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| Issue date | Title | Topic | |
|---|---|---|---|
| PNO-II-99-043, on 991013,Palisades Nuclear Plant Located Near South Haven,Mi Notified NRC That Package Received from Licensee Exceeded External Radiation Limits of 200 Mrem Per H Authorized by Regulations.Shipper & Carrier Notified | 14 October 1999 | PNO-II-99-043:on 991013,Palisades Nuclear Plant Located Near South Haven,Mi Notified NRC That Package Received from Licensee Exceeded External Radiation Limits of 200 Mrem Per H Authorized by Regulations.Shipper & Carrier Notified | |
| IR 05000255/1998008 | 28 May 1998 | Partially Withheld Insp Rept 50-255/98-08 on 980504-08 (Ref 10CFR73.71).No Violations Noted.Major Areas Inspected: Effectiveness of Access Control Functions & Testing & Maint Activities Related to Security Equipment | |
| ML20217K582 | 2 April 1998 | Notice of Violation & Proposed Imposition of Civil Penalty in Amount of $55,000.Violation Noted:On 971017,shift Supervisor Failed to Ensure That Equipment Could Be Removed from Svc,By Failing to Ensure That TS Requirements Were Met | |
| IR 05000255/1997007 | 5 June 1997 | Partially Deleted Insp Rept 50-255/97-07 on 970428-0513. Violations Noted.Major Areas Inspected:Mgt Support,Plant Support,Detection Equipment & Evaluation of Security Communication Activities | |
| IR 05000255/1996001 | 24 January 1997 | SALP Rept 50-255/96-01 for Period from 950528-961123 | Boric Acid Temporary Modification Systematic Assessment of Licensee Performance |
| ML20132F888 | 18 October 1996 | Notice of Violation from Insp on 960727-0906.Violation Noted:On 960820,electrical Maint Technician Operated Supply Ventilation Fan to EDG 1-2 Room W/O Proper Authorization of Shift Supervisor | |
| ML20059C128 | 23 December 1993 | Notice of Violation from Insp on 931018-1103.Violation noted:930917 Primary Coolant Sys Temp Between 170 Degrees & 250 Degrees F,Average Cooldown Was Approx 48 Degrees F Per Hour | |
| IR 05000255/1993030 | 21 December 1993 | Insp Rept 50-255/93-30 on 931203.Violations Noted.Major Areas Inspected:Previous Violations Were Reviewed | |
| IR 05000255/1993001 | 1 December 1993 | SALP 12 Rept 50-255/93-01 for 920401-931030 | Systematic Assessment of Licensee Performance Fuel cladding |
| IR 05000255/1993028 | 19 November 1993 | Insp Rept 50-255/93-28 on 931018-1103.Apparent Violations Being Considered for Escalated Enforcement Action.Major Areas Inspected:Excessive Cooldown Following Identification of Nonisolable thru-wall Leak on Primary Coolant Sys | |
| IR 05000255/1993027 | 16 November 1993 | Insp Rept 50-255/93-27 on 931025-28.No Violations Noted. Major Areas Inspected:Emergency Preparedness Exercise | |
| ML20059G207 | 25 October 1993 | Notice of Violation from Insp on 930819-0929.Violation Noted:Licensee Cycle 10 Radiochemistry Testing Did Not Positively Identify Failed I-series Fuel | |
| IR 05000255/1993020 | 25 October 1993 | Insp Rept 50-255/93-20 on 930819-0929.Violations Noted.Major Areas Inspected:Licensee Activities Re Summer 1993 Refueling Outage Problems & Plant Restart Preparations | Shutdown Margin Fuel cladding Flow Induced Vibration |
| IR 05000255/1993025 | 21 October 1993 | Insp Rept 50-255/93-25 on 931005 & 06.No Violations of NRC fitness-for-duty Noted.Major Areas Inspected:Review of fitness-for-duty Concern Relating to Implementation of Testing for-cause & follow-up of Random Testing Program | Fitness for Duty |
| PNO-III-93-055, on 930917,indications of Leak Found in Pipe Connecting Top of Pressurizer to Two PORVs During Insp of Reactor Sys Piping.Issues Related to Cracked Pipe Being Reviewed by Region III & NRR & Repairs Underway | 24 September 1993 | PNO-III-93-055:on 930917,indications of Leak Found in Pipe Connecting Top of Pressurizer to Two PORVs During Insp of Reactor Sys Piping.Issues Related to Cracked Pipe Being Reviewed by Region III & NRR & Repairs Underway | |
