Similar Documents at Cook |
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Category:NPDES NONCOMPLIANCE NOTIFICATION
MONTHYEARML17326A1191999-09-10010 September 1999
NPDES Noncompliance Notification:On 990909,unnatural Turbidity Was Observed at Cook Plant Outfall 001 & 002. Caused by Bentonite Clay Being Fed Into Discharge Vaults During Molluscicide Treatment.Terminated Clay Feed
ML17326A0431999-07-0909 July 1999
NPDES Noncompliance Notification:On 990707,unnatural Turbidity Was Observed at Outfall 002.Caused by Bentonite Clay Being Fed Into Discharge Vaults During Molluscicide Treatment.Clay Feed Was Terminated on 990708
ML17326A0421999-07-0909 July 1999
NPDES Noncompliance Notification:On 990707,sample Taken Showed Residual Clam-Trol CT-2 Value of 0.17 Ppm.Caused by Interruption of Clay Feed to Unit 1 Discharge Vault.Valve Was Cleared & Clay Feed Was re-established
ML17335A1441998-07-31031 July 1998
NPDES Noncompliance Notification:On 980623,ice-making Sys Discharge Line Developed Leak & Oversprayed Containment Spillings Approx 50 Gallons.Caused by Vibration & Wear Against Line.Discharge Line Supports Have Been Redesigned
ML17334B8161998-07-0808 July 1998
NPDES Noncompliance Notification:On 980617,discovered Lube Oil Discharge.Caused by Leaking Tubes Due to Corrosion of Tubes.Leaking Tubes Repaired & Established Insp/Preventive Maint Program for Lube Oil Coolers
ML17334B7571998-04-27027 April 1998
NPDES Noncompliance notification:980327,boiler Condensate Spill Occurred.Caused by Small Amount of Condensate on Metal Skirting Surrounding Containment Berm.Failed Condensate Valve Was Replaced
ML17334A6861998-03-13013 March 1998
NPDES Noncompliance Notification:On 980209,boiler Condensate Spill Occurred.Caused by Failed Sight Glass on Rental Plant Heating Boiler.Replaced Site Glass & Installed Plexiglass Shield Around Site Glass to Protect Operators
ML17334A5881997-12-0909 December 1997
NPDES Noncompliance Notification:On 971108 Plant Personnel Chlorination Sys Was Shut Down,Due to Valve Lineup Error Made During Startup of Continuous Chlorination After Shutdown.Corrected Lineup & Repositioned Valve
ML17333A3881996-03-13013 March 1996
NPDES Noncompliance Notification:On 960310,continuous Ph Monitoring of Outfall 00D(turbine Room Sump)Interrupted. Caused by Electronic Failure of Monitoring Instrumentation. Grab Samples Performed & Monitor Recalibrated on 960311
ML17333A3871996-02-28028 February 1996
NPDES Noncompliance Notification:On 960226,continuous Ph Monitoring of Outfall 00D(Turbine Room Sump) Interrupted. Caused by Fouling of Ph Instrumentation Glass Electrode. Electrode Cleaned & Ph Monitor Returned to Svc
ML17332A9791995-09-21021 September 1995
NPDES Noncompliance Notification:On 950916,unnatural Turbidity Observed at Plant Outfalls 001 & 002 During Molluscicide Treatment at Plant.Preventive Actions Not Possible Due to Detoxificaion Requirements in NPDES Permit
ML17332A9551995-09-0808 September 1995
NPDES Noncompliance Notification:On 950829,hydraulic Oil Spill Occurred While Divers Using Hydraulic Brushes to Remove Zebra Mussels from Plant Screenhouse Intake Forebay Walls.Oil Absorbent Booms Deployed Into Forebay
ML17332A9541995-09-0707 September 1995
NPDES Noncompliance Notification:On 950831,determined That Discharge from Outfall 00C (Heating Boiler Blowdown) Exceeded Concentration of Monethanolamine Submitted in NPDES Application Due to Valve Being Aligned in Open Position
