Identification and Resolution (PI&R) | |
| 05000247/FIN-2018003-04 | Indian Point | Entergy | 2018Q3 | Inadequate Procedure for Turbine Startup Caused a Reactor Trip | Green | IP 71153, Event Followup | |
| 05000313/FIN-2018003-02 | Arkansas Nuclear | | 2018Q3 | Failure to Implement Welding Standard Guidance and Examination Procedures | Green | IP 71111.12 | |
| 05000483/FIN-2018003-02 | Callaway | Ameren | 2018Q3 | Licensee-Identified Violation | Green | IP 71153, Event Followup | |
| 05000298/FIN-2018003-02 | Cooper | Entergy | 2018Q3 | Failure to Perform Process Applicability Determination | Green | IP 71152, Problem Identification and Resolution (PI&R) | |
| 05000390/FIN-2018003-01 | Watts Bar | Tennessee Valley Authority | 2018Q3 | Configuration Control Error Results in Actual Auxiliary Building Internal Flooding Event | Green | IP 71111.06 | Internal Flooding |
| 05000334/FIN-2018003-01 | Beaver Valley | FirstEnergy | 2018Q3 | Inadequate Verification of Full Low Head Safety Injection Suction Piping | Green | IP 71111.15, Operability Determinations and Functionality Assessments | Nondestructive Examination |
| 05000397/FIN-2018003-01 | Columbia | Energy Northwest | 2018Q3 | Failure to Follow Radiologically Controlled Area Procedures | Green | IP 71124.01, Radiological Hazard Assessment and Exposure Controls | High Radiation Area
Locked High Radiation Area |
| 05000249/FIN-2018003-01 | Dresden | Constellation | 2018Q3 | Failure to Follow Maintenance Procedures for Assembling Unit 3 HPCI Room Cooler Fan | Green | IP 71111.15, Operability Determinations and Functionality Assessments | |
| 05000366/FIN-2018003-01 | Hatch | Southern Nuclear | 2018Q3 | Inoperability of 2A EDG Due to Inadequate Acceptance Criteria for Determining Cleaning Requirements of Emergency Diesel Generator Day Tanks | Green | IP 71111.22 | |
| 05000311/FIN-2018003-01 | Salem | PSEG | 2018Q3 | Inadequate Chiller Maintenance Procedures | Green | IP 71152, Problem Identification and Resolution (PI&R) | |
| 05000446/FIN-2018011-02 | Comanche Peak | Luminant | 2018Q3 | Failure to Follow a Quality Procedure Associated with the Reactor Makeup and Chemical Control System | Green | IP 71153, Event Followup | |
| 05000334/FIN-2018011-01 | Beaver Valley | | 2018Q3 | Duties of the Shift Technical Advisor for Control Room Evacuation during a Fire Event. | Green | IP 71111.05 | |
| 05000348/FIN-2018014-01 | Farley | Southern Nuclear | 2018Q2 | Failure to Complete System Operator Rounds as Required per Procedures | Severity level IV | IP 71111.11, Licensed Operator Requalification Program and Licensed Operator Performance | |
| 05000348/FIN-2018013-01 | Farley | Southern Nuclear | 2018Q2 | Interference with the operation of a respirator | Green | IP 71124.03 | |
| 05000313/FIN-2018002-01 | Arkansas Nuclear | | 2018Q2 | Failure to Implement Procedural Guidance to Close Spent Fuel Pool Cooler Outlet Crosstie Valve | Green | IP 71111.02 | |
| 05000482/FIN-2018007-01 | Wolf Creek | Wolf Creek Nuclear Operating Corporation | 2018Q2 | Failure to Provide Adequate Work Instructions for Preventive Maintenance on Safety-Related Equipment | Green | IP 71152, Problem Identification and Resolution (PI&R) | |
| 05000348/FIN-2018002-05 | Farley | | 2018Q2 | Failure of a Main Steam Isolation Valve on the C Steam Line | Green | IP 71152, Problem Identification and Resolution (PI&R) | |
| 05000348/FIN-2018002-02 | Farley | | 2018Q2 | Failure to develop adequate PM for diesel generator relays | Green | IP 71111.19 | |
| 05000348/FIN-2018002-01 | Farley | | 2018Q2 | High vibrations on the 1B Charging pump | Green | IP 71111.12 | |
| 05000424/FIN-2018002-01 | Vogtle | Southern Nuclear | 2018Q2 | Failure to Adequately Load Emergency Deisel Generator (EDG) During 24-Hour Endurance Test | Green | IP 71152, Problem Identification and Resolution (PI&R) | |
| 05000400/FIN-2018002-04 | Harris | Duke Energy | 2018Q2 | Failure to Implement Adequate Steam Generator Blowdown Demineralizer Control Procedures | Green | IP 71152, Problem Identification and Resolution (PI&R) | |
| 05000281/FIN-2018002-01 | Surry | Dominion | 2018Q2 | Failure to Follow Preventative Maintenance Procedure Results in Additional Failures of Emergency Bus Undervoltage and Degraded Voltage Relays | Green | IP 71152, Problem Identification and Resolution (PI&R) | |
| 05000397/FIN-2018002-01 | Columbia | | 2018Q2 | Failure to Maintain Configuration Control in the Diesel Generator 2 Diesel Cooling Water System | Green | IP 71111.15, Operability Determinations and Functionality Assessments | |
| 05000316/FIN-2018002-01 | Cook | American Electric Power | 2018Q2 | Steam Dump Closure Caused by Human Error | Green | IP 71111.02 | |