| ML20057B858 | 16 September 1993 | Exam Rept 50-255/OL-93-02 on 930914.Exam Results: Requalification Written Retake Exam Was Administered to One RO | |
| ML20149D360 | 14 September 1993 | Notice of Violation & Proposed Imposition of Civil Penalty in Amount of $50,000.Noncompliance Noted:Shift Supervisor Failed to Explain Plans,Procedures & Safety Precautions to Auxiliary Operators Assigned to Perform CRDM mock-up | |
| ML20057A173 | 7 September 1993 | Insp Rept 50-255/93-05 on 930614-17 & 29,0701 & 20-21 & 0803-04.No Violations or Deviations Noted.Major Areas Inspected:Isi Activities Including Review of Program, Procedures & Observation of Work Activities | |
| PNO-III-93-049A, provides Update on Degraded Neutron Absorbing Plates in Spent Fuel Pool at Plant.Licensee Determined That Sufficient Subcritical Margin Maintained in Spent Fuel Pool.State of Mi Informed | 31 August 1993 | PNO-III-93-049A:provides Update on Degraded Neutron Absorbing Plates in Spent Fuel Pool at Plant.Licensee Determined That Sufficient Subcritical Margin Maintained in Spent Fuel Pool.State of Mi Informed | |
| IR 05000255/1993018 | 31 August 1993 | Augmented Insp Team Rept 50-255/93-18 on 930708-20.No Violations Noted.Major Areas Inspected:Review of Validation of Sequence of Events & Licensee Corrective Actions | |
| IR 05000255/1993005 | 30 July 1993 | Insp Rept 50-255/93-05 on Stated Date.No Violations Noted. Major Areas Inspected:Independent NDE of Components & Welds in Order to Ascertain Accuracy of NDE Performed by Licensee | Nondestructive Examination Liquid penetrant Exclusive Use |
| PNO-III-93-038, on 930701,licensee Discovered Highly Radioactive Object on Floor of upender-tilt Pit in Refueling Area of Containment.There Have Been No Radiation Overexposures as Result of Event | 1 July 1993 | PNO-III-93-038:on 930701,licensee Discovered Highly Radioactive Object on Floor of upender-tilt Pit in Refueling Area of Containment.There Have Been No Radiation Overexposures as Result of Event | |
| PNO-III-93-027, on 930504,listed Individuals Filed Suit Against NRC on Dry Cask Storage Sys at Plant.Util Planning to Begin Movement of Sf Into Storage Casks on 930507 | 4 May 1993 | PNO-III-93-027:on 930504,listed Individuals Filed Suit Against NRC on Dry Cask Storage Sys at Plant.Util Planning to Begin Movement of Sf Into Storage Casks on 930507 | |
| IR 05000255/1993002 | 17 February 1993 | Insp Rept 50-255/93-02 on 921229-930208.No Violations Noted. Major Areas Inspected:Previously Identified Items, Operational Safety Verification,Maint,Surveillance & Design Changes | Boric Acid |
| ML20127M782 | 21 January 1993 | Notice of Violation from Insp on 921207-18.Violation Noted: Inservice Test Procedure QO-8B Contained Inadequate Acceptance Criteria to Verify That Listed Check Valves Exercised Full Open Position | |
| IR 05000255/1992028 | 21 January 1993 | Insp Rept 50-255/92-28 on 921207-18.Violations Noted.Major Areas Inspected:Licensee Program on Check Valves,Self Assessment & Incorporation of GL 89-04, Guidance on Developing Acceptable Inservice Test Programs | Stroke time Operability Determination |
| IR 05000255/1992027 | 13 January 1993 | Insp Rept 50-255/92-27 on 921117-1228.No Violations Noted. Major Areas Inspected:Operational Safety Verification, Engineering & Technical Support,Maintenance,Surveillance & Quality Control Activities | Grace period |
| IR 05000255/1992023 | 25 November 1992 | Insp Rept 50-255/92-23 on 921006-1116.Noncited Violations or Deviations Noted.Major Areas Inspected:Operational Safety Verification,Reactor Trip,Maint Surveillance,Quarterly Mgt Meeting & Dry Cask Storage Project Insps | Safe Shutdown Boric Acid Stroke time Control of Heavy Loads |
| IR 05000155/1990020 | 7 November 1990 | Insp Repts 50-155/90-20 & 50-255/90-27 on 900925-28 & 1015-19.Violations Noted.Major Areas inspected:fitness-for- Duty & Corrective Actions for Audit Findings | |