ML17332A8301995-06-0808 June 1995
NPDES Noncompliance Notification:On 950530,spill of Ethylene Glycol Occurred When Contracted Svc Technician Troubleshooting Portable Welding Machine.Ethylene Glycol Coolant Replaced W/Propylene Glycol Coolant
ML17332A6991995-03-23023 March 1995
NPDES Noncompliance Notification:On 950205 to 16,33 Wild Ducks Entrained in Intake Cribs & Subsequently Collected on Intake Screens within Screenhouse.Suspect Ducks Entrained While Feeding on Zebra Mussels
ML17332A6961995-03-20020 March 1995
NPDES Noncompliance Notification:On 950301,bypass Discharge from Turbine Room Sump Through Emergency Over Flow Piping Into Intake Forebay to Lake Michigan
ML17331B3311994-03-30030 March 1994
NPDES Noncompliance Notification:On 940303,determined HVAC Sys Leaking Water Containing Approx 1,000 Mg/Liter Sodium Nitrite at Calculated Rate of 0.5 Gpm
ML17331A8841993-06-0808 June 1993
NPDES Noncompliance Notification:On 930526 Chlorine Exceedance Incorrectly Stated Event Occurred on May 21 Instead of Actual Date of May 19.Licensee Apologizes for Inconvenience Error May Have Caused
ML17331A1251993-03-24024 March 1993
NPDES Noncompliance Notification:On 930322,plant Personnel Discovered Small Oil Sheen at North Storm Water Outfall 001S.Oil Residue from Parking Lot Gradually Entered Lake Michigan.Oil Absorbent Booms in Place at Outfall
ML17329A6821992-11-12012 November 1992
NPDES Noncompliance Notification:On 921109,review of Records Determined That First Quarter 1992 Samples for Stormwater Outfall 001S Not Collected.Quarterly Sampling Requirement Added to Computerized Tracking Sys
ML17329A5521992-07-0202 July 1992
NPDES Noncompliance Notification:On 920630,minor Inadvertent Discharge of Treatment Chemical Clam-trol CT-1 May Have Occurred.Fire Protection Clam-trol Treatment Was Suspended Immediately & Will Not Be Resumed Until Alterations Made
ML17329A5481992-06-29029 June 1992
NPDES Noncompliance Notification:On 920624,grab Sample of Outfall 002 Circulating Water Discharge Indicated TRC Concentration of 0.33 mg/1.Caused by Flow Balance Between Plant Sys.Unit 1 in Shutdown Condition
ML17329A5401992-06-10010 June 1992
NPDES Noncompliance Notification:On 920606,grab Sample of Outfall 002 Circulating Water Discharge Indicated Total Residual Chlorine Above Timits.Caused by Manfunctioning Svc Water Flow Meter.Flow Meter Will Be Replaced
ML20086T9911992-01-0303 January 1992
Noncompliance Notification:On 911219,approx 400 Diving Ducks Collected in Circulating Water Sys Screenwash Baskets.Caused by Abundant Food Supply Provided by Circulating Water Discharge.Flow Rates Reduced
ML17329A3231991-12-10010 December 1991
NPDES Noncompliance Notification:On 911129,discovered That HX Associated W/Component Cooling Water Sys Leaking & Drop in Sys Surge Tank Level Occurred.Approx 5,300 Gallons of Water Leaked from Sys.Hx Isolated for Repairs
ML17329A0961991-07-11011 July 1991
Final NPDES Notification Re Exceeding Heat Addition Effluent Limitation on 910701-05 on Outfall 001 & 002. Cause Under Investigation.Power Reduction Initiated on 910705 to Meet Limitations
ML17328B0091991-04-0909 April 1991
