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	Issue date	Title	Topic
IR 05000277/1999007	19 October 1999	Insp Rept 50-277/99-07 & 50-278/99-07 on 990810-0922.No Violations Noted.Major Areas Inspected:Operations,Maint, Engineering & Plant Support	Operability Determination Siren
IR 05000277/1999302	13 October 1999	NRC Operator Licensing Exam Repts 50-277/99-302OL & 50-278/99-302OL (Including Completed & Graded Tests) for Tests Administered on 990913-16.All Applicants Passed All Portions of Exams	High Radiation Area Job Performance Measure Fuel cladding
PNO-I-99-045, on 990923,operators at Limerick Generating Station Declared Unusual Event Due to Presence of Toxic Gases within Site Boundary.No Toxic Gases Were Detected within Main Cr.No Personnel Were Injured or Made Ill	24 September 1999	PNO-I-99-045:on 990923,operators at Limerick Generating Station Declared Unusual Event Due to Presence of Toxic Gases within Site Boundary.No Toxic Gases Were Detected within Main Cr.No Personnel Were Injured or Made Ill
IR 05000352/1999005	16 September 1999	Insp Repts 50-352/99-05 & 50-353/99-05 on 990713-0816.One Violation Noted & Being Treated as Ncv.Major Areas Inspected:Operations,Maint,Engineering & Plant Support	Siren
IR 05000352/1999303	8 September 1999	Exam Repts 50-352/99-303OL & 50-353/99-303OL on 990812.Exam Results: One Reactor Operator Applicant Was Administered Retake Section B of Test & Passed	Job Performance Measure
IR 05000352/1999004	10 August 1999	Insp Repts 50-352/99-04 & 50-353/99-04 on 990525-0712.One Violation Noted & Being Treated as Ncv.Major Areas Inspected:Aspects of Licensee Operations,Engineering & Maint	Safe Shutdown Reactor Vessel Water Level Grab sample Operability Assessment
IR 05000352/1999302	4 August 1999	NRC Operator Licensing Exam Repts 50-352/99-302 & 50-353/99-302 Adminsitered on 990702-14 (Administration) & 990715-22 (Grading).Six of Six Limited SROs Passed All Portions of Exams	Shutdown Margin High Radiation Area Stroke time Job Performance Measure Foreign Material Exclusion Overtravel
IR 05000277/1999301	4 August 1999	NRC Operator Licensing Exam Repts 50-277/99-301 & 50-278/99-301 Administered on 990702-14 (Administration) & 990715-22 (Grading).Six of Six Limited SROs Passed All Portions of Exams	Shutdown Margin High Radiation Area Stroke time Job Performance Measure Foreign Material Exclusion Overtravel
IR 05000277/1999005	27 July 1999	Insp Repts 50-277/99-05 & 50-278/99-05 on 990518-0628. Non-cited Violations Noted.Major Areas Inspected:Operations, Surveillances & Maintenance,Engineering & Technical Support & Plant Support Areas	Safe Shutdown Offsite Dose Calculation Manual Emergency Lighting Process Control Program Operability Determination Exemption Request Fire Protection Program Fire Watch Exclusive Use
IR 05000352/1999003	24 June 1999	Insp Repts 50-352/99-03 & 50-353/99-03 on 990413-0524.No Violations Noted.Major Areas Inspected:Operations, Maintenance,Engineering & Plant Support.Also Inspected, Radiological Protection,Security & Inservice Insp	Safe Shutdown High Radiation Area Non-Destructive Examination Fire Barrier Nondestructive Examination
IR 05000277/1999004	11 June 1999	Insp Repts 50-277/99-04 & 50-278/99-04 on 990405-0517. Non-cited Violation Noted.Major Areas Inspected:Operations, Surveillances & Maintenance,Engineering & Technical Support & Plant Support Areas	Safe Shutdown Fitness for Duty Operability Determination Siren
IR 05000352/1999002	7 May 1999	Insp Repts 50-352/99-02 & 50-353/99-02 on 990302-0412. Violations Noted & Being Treated as non-cited Violations. Major Areas Inspected:Operations,Maint,Engineering & Plant Support	Safe Shutdown Fire Barrier Operability Determination Continuous fire watch Fire Protection Program Fire Watch Scaffolding
IR 05000352/1999301	30 April 1999	NRC Operator Licensing Exam Repts 50-352/99-301 & 50-353/99-301 Administered on 990312-19 (Administration & 990322-26 (Grading).Exam Results:Five RO & Four SRO Applicants Were Administered Exam.One RO & One SRO Failed
PNO-I-99-019, on 990420,Limerick Unit 1 Automatically Shutdown from 100% Power on Low Rwl Due to Loss of Mfw. Normal Feedwater Sys Has Been Restored,Which Allowed for Securing of RCIC & HPCI Systems.Licensee Issued Pr	21 April 1999	PNO-I-99-019:on 990420,Limerick Unit 1 Automatically Shutdown from 100% Power on Low Rwl Due to Loss of Mfw. Normal Feedwater Sys Has Been Restored,Which Allowed for Securing of RCIC & HPCI Systems.Licensee Issued Pr	Reactor Vessel Water Level
IR 05000352/1999001	26 March 1999	Insp Repts 50-352/99-01 & 50-353/99-01 on 990112-0301. Violations Noted.Major Areas Inspected:Operations, Engineering,Maint & Plant Support	Safe Shutdown Offsite Dose Calculation Manual Fire Barrier Emergency Lighting Fire Protection Program Fire Watch
IR 05000277/1999001	25 March 1999	Insp Repts 50-277/99-01 & 50-278/99-01 on 990105-0215.No Violations Noted.Major Areas Inspected:Operations, Surveillances & Maint,Engineering & Technical Support & Plant Support Including Security & Safeguards Activities	Offsite Dose Calculation Manual Probabilistic Risk Assessment Large early release frequency Operability Determination
PNO-I-99-011, on 990208,operators Experienced lock-up of Unit 2 Plant Monitoring Sys Computers While Performing Testing for Y2K Mod of Rod Worth Minimizer Sys.Region I Public Affairs Prepared to Respond to Media Inquiries	3 March 1999	PNO-I-99-011:on 990208,operators Experienced lock-up of Unit 2 Plant Monitoring Sys Computers While Performing Testing for Y2K Mod of Rod Worth Minimizer Sys.Region I Public Affairs Prepared to Respond to Media Inquiries
IR 05000277/1998009	1 February 1999	Insp Repts 50-277/98-09 & 50-278/98-09 on 981116-1204. Violations Noted.Major Areas Inspected:Reactor Core Isolation Cooling & 4kV Electrical Distribution Sys Operation Under Normal & Emergency Operating Conditions	Stroke time Enforcement Discretion
ML20202J824	1 February 1999	Notice of Violation from Insp on 981116-1204.Violation Noted:On 981204 There Were Two Instances Where PECO Had Failed to Properly Translate Design Info Into Procedures Used for safety-related Activities	Stroke time
IR 05000277/1998011	1 February 1999	Insp Repts 50-277/98-11 & 50-278/98-11 on 981110-990104. Violations Noted.Major Areas Inspected:Operations,Maint, Engineering & Plant Support	Safe Shutdown Earthquake Temporary Modification Finite Element Analysis Job Performance Measure License Renewal
ML20202J536	29 January 1999	Notice of Violation from Insp on 980309-1222.Violation Noted:Three Licensee Operators Failed to Successfully Complete Requalification Program for Facility for Which License Being Sought
ML20199C657	6 January 1999	Notice of Violation from Insp on 981018-1130.Violation Noted:On 981105,procedure M-053-006,required by App a of Reg Guide 1.33,not Implemented as Required by Procedure A-C-079
ML20199C664	6 January 1999	Insp Repts 50-352/98-09 & 50-353/98-09 on 981018-1130. Violations Noted.Major Areas Inspected:Operations, Engineering,Maintenance & Plant Support	Missed surveillance
IR 05000277/1998012	16 December 1998	Insp Repts 50-277/98-12 & 50-278/98-12 on 981116-19.No Violations Noted.Major Areas Inspected:Emergency Preparedness full-participation Exercise Evaluation
ML20206N682	11 December 1998	Notice of Violation from Insp on 980922-1109.Violation Noted:On 980810,chemistry Technicians Failed to Properly Perform Required Actions of Step 4.4.3 When D Detector, RIS-2-17-458D Went Downscale During Test
IR 05000277/1998010	11 December 1998	Insp Repts 50-277/98-10 & 50-278/98-10 on 980922-1109. Violations Noted.Major Areas Inspected:Licensee Operations, Surveillances & Maint,Engineering & Technical Support & Plant Support	Safe Shutdown High Radiation Area Half scram Fire Barrier Foreign Material Exclusion Scram Discharge Volume Operability Determination Exemption Request Continuous fire watch Fire Watch Hourly Fire Watch Scaffolding Inattentive
ML20196C337	23 November 1998	Insp Repts 50-352/98-08 & 50-353/98-08 on 980901-1017.No Violations Noted.Major Areas Inspected:Operations,Maint, Engineering & Plant Support.Security & Safeguards Activities Were Conducted in Manner That Protected Public Health	Hot Short Enforcement Discretion Probabilistic Risk Assessment Coatings Job Performance Measure Process Control Program Maintenance Rule Program Fire Protection Program Grace period Power Uprate
ML20155F757	30 October 1998	NRC Operator Licensing Exam Repts 50-277/98-301OL & 50-278/98-301(OL) (Including Completed & Graded Tests) for Exams Administered on 980914-22.All Applicants Passed Exam
ML20155D457	28 October 1998	Insp Repts 50-277/98-08 & 50-278/98-08 on 980811-0921. Violations Noted.Major Areas Inspected:Operations, Surveillances & Maintenance,Engineering & Technical Support & Plant Support Areas	Enforcement Discretion Locked High Radiation Area Job Performance Measure Process Control Program Operability Determination Downpower
ML20155D414	28 October 1998	Notice of Violation from Insp on 980811-0921.Violation Noted:Prior to 980912,PECO Failed to Properly Maintain Sys Operation Procedure 12.1.A-3,rev 19,resulting in Two RWCU Sys Events in August 1998
IR 05000352/1998007	25 September 1998	Insp Repts 50-352/98-07 & 50-353/98-07 on 980707-0831.No Violations Noted.Major Areas Inspected:Operations, Engineering,Maint & Plant Support	Safe Shutdown Fire Barrier Scaffolding Siren
IR 05000277/1998007	15 September 1998	Insp Repts 50-277/98-07 & 50-278/98-07 on 980623-0810.No Violations Noted.Major Areas Inspected:Operations,Maint, Engineering & Plant Support	High Radiation Area Ultimate heat sink Fire Barrier Hydrostatic Missed surveillance Foreign Material Exclusion Scram Discharge Volume Maintenance Rule Program Deep Dose Equivalent Offsite Circuit Coast down
IR 05000352/1998005	7 August 1998	Insp Repts 50-352/98-05 & 50-353/98-05 on 980601-24. Violations Noted.Major Areas Inspected:Backlogged Engineering Activities	Hot Short Safe Shutdown Squib Operability Determination Fatality
ML20237A309	7 August 1998	Notice of Violation from Insp on 980606-24.Violation Noted: Defective Equipment in Supply Circuit Breaker of Load Ctr 124B Not Identified & Corrected & on 980322 Breaker Tripped Unexpectedly & de-energized All Loads Supplied by Center
IR 05000171/1998001	7 August 1998	Insp Rept 50-171/98-01 on 980612.No Violations Noted. Major Areas Inspected:Review of Facility Mgt & Control, Decommissioning Support Activities,Radiological Safety & Independent Measurements by Inspector	Fire Protection Program
IR 05000352/1998004	5 August 1998	Insp Repts 50-352/98-04 & 50-353/98-04 on 980519-0706. Violations Noted.Major Areas Inspected:Aspects of PECO Energy Operations,Engineering & Maint	Half scram Missed surveillance Operability Determination Operability Assessment
ML20236X816	5 August 1998	Notice of Violation from Insp on 980519-0706.Violation Noted:As of 980304,licensee Had Not Submitted LER for Condition Prohibited by Plant TS within 30 Days After Discovery of Event
ML20236R751	16 July 1998	Notice of Violations from Insp on 980505-0622.Violations Noted:On 980515,inoperable B Channel Had Not Been Placed in Tripped Condition for Approx 28 H
ML20236R766	16 July 1998	Insp Repts 50-277/98-06 & 50-278/98-06 on 980505-0622. Violations Noted.Major Areas Inspected:Operations,Maint, Engineering & Plant Support	Half scram Emergency Lighting Missed surveillance Foreign Material Exclusion Through-Wall Leak Downpower
ML20236M733	7 July 1998	Notice of Violation & Proposed Imposition of Civil Penalty in Amount of $55,000.Violation Noted:During 970901-980121, Condition Adverse to Quality Existed Involving Inoperability of 1B RHR Min Flow Valve & No C/As Taken	Condition Adverse to Quality
ML20237E424	1 July 1998	EN-98-049:on 980707,notice of Proposed Imposition of Civil Penalty in Amount of $55,000 Issued to Licensee.Action Based on Two Violations Re Failure to Take Appropriate Corrective Action to Address Conditions Adverse to Quality at Facility
IR 05000352/1998003	18 June 1998	Insp Repts 50-352/98-03 & 50-353/98-03 on 980317-0518. Violations Noted.Major Areas Inspected:Aspects of PECO Energy Operations,Engineering,Maint & Plant Support	Shutdown Margin Packing leak Commercial Grade Dedication Nondestructive Examination Foreign Material Exclusion Operability Determination Liquid penetrant Coast down
ML20249C190	18 June 1998	Notice of Violation from Insp on 980317-0518.Violation Noted:Measures Established to Correct Nonconformances Re Log Entries,Identified in Violation 97-10-01,did Not Preclude Repetition of Similar Problem
ML20249A484	11 June 1998	Notice of Violation & Proposed Imposition of Civil Penalty in Amount of $55,000.Violation Noted:During Eecs Suction Strainer Replacement Mod in Oct 1997,licensee Did Not Establish Instructions & Procedures to Prevent Foreign Matl
ML20249A078	9 June 1998	Notice of Violation from Insp on 980315-0504.Violation Noted:Radiation Area Signs Were Not Visible Nor Conspicuous	High Radiation Area
IR 05000277/1998002	9 June 1998	Insp Repts 50-277/98-02 & 50-278/98-02 on 980315-0504. Violations Noted.Major Areas Inspected:Operations,Maint, Engineering & Plant Support	Safe Shutdown High Radiation Area Excess Flow Check Valve Operability Determination Scaffolding Coast down
ML20237E693	8 June 1998	EN-98-045:on 980611,notice of Proposed Imposition of Civil Penalty in Amount of $55,000 Issued to Licensee.Action Based on Two Violations Re Failure to Implement Adequate Foreign Matls Exclusion Program at Facility,Which Led to Debris
PNO-I-98-019, on 980603,operators Found One of Three Standby Liquid Injection Pumps Running & Injecting Into Reactor Vessel.No Alarms Identified on Redundant Reactivity Control Sys Which Provides Automatic SLC Initiation Feature	4 June 1998	PNO-I-98-019:on 980603,operators Found One of Three Standby Liquid Injection Pumps Running & Injecting Into Reactor Vessel.No Alarms Identified on Redundant Reactivity Control Sys Which Provides Automatic SLC Initiation Feature
IR 05000277/1997004	14 May 1998	Insp Repts 50-277/97-04 & 50-278/98-04 on 980309-13 & 0330-0403 (Onsite) & 980314-0429 (Inoffice).Violation Noted. Major Areas Inspected:Licensed Operator Requalification Training & Evaluation & Maint Rule Implementation Areas	Probabilistic Risk Assessment Job Performance Measure Maintenance Rule Program
ML20247L279	14 May 1998	Notice of Violation from Insp on 980309-13 & 0330-0403. Violation Noted:From January 1998 to 980313,facility Licensee Administered Annual Operating Test to Operators in Manner That Sample Not Sufficiently Comprehensive	Maintenance Rule Program

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