| IR 05000255/1990016 | 6 July 1990 | Insp Rept 50-255/90-16 on 900618-22 & 25.No Violations Noted.Major Areas Inspected:Mgt Support,Protected & Vital Areas,Detection & Assessment Aids,Package & Vehicle Access, Compensatory Measures & Training & Qualification | Fitness for Duty |
| IR 05000255/1989011 | 1 May 1989 | Partially Withheld Physical Security Insp Rept 50-255/89-11 on 890410-14 (Ref 10CFR73.21).Violations Noted.Major Areas Inspected:Mgt Support,Protected & Vital Area Barriers & Access Control,Including Personnel,Packages & Vehicles | |
| PNO-III-89-007, on 890130 Unit Taken off-line to Repair Primary to Secondary Tube Leak in B Sg.Caused by Leakage Increase Since 890124 & Reaching Licensee Administrative Limit of 0.1 Gpm.Plans Include Preventive Plugging of Tubes | 1 February 1989 | PNO-III-89-007:on 890130 Unit Taken off-line to Repair Primary to Secondary Tube Leak in B Sg.Caused by Leakage Increase Since 890124 & Reaching Licensee Administrative Limit of 0.1 Gpm.Plans Include Preventive Plugging of Tubes | |
| IR 05000255/1988013 | 24 May 1988 | Partially Withheld Insp Rept 50-255/88-13 on 880502-05 (Ref 10CFR73.21).Major Areas Inspected:Security Plan/ Implementing Procedures,Mgt Effectiveness,Security Organization,Testing & Maint & Security Sys Power Supply | Safeguards Contingency Plan |
| IR 05000255/1988009 | 27 April 1988 | Insp Rept 50-255/88-09 on 880411-15.No Violations or Deviations Noted.Major Areas Inspected:Activation of Emergency Plan,Licensee Action on Previously Identified Items & Changes to Emergency Preparedness Program | Siren |
| PNO-III-87-140, on 871111,oiler on Feedwater Block Valve Exploded in Turbine Bldg,Injuring Two Workers.One Individual Taken to Local Hosp & Later Transferred to Kalamazoo,Mi Hosp for Surgery & Second Worker Treated at Plant | 12 November 1987 | PNO-III-87-140:on 871111,oiler on Feedwater Block Valve Exploded in Turbine Bldg,Injuring Two Workers.One Individual Taken to Local Hosp & Later Transferred to Kalamazoo,Mi Hosp for Surgery & Second Worker Treated at Plant | |
| PNO-III-87-134, on 871015,w/unit Cold Shutdown for Maint, Operators Tripped Operating Shutdown Coolant Pump in Response to Alarms & Indications of Fluctuation Pressure within Pump | 16 October 1987 | PNO-III-87-134:on 871015,w/unit Cold Shutdown for Maint, Operators Tripped Operating Shutdown Coolant Pump in Response to Alarms & Indications of Fluctuation Pressure within Pump | |
| PNO-III-87-131, on 871007,util & Bechtel Power Corp Issued Joint Press Release Announcing Tentative Agreement to Form New Joint Venture Which Would Own & Operate Facility.Util Would Continue to Operate Facility Under Contract for 3 Yrs | 7 October 1987 | PNO-III-87-131:on 871007,util & Bechtel Power Corp Issued Joint Press Release Announcing Tentative Agreement to Form New Joint Venture Which Would Own & Operate Facility.Util Would Continue to Operate Facility Under Contract for 3 Yrs | |
| PNO-III-87-097A, on 870714,preliminary Review of Incident Determined That Startup Transformer 1-2 Faulted.Cause of Initial Fault Still Under Investigation | 15 July 1987 | PNO-III-87-097A:on 870714,preliminary Review of Incident Determined That Startup Transformer 1-2 Faulted.Cause of Initial Fault Still Under Investigation | |
| PNO-III-87-097, on 870714,plant Lost Offsite Power Causing Reactor Trip.Caused by Ground Fault in One of Three Startup Transformers.Main Generator Will Be Disconnected from Main Transformer Which Will Feed Power to Plant | 14 July 1987 | PNO-III-87-097:on 870714,plant Lost Offsite Power Causing Reactor Trip.Caused by Ground Fault in One of Three Startup Transformers.Main Generator Will Be Disconnected from Main Transformer Which Will Feed Power to Plant | |