NPDES Noncompliance Notification:On 910327,automatic Temp Recorder for Outfall 001 Failed & No Temp Measurements Recorded from 910328-31.Plant Procedures Will Be Revised to Describe Compensatory Sampling Measures in Event of Failure
ML17334B3961991-02-26026 February 1991
NPDES Noncompliance Notification:On 910220 & 21,unmonitored Discharges Occurred from Turbine Room Sump.Caused by Inoperable Ph Meter.Turbine Sump Room Isolated & Job Order Written to Repair Meter
ML17328A7641990-10-30030 October 1990
NPDES Noncompliance Notification:On 901025,five Unmonitored Discharges from Turbine Room Sump Occurred Releasing 250,000 Gallons of Water.Caused by Downstream Blockage of Flow to TRS Sample Line.In Interim,Ph Sampling Performed
ML17325B3311989-11-0707 November 1989
Notifies That Total Recoverable Petroleum Hydrocarbons Sample Collected on 891006 Contained 0.9 mg/1 Trph.Util Believes Amount to Be Anomalous Value
ML17326B5701989-03-0909 March 1989
NPDES Noncompliance Notification:Prefilter Backwash Limitations Exceeded for Feb 1989.Plan to Ensure Future Compliance W/Npdes Permit Requirements Will Be Submitted to Plainwell District Ofc
ML17326B5541989-03-0606 March 1989
NPDES Noncompliance Notification:On 890224,leak Found in Main Turbine Lubricating Oil Coolers.Cause Not Stated. Leaking Cooler Isolated & Tube Plugged & Eddy Current Testing Performed to Determine Integrity of Remaining Tubes
ML17326B4981988-11-18018 November 1988
NPDES Noncompliance Notification:On 881114,sample of Prefilter Backwash Effluent (Outfall 00F) Analyzed for Suspended Solids & Indicated 171 mg/1.Rough Lake Conditions Stirred Bottom Sediments Coming Into Plant Intake Water
ML17326B4941988-11-0707 November 1988
NPDES Noncompliance Notification:On 881031,prefilter Backwash Discharge (Outfall 00F) Indicated Suspended Solids Concentration of 138 Mg/L
ML17325A9811988-10-0505 October 1988
NPDES Noncompliance Notification:On 880919,water Makeup Prefilter Backwash Sample Exceeded Limitations.Caused by High Solids in Intake from Lake Michigan.Plant Personnel Reminded About Need to Evaluate & Rept Analyses Promptly
ML17325A9291988-09-13013 September 1988
NPDES Noncompliance Notification:On 880910,Unit 1 Discharged Taken During Circulating Water Chlorination Showed Chlorine Concentration of 0.135 Mg/L.Caused by Temporary Reduced Water Flow Through Sys.Pump Chlorine Feed Reduced
ML17325A8441988-06-15015 June 1988
NPDES Noncompliance Notification:On 880602,oil Spill of Approx 300 Gallons from Underground Storage Tank Occurred. Cleanup & Recovery Measures Underway.Repairs Will Be Made to Leak Area.Cleanup Will Be Completed by 880617
ML17325A4911987-11-23023 November 1987
NPDES Noncompliance Notification:On 871117,analysis of Grab Sample of Unit Discharge Taken During Circulating Water Chlorination Showed Total Residual Chlorine Concentration Above Limits.Caused by Vibration Causing Valve to Close
ML17325A2961987-09-14014 September 1987
NPDES Noncompliance Notification:On 870901,spill from Turbine Room Sump,Outfall 00D Occurred.Approx 9,000 Gallons of Water Overflowed to Lake Michigan.Grab Sample Indicated Ph of 6.57 & No Trace of Oil & Grease.Caused by Repairs
ML17325A2681987-08-11011 August 1987
NPDES Noncompliance Notification:On 870805,chlorination of Circulating Water Commenced Due to Biological Fouling.Total Residual Chlorine Levels Recorded on 870805,08 & 09 Listed
ML17334B1161987-07-0606 July 1987
NPDES Noncompliance Notification:On 870630,monitoring Turbine Room Sump Process Ph Meter Found to Be Inoperative. Turbine Room Sump May Have Discharged to Absorption Pond During Previous 5 H W/O Continuous Monitoring
ML17325A0831987-04-27027 April 1987
NPDES Noncompliance Notification:On 870410,oil Entered Yard Drain When Pressurized Tank Sprayed Out 10 Gallons Number 2 Fuel Oil During Attempt to Measure Level in east-middle Heating Boiler Fuel Oil Tank.Cleanup Began Immediately
ML20213G9891986-11-14014 November 1986
NPDES Noncompliance Notification:On 861107,recording Instrument from Which Circulating Water Intake & Discharge Temps Obtained Failed.Caused by Faulty servo-motor.Recording Instrument Repaired & Returned to Svc
ML20214P9961986-09-0909 September 1986
Corrected NPDES Noncompliance Notification:On 860903,turbine Room Sump Overflowed Into Circulating Water Sys Intake Forebay.Caused by Airlocked Suction Lines.Grab Sample Taken. Condition Rept Will Determine Corrective Action
ML17324A9981986-07-14014 July 1986
NPDES Noncompliance Notification:On 860709,discovered That Grab Sample for Suspended Solids Not Obtained for Steam Generator Blowdown During 860629 Startup.Blowdown Sys Used for Weekly Sampling Frequency
ML20211K5131986-06-19019 June 1986
NPDES Noncompliance Notification:On 860616,during Draining & Cleaning Steam Generators,Suspended Solids Sample from Startup Blowdown Flash Tank Revealed Concentration of 172 Ppm.Probably Caused by Boric Acid
ML20205S8491986-06-0202 June 1986
NPDES Noncompliance Notification:On 860528,w/both Nuclear Units Out of Svc,Heating Boiler Started.Blowdown Sample Had Suspended Solids Concentration of 129.Caused by Chemical Shock
ML17321A9411985-10-24024 October 1985
NPDES Noncompliance Notification:On 851023,sample Taken of Suspended Solids Concentration Elevated.Caused by Chemical Shock Due to Batch Addition of Chemical Treatment
ML20198A8631985-10-24024 October 1985
NPDES Noncompliance Notification:On 851019,steam Generator Found to Have Suspended Solids Concentration of 2,442 Ppm. Caused by Recent Steam Generator Cleaning
ML20138N6271985-10-24024 October 1985
NPDES Noncompliance Notification:On 850716,plant Heating Boiler Started While Both NSSS Out of Svc.Blowdown Sample Taken on 851022,contained Suspended Solids Concentration of 169 Ppm.On 851023,sample Contained 195 Ppm
1999-09-10
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Category:TEXT-ENVIRONMENTAL REPORTS
MONTHYEARML17326A1191999-09-10010 September 1999
NPDES Noncompliance Notification:On 990909,unnatural Turbidity Was Observed at Cook Plant Outfall 001 & 002. Caused by Bentonite Clay Being Fed Into Discharge Vaults During Molluscicide Treatment.Terminated Clay Feed
ML17326A0421999-07-0909 July 1999
NPDES Noncompliance Notification:On 990707,sample Taken Showed Residual Clam-Trol CT-2 Value of 0.17 Ppm.Caused by Interruption of Clay Feed to Unit 1 Discharge Vault.Valve Was Cleared & Clay Feed Was re-established
ML17326A0431999-07-0909 July 1999
NPDES Noncompliance Notification:On 990707,unnatural Turbidity Was Observed at Outfall 002.Caused by Bentonite Clay Being Fed Into Discharge Vaults During Molluscicide Treatment.Clay Feed Was Terminated on 990708
ML17325B6131998-12-31031 December 1998
Annual Radioactive Effluent Release Rept for 980101-1231 for DC Cook Nuclear Plant,Units 1 & 2.
ML17335A5241998-12-31031 December 1998
Annual Environ Operating Rept for Jan-Dec 1998 for DC Cook Nuclear Plant,Units 1 & 2. with 990430 Ltr
ML17326A1241998-12-31031 December 1998
Revised Page 2 to 1998 Annual Environ Operation Rept, for DC Cook Nuclear Plant,Correcting Omission in App I
ML17335A1441998-07-31031 July 1998
NPDES Noncompliance Notification:On 980623,ice-making Sys Discharge Line Developed Leak & Oversprayed Containment Spillings Approx 50 Gallons.Caused by Vibration & Wear Against Line.Discharge Line Supports Have Been Redesigned
ML17334B8161998-07-0808 July 1998
NPDES Noncompliance Notification:On 980617,discovered Lube Oil Discharge.Caused by Leaking Tubes Due to Corrosion of Tubes.Leaking Tubes Repaired & Established Insp/Preventive Maint Program for Lube Oil Coolers
ML17334B7571998-04-27027 April 1998
NPDES Noncompliance notification:980327,boiler Condensate Spill Occurred.Caused by Small Amount of Condensate on Metal Skirting Surrounding Containment Berm.Failed Condensate Valve Was Replaced
ML17334A6861998-03-13013 March 1998
NPDES Noncompliance Notification:On 980209,boiler Condensate Spill Occurred.Caused by Failed Sight Glass on Rental Plant Heating Boiler.Replaced Site Glass & Installed Plexiglass Shield Around Site Glass to Protect Operators
ML17334A6941997-12-31031 December 1997
Annual Radioactive Effluent Release Rept for Jan-Dec 1997.
ML17334B7671997-12-31031 December 1997
Annual Environ Operating Rept for 970101-1231 for DC Cook Nuclear Plant,Units 1 & 2. W/980427 Ltr
ML17334A5881997-12-0909 December 1997
NPDES Noncompliance Notification:On 971108 Plant Personnel Chlorination Sys Was Shut Down,Due to Valve Lineup Error Made During Startup of Continuous Chlorination After Shutdown.Corrected Lineup & Repositioned Valve
ML17334B6221996-12-31031 December 1996
Annual Environ Operating Rept for 960101-961231. W/970418 Ltr
ML17334B6201996-12-31031 December 1996
Annual Radioactive Effluent Release Rept for Period of 960101-1231. W/970320 Ltr
ML17333A8051996-12-31031 December 1996
Number of Personnel & Man-Rem by Work & Job Function.
ML17333A3881996-03-13013 March 1996
NPDES Noncompliance Notification:On 960310,continuous Ph Monitoring of Outfall 00D(turbine Room Sump)Interrupted. Caused by Electronic Failure of Monitoring Instrumentation. Grab Samples Performed & Monitor Recalibrated on 960311
ML17333A3871996-02-28028 February 1996
NPDES Noncompliance Notification:On 960226,continuous Ph Monitoring of Outfall 00D(Turbine Room Sump) Interrupted. Caused by Fouling of Ph Instrumentation Glass Electrode. Electrode Cleaned & Ph Monitor Returned to Svc
ML17333A4021995-12-31031 December 1995
Corrected Annual Radioactive Effluent Release Rept for DC Cook Nuclear Plant Units 1 & 2.
ML17334B5871995-12-31031 December 1995
Annual Environ Operating Rept,Jan-Dec 1995. W/960424 Ltr
ML17334B5801995-12-31031 December 1995
Annual Radioactive Effluent Release Rept Jan-Dec 1995. W/960322 Ltr
ML17332A9791995-09-21021 September 1995
NPDES Noncompliance Notification:On 950916,unnatural Turbidity Observed at Plant Outfalls 001 & 002 During Molluscicide Treatment at Plant.Preventive Actions Not Possible Due to Detoxificaion Requirements in NPDES Permit
ML17332A9551995-09-0808 September 1995
NPDES Noncompliance Notification:On 950829,hydraulic Oil Spill Occurred While Divers Using Hydraulic Brushes to Remove Zebra Mussels from Plant Screenhouse Intake Forebay Walls.Oil Absorbent Booms Deployed Into Forebay
ML17332A9541995-09-0707 September 1995
NPDES Noncompliance Notification:On 950831,determined That Discharge from Outfall 00C (Heating Boiler Blowdown) Exceeded Concentration of Monethanolamine Submitted in NPDES Application Due to Valve Being Aligned in Open Position
ML17332A8301995-06-0808 June 1995
NPDES Noncompliance Notification:On 950530,spill of Ethylene Glycol Occurred When Contracted Svc Technician Troubleshooting Portable Welding Machine.Ethylene Glycol Coolant Replaced W/Propylene Glycol Coolant
ML17332A6991995-03-23023 March 1995
NPDES Noncompliance Notification:On 950205 to 16,33 Wild Ducks Entrained in Intake Cribs & Subsequently Collected on Intake Screens within Screenhouse.Suspect Ducks Entrained While Feeding on Zebra Mussels
ML17332A6961995-03-20020 March 1995
NPDES Noncompliance Notification:On 950301,bypass Discharge from Turbine Room Sump Through Emergency Over Flow Piping Into Intake Forebay to Lake Michigan
ML17334B5381994-12-31031 December 1994
Annual Radioactive Effluent Release Rept Jan-Dec 1994. W/ 950320 Ltr
ML17334B5411994-12-31031 December 1994
DC Cook Nuclear Plant Units 1 & 2 Annual Environ Operating Rept Jan-Dec 1994. W/950424 Ltr
ML17331B3311994-03-30030 March 1994
NPDES Noncompliance Notification:On 940303,determined HVAC Sys Leaking Water Containing Approx 1,000 Mg/Liter Sodium Nitrite at Calculated Rate of 0.5 Gpm
ML17334B5031993-12-31031 December 1993
DC Cook Nuclear Plant Annual Radioactive Effluent Release Rept for Jan-Dec 1993. W/940325 Ltr
ML17334B5041993-12-31031 December 1993
Annual Environ Operating Rept Jan-Dec 1993 DC Cook Nuclear Plant Units 1 & 2. W/940419 Ltr
ML17331A8841993-06-0808 June 1993
NPDES Noncompliance Notification:On 930526 Chlorine Exceedance Incorrectly Stated Event Occurred on May 21 Instead of Actual Date of May 19.Licensee Apologizes for Inconvenience Error May Have Caused
ML17331A1251993-03-24024 March 1993
NPDES Noncompliance Notification:On 930322,plant Personnel Discovered Small Oil Sheen at North Storm Water Outfall 001S.Oil Residue from Parking Lot Gradually Entered Lake Michigan.Oil Absorbent Booms in Place at Outfall
ML17331A0721992-12-31031 December 1992
DC Cook Semiannual Radioactive Effluent Release Rept for Jul-Dec 1992. W/930226 Ltr
ML17334B4721992-12-31031 December 1992
DC Cook Nuclear Plant,Units 1 & 2 Annual Environ Operating Rept,920101-1231. W/930421 Ltr
ML17329A6821992-11-12012 November 1992
NPDES Noncompliance Notification:On 921109,review of Records Determined That First Quarter 1992 Samples for Stormwater Outfall 001S Not Collected.Quarterly Sampling Requirement Added to Computerized Tracking Sys
ML17329A5521992-07-0202 July 1992
NPDES Noncompliance Notification:On 920630,minor Inadvertent Discharge of Treatment Chemical Clam-trol CT-1 May Have Occurred.Fire Protection Clam-trol Treatment Was Suspended Immediately & Will Not Be Resumed Until Alterations Made
ML17334B4381992-06-30030 June 1992
DC Cook Nuclear Plant,Units 1 & 2 