| 05000369/FIN-2018001-01 | McGuire | Duke Energy | 2018Q1 | Non-conservative Change to Core Exit Thermocouple (CET) Acceptance Criteria in Procedure PT/1/A/4600/003 D, Monthly Surveillance Items | Green | IP 71111.22 | |
| 05000369/FIN-2018001-02 | McGuire | Duke Energy | 2018Q1 | Failure to Adequately Implement the Solid State Protection System(SSPS)Test Procedure Resulted in a Unit 1 Reactor Trip | Green | IP 71153, Event Followup | |
| 05000313/FIN-2018001-01 | Arkansas Nuclear | | 2018Q1 | Failure to Establish Adequate Criteria for Flood Seal Testing | Green | IP 71111.01 | |
| 05000368/FIN-2018001-02 | Arkansas Nuclear | | 2018Q1 | Failure to Preplan and Perform Service Water Pre-Screen Maintenance | Green | IP 71152, Problem Identification and Resolution (PI&R) | |
| 05000397/FIN-2018001-01 | Columbia | | 2018Q1 | Failure to Follow Procedure Leads to Loss of Secondary Containment | Green | IP 71153, Event Followup | |
| 05000323/FIN-2018001-01 | Diablo Canyon | Pacific Gas & Electric | 2018Q1 | Improper Troubleshooting Results in Reactor Trip Signal and Loss of Source Range Nuclear Instrument Power | Green | IP 71111.02 | |
| 05000483/FIN-2018001-01 | Callaway | | 2018Q1 | Failure to Maintain Emergency Operating Procedures | Green | IP 71111.11, Licensed Operator Requalification Program and Licensed Operator Performance | |
| 05000315/FIN-2018001-01 | Cook | | 2018Q1 | Failure of Unit 1 Turbine Driven Auxiliary Feedwater Pump to Reach Rated Speed | Green | IP 71111.15, Operability Determinations and Functionality Assessments | |
| 05000315/FIN-2018001-02 | Cook | | 2018Q1 | Operation of Letdown System Leads to Voiding and Subsequent Relief Valve Lift | Green | IP 71111.02 | |
| 05000416/FIN-2017011-04 | Grand Gulf | Entergy | 2018Q1 | Failure to Install the Residual Heat Removal Pump A Mechanical Seal in Accordance with Procedures | Green | IP 71152, Problem Identification and Resolution (PI&R) | Significance Determination Process
Maintenance Rule Program |
| 05000244/FIN-2018011-02 | Ginna | Constellation | 2018Q1 | Failure to Procedurally Verify Fuel Transfer Cart Results in Fuel Interference Event | Green | IP 71152, Problem Identification and Resolution (PI&R) | |
| 05000266/FIN-2018001-04 | Point Beach | NextEra Energy | 2018Q1 | Enforcement Action: EA18030: Unanalyzed Condition for Tornado Generated Missiles | Severity level Enforcement Discretion | IP 71111.15, Operability Determinations and Functionality Assessments | Unanalyzed Condition
High winds
Enforcement Discretion
FLEX
Tornado Generated Missile
Tornado Missile Protection |
| 05000219/FIN-2018001-02 | Oyster Creek | Holtec | 2018Q1 | Enforcement Action (EA)-18-007: No. 2 Emergency Diesel Generator Ring Lug Failure | Severity level Enforcement Discretion | IP 71152, Problem Identification and Resolution (PI&R) | Mission time
Enforcement Discretion
FLEX
Large early release frequency |
| 05000324/FIN-2018001-01 | Brunswick | Duke Energy | 2018Q1 | Inadequate Instruction to Perform Inspections on Emergency Ventilation Dampers | Green | IP 71153, Event Followup | |
| 05000269/FIN-2017004-01 | Oconee | Duke Energy | 2017Q4 | Failure to Identify Sensitive Equipment During Modification Results in Loss of Safety Function | Green | IP 71153, Event Followup | |
| 05000425/FIN-2017004-01 | Vogtle | | 2017Q4 | Failure to Implement and Establish Appropriate Work Instructions for PMT of Namco Limit Switch on 2HV-8920 | Green | IP 71111.15, Operability Determinations and Functionality Assessments | |
| 05000298/FIN-2017012-01 | Cooper | | 2017Q4 | Inadequate Inspection Activities for Emergency Transformer Bus | Green | | Significance Determination Process |
| 05000298/FIN-2017012-02 | Cooper | | 2017Q4 | Inadequate Testing Activities for Emergency Transformer Bus | Green | | Significance Determination Process |
| 05000416/FIN-2017007-03 | Grand Gulf | | 2017Q4 | Failure to Establish a Preventive Maintenance Procedure for Safety -Related Equipment | Green | IP 71111.21M, Design Bases Assurance Inspection | Significance Determination Process |
| 05000237/FIN-2017004-01 | Dresden | | 2017Q4 | Failure to Follow Procedure,Results in Non-Functional Fire Door | Green | IP 71111.05 | Fire Protection Program |
| 05000247/FIN-2017007-03 | Indian Point | | 2017Q4 | Licensee-Identified Violation | Green | | Hydrostatic |
| 05000373/FIN-2017004-04 | LaSalle | | 2017Q4 | Failure of Offsite Power Backfeed Procedure to be Appropriate to the Circumstances Caused Unit 1 Scram | Green | IP 71153, Event Followup | Significance Determination Process |
| 05000280/FIN-2017004-01 | Surry | | 2017Q4 | Inadequate Instructions for Corrective Maintenance on Unit 1 C RC Hot Leg Sample Valve | Green | IP 71111.12 | Significance Determination Process
Through-Wall Leak |