| PNO-III-87-095, on 870709,reduction in Power Occurred Due to Handswitch Failure on Cooling Tower Pump B Discharge Valve. on 870710,decreasing Oil Pressure in Primary Coolant Pump Noted.Possibly Caused by Pump Vibration Creating Oil Leak | 10 July 1987 | PNO-III-87-095:on 870709,reduction in Power Occurred Due to Handswitch Failure on Cooling Tower Pump B Discharge Valve. on 870710,decreasing Oil Pressure in Primary Coolant Pump Noted.Possibly Caused by Pump Vibration Creating Oil Leak | |
| IR 05000255/1987016 | 8 July 1987 | Insp Rept 50-255/87-16 on 870608-12.No Violations Noted. Major Areas Inspected:Confirmatory Measurements Program Including Comparison of Licensee Analyses W/Region III Mobile Lab,Radiological Environ Program & Open Item | |
| PNO-III-87-085, on 870620,while Reducing Power for Governor Valve Test on Main Turbine,Turbine Was Taken Off Line After Discovery of electro-hydraulic Control Fluid Leak on 4 Governor Valve | 22 June 1987 | PNO-III-87-085:on 870620,while Reducing Power for Governor Valve Test on Main Turbine,Turbine Was Taken Off Line After Discovery of electro-hydraulic Control Fluid Leak on 4 Governor Valve | |
| PNO-III-87-081, on 870610,earthquake Measuring 5.0 on Richter Scale Occurred Near Lawrenceville,Il.Unusual Events Declared by Six Power Stations But No Damage Observed.Ground Motion Felt at Five Other Plants | 11 June 1987 | PNO-III-87-081:on 870610,earthquake Measuring 5.0 on Richter Scale Occurred Near Lawrenceville,Il.Unusual Events Declared by Six Power Stations But No Damage Observed.Ground Motion Felt at Five Other Plants | Earthquake |
| ML20214T912 | 4 June 1987 | Exam Rept 50-255/OL-87-01 on 870504-08.Exam Results:Both Senior Operator Candidates Passed.Exam & Answer Key Encl | |
| ML20214U326 | 4 June 1987 | Requalification Exam Rept 50-255/OL-87-02 of Exam Admininstered on 870505-08.Exam Results:Five Senior Operators & Four Operators Passed Exams | |
| IR 05000255/1986035 | 28 May 1987 | Insp Rept 50-255/86-35 on 861216-870216.Violations Noted: Inadequate Review of Mod Package,Inadequate Procedures for Conduct of 10CFR50.59 Evaluations & Failure to Identify Modified Breakers as Class 1E | Boric Acid Packing leak Stroke time Safe Shutdown Earthquake Probabilistic Risk Assessment Coatings Emergency Lighting Unidentified leak |
| IR 05000255/1987007 | 20 April 1987 | Partially Withheld Insp Rept 50-255/87-07 on 870320-30 (Ref 10CFR73.21).No Violations Noted.Major Areas Inspected: Licensee Actions Re Opening of Physical Barrier,Security Plan & Implementing Procedures & IE Info Notice 86-083 | |
| PNO-III-87-053, on 870412,reactor Manually Tripped as Result of Leak in Electrohydraulic Control (EHC) Sys for Main Turbine.Caused by Fatigue Failure of Impeller of Pump in EHC Sys.Pump Repaired | 13 April 1987 | PNO-III-87-053:on 870412,reactor Manually Tripped as Result of Leak in Electrohydraulic Control (EHC) Sys for Main Turbine.Caused by Fatigue Failure of Impeller of Pump in EHC Sys.Pump Repaired | |
| PNO-III-87-044C, on 870405,unit Completed Testing Activities at 30% Level & Increased Power at 45% for Further Testing & Review.Power Held at 45% for Repair of Valve in Cooling Tower Sys & Oil Flow in Main Feedwater Pump Bearing | 10 April 1987 | PNO-III-87-044C:on 870405,unit Completed Testing Activities at 30% Level & Increased Power at 45% for Further Testing & Review.Power Held at 45% for Repair of Valve in Cooling Tower Sys & Oil Flow in Main Feedwater Pump Bearing | |
| PNO-III-87-044B, on 870403,unit Tied to Util Electrical Grid for First Time Since 860519 Reactor Trip.Licensee Began Plant Startup on 870327 But Returned to Cold Shutdown to Replace Failed Nuclear Instrument | 3 April 1987 | PNO-III-87-044B:on 870403,unit Tied to Util Electrical Grid for First Time Since 860519 Reactor Trip.Licensee Began Plant Startup on 870327 But Returned to Cold Shutdown to Replace Failed Nuclear Instrument |