L-2017-090, LER Special Report Regarding Accident Monitoring Instrumentation
L-2017-091, License Amendment Request 252, Application for Technical Specifications Change Regarding Mode Change Limitations Using the Consolidated Line Item Improvement Process
L-2017-148, Special Report - Accident Monitoring Instrumentation
L-2016-230, License Amendment Request 251, Relocate Select High-Range Noble Gas Effluent Monitors from the Technical Specifications to Licensee-Controlled Documents
L-2015-313, Special Report - Accident Monitoring Instrumentation
L-2014-139, Special Report Regarding Accident Monitoring Instrumentation
L-2013-184, Special Report - Accident Monitoring Instrumentation
L-2013-140, Special Report - Accident Monitoring Instrumentation
L-2013-117, Special Report - Accident Monitoring Instrumentation
2CAN041201, License Amendment Request, Technical Specification (TS) Change Related to Revised Fuel Assembly Drop Analysis and Adoption of TSTF-51, TSTF-272, TSTF-286, and TSTF-471
L-2011-521, License Amendment Request No. 214, Response to Request for Additional Information Questions
L-2010-235, LER, Turkey Point, Units 3 and 4, Special Report - Accident Monitoring Instrumentation Inoperable
L-2010-117, Technical Specification Special Report, Accident Monitoring Instrumentation Inoperable Channel a Reactor Vessel Level Monitoring System
L-2010-114, Special Report Re Inoperable Main Steam Lines High Range-Noble Gas Effluent Monitor Greater than 7 Days
L-2010-100, Accident Monitoring Instrumentation Special Report
L-2009-293, Special Report - Accident Monitoring Instrumentation
05000272/LER-1989-017, :on 890505,discovered That Tech Spec Surveillance 4.3.3.3.1 Not Completed within Required Time Frame on 890429.Caused by Personnel Not Reviewing Overdue Surveillance Rept Thoroughly
05000369/LER-1981-042, Forwards LER 81-042/03L-0.Detailed Event Analysis Encl
ST-HL-AE-5143, Seismic Monitor Inoperable for Greater than 30 Days & Subsequent Failure to Submit Special Rept as Required by TS
05000395/LER-1982-062, Forwards LER 82-062/03L-0.Detailed Event Analysis Encl
L-98-157, Special Rept:On 980423,inoperability of Seismic Monitoring Instrument Noted.Caused by Obsolescence of Instrument & Inability to Obtain Necessary Spare Parts.Design Change Is Being Pursued to Obtain Replacement Product
CY-97-082, Special Rept:On 970708,routine Surveillance Testing of Seismic Monitoring Sys Instrumentation Revealed,Data Was Not Being Reproduced by Portion of Playback Sys.Station Presently Pursuing Replacement of Seismic Monitoring Sys
B16997, Application for Amend to License DPR-65,relocating Instrumentation TSs 3.3.3.2,3.3.3.3 & 3.3.3.4 to Mnps,Unit 2 Trm,Per GL 95-10
CY-98-199, Forwards Listing of Corrections Made & Revised Pages for Proposed License Amend 193.Ltr Also Transmits Repaginated Pages for TS Index & Section 1,per Request of NRC Project Manager
3F0488-02, Responds to Violations Noted in Insp Rept 50-302/88-01. Corrective Actions:Tripped Channels Reset & Plant Returned to pre-event Status,Operators Reviewed Actions & Made Aware of Improper Switching Sequence
ST-HL-AE-4299, Special Rept:On 921128,Seismic Monitoring Sys Declared Inoperable & Placed in Out of Svc Log When Listed Hardware Problems Identified.Caused by Failure to Properly Manage TS Required Equipment Priorities.Sys Returned to Operability
2CAN099207, Forwards Addl Info Re Instrument Error Calculations for Containment Bldg & Pressurizer Pressure Transmitters. Calculations 91-EQ-2002-02,Rev 0 & 92-EQ-0002-01,Rev 0(2) Encl.Info Submitted to Support 920709 TS Change Request
A10070, Responds to NRC Re Violations Noted in Insp Rept 50-336/91-28 on 910928-1115.Corrective Actions:Priority I Trouble Rept Initiated Re Repairs on Motor Operator of Valve 2-CH-514
L-94-025, Ter,Audit of Plant Specific License Conversion to STS: Crystal River Unit 3
3F1190-13, Special Rept 90-04:on 901015,portion of Mounting Platform for Triaxial Peak Accelograph on Piping on Top of Steam Generator Melted
W3P87-0237, Suppl 1 to Special Rept SR-85-001:on 850916,seismic Monitor Mounted on Pressurizer Found Damaged & Inoperable.Relocation of Seismic Monitor Completed,But Tech Spec Not Yet Approved
W3P85-1476, Special Rept 85-001-00:on 850905,while in Mode 5,two Triazial Peak Accelerographs in Reactor Bldg Discovered Damaged by Heat & Vibration.Engineers Studying Possibility of Relocating Instruments
TXX-9260, Responds to NRC Re Violations Noted in Insp Rept 50-445/92-43 on 921019-26.Corrective Actions:Lco Initiated to Check Sensor Calibr & Vendor Manual Will Be Amended to Include Justification for Checking Level Sensors
B14192, Special Rept:On 920601,Millstone Unit 2 Entered TS 3.3.3.3 When Seismic Monitoring Sys Removed from Service to Support SG Replacement Outage.Operations Personnel Instructed on Appropriate Actions Re Response to Monitor Alarm
ULNRC-06850, Special Report 2023-03 – Pam Report Inoperability of a Post Accident Monitoring (Pam) Instrument
3F1083-29, Ro:On 831021,notification Received from Kinemetrics Sys That Magnetic Tape Cassettes SI2 & SI3 Were Blank.Caused by Use Past Natural end-of-life.Tapes Sent to Kinemetrics for Analysis
05000213/LER-1998-001, :on 980409,seismic Monitor Sp Was Not in Compliance W/Ts.Caused by Inadequate Engineering Review. Submitted Proposed License Amend to Correct Issue
05000327/LER-1989-004, :on 890127,seismic Monitor Annunciator Switches Outside Acceptable Limits Due to Inadequate Instruction. Personnel Involved Will Be Counseled & Advised of Proper Actions to Take Under Similar Situation
05000395/LER-1987-017, :on 870724,seismic Event Annunciator IYA-1780 Setpoints Determined Greater than Required by Design.Caused by Ae Misreading of Scale & Tabulating Acceleration Values Higher than Design.Procedures to Be Revised
L-99-078, Special Rept:On 990326,seismic Monitoring Instruments Were Declared Inoperable.Caused by Resolution of Potential TS Compliance Issue & Work Scheduling Issue.Instrumentation Was Returned to Svc Following Calibr & Declared Operable
05000334/LER-1999-005, :on 990319,noted Inadequate Meteorological Wind Speed Instrumentation Calibr Range Which Led to Failure to Comply with Ts.Caused by Inadequate Procedures.Plant Wind Speed Sensors Were Removed & re-calibr.With
05000412/LER-1999-004, :on 990312,inadequate Basis for Seismic Instrument Setpoints & Calibration Led to TS Noncompliance. Caused by Discrepancy in Tss.Noncompliances Were Corrected & Appropriate Procedures Were Revised.With
L-2011-046, License Amendment Request No. 214 Accident Monitoring Instrumentation Technical Specification Changes Regarding High Range-Noble Gas Effluent Monitors-Main Steam Lines Accident Monitoring Instrumentation
05000302/LER-1985-018, :on 850412,technicians Failed to Note in Appropriate Spaces of Transmittal Document That Seismic Trigger Removed & Surveillance Procedure Did Not Meet Acceptance Criteria.Personnel Counseled
05000346/LER-1988-001, :on 880106,seismic Trigger Installed in June 1977 Determined Not to Meet Tech Spec Frequency Range Response.Cause Due to Original Trigger Being Replaced When Surveillance Test Failed
05000443/LER-1992-014, :on 920901,missed TS Surveillance on Seismic Monitoring Instrumentation Missed.Caused by Inadequate Communication.Operating Mgr Will Review Event W/Each Operating Crew & W/Work Control Supervisor
05000327/LER-1991-026, :on 911107,circuit Breakers Declared Inoperable & LCO 3.8.3.3. Centered After Determining Motor Control Ctrs Breakers Could Not Open Instantaneously.Caused by Lack of Breaker Coordination
05000315/LER-1983-093-03, /03L-0:on 830915,false Event Recorded on Diesel Generator Cd Room Peak Recording Accelerometer.Cause Not Stated.Personnel Cautioned
05000302/LER-1983-047-03, /03L-0:on 831021,two Seismic Monitoring Instrumentation Channels Assumed to Have Been Inoperable for at Least 30 Days.Caused by Inadequate Procedure,Allowing Cassettes to Be Used Past Natural end-of-life
05000336/LER-1994-025-01, :on 940907,seismic Monitor Recorder Inoperable for Greater than 30 Days.Caused by Personnel Error.Recorder Repaired
05000424/LER-1991-001-03, :on 910201,last Analog Channel Operational Tests for Four Triaxial time-history Accelerograph Seismic Monitoring Instruments in Error.Caused by Inadequate Surveillance Procedure.Procedure Revised
05000482/LER-1991-005, :on 910208,setpoint for Containment Base Slab Triaxial Response Spectrum Recorder Incorrectly Set.Caused by Changed Design Specs.Setpoint Change Request Approved & Surveillance Test Procedure Revised
05000382/LER-1990-014-01, :on 900922,control Room Outside Air Isolation Due to Procedural Inadequacy
05000346/LER-1990-009, :on 900426,source-check of Station Vent Radiation Monitors Not Performed Per Tech Spec 3.3.3.10. Caused by Use of Outmoded Light Emitting Dioide as Check Source.Source Check Procedures Revised
05000315/LER-1982-004-03, /03L-0:on 820105,while Performing Surveillance Test,One Tape Was Found Inoperable.Caused by Failure to Advance Tape on 811204.Control & Instrumentation Personnel Have Received Addl Training
05000302/LER-1981-075-03, /03L-0:on 811127,while Performing SP-155,channel Check of Triaxial Peak accelographs,SI-5-MEI Accelograph Discovered Inoperative.Caused by Rigorous Environ & Age. Accelograph Replaced
05000325/LER-1981-069-03, /03L-0:on 810930,primary Containment Atmosperic Monitor 1-CAC-ATH-1259 Tripped.Caused by Frozen Condensate in Condenser Coils of Monitor Analyzer Air Dryer Due to Misadjusted Hotgas Bypass Valve.Valve Adjusted
05000369/LER-1981-091, Forwards LER 81-091/03L-0.Detailed Event Analysis Encl
L-93-162, Special Rept:On 930610,SJAE SPING-4 Monitor RAD-3-6417 Out of Svc for More than Seven Days Due to Failed Detector. Temporary Moisture Separator Being Installed,In Area of Lower Ambient Temp Which Is Expected to Reduce Moisture
L-92-261, Special Rept:On 920824,Hurricane Andrew Struck Plant W/Both Units in Mode 4.Sample Line from Plant Vent Stack to SPING-4 Severed.Caused by Extreme Weather Due to Hurricane.Plant Change/Mod 92-104 Issued to Repair Sample Line
L-93-108, Suppls 930211 Application for Amends to Licenses DPR-31 & DPR-41,modifying TS Section 6.0, Administrative Controls to Address Licensed Qualifications of Operations Manager,Per 930323 Meeting W/Nrc.Curriculum for Training Course Encl
05000528/LER-1989-014, :on 890622,discovered That Seismic Monitor Had Been Disconnected & Inoperable Since 890422.Caused by Procedural Failure.Procedure for Removal of Reactor Coolant Pump Motor Being Revised to Alert Personnel
05000528/LER-1988-001-01, :on 880104,special Rept Not Submitted as Required by Tech Spec 3.3.3.3.Special Rept Required to Rept Seismic Monitoring Sys Inoperable Longer than 30 Days. Caused by Personnel Error.Cause Under Review
L-93-102, Special Rept:On 930310,longitudinal Channel of Common Seismic Monitor Recorder & Indicator Declared Out of Svc & Remained Out of Svc Longer than Allowed by Ts.Util Awaiting Repairs to Instruments by Vendor
L-94-101, Application for Amends to Licenses DPR-67 & NPF-16, Relocating Seismic Monitoring Instrumentation LCOs for Operation,Srs & Associated Tables in TS 3.3.3.3,4.3.3.3.1 & 4.3.3.3.2 to Updated Fsar,Per NUREG-1432
05000250/LER-2010-004-01, Regarding Inoperable Main Steam Line Accident Monitoring Instrumentation-Supplement
05000250/LER-2004-005, Re Heat-Damaged Cables Causing Potential Inoperability of 2 of 3 Pressurizer Water Level Monitoring Channels
05000251/LER-2003-001, From Turkey Point 4 Regarding Channel Failure of Qualified Safety Parameter Display System
L-2014-065, Special Report - Accident Monitoring Instrumentation
05000334/LER-1984-016, :on 841027,due to Metal Filings Found in Seismic Sensor,Spare Defective Sensor Used.Defective Sensor Returned to Vendor for Repair But Not Returned to Util within 90 Days.Caused by Personnel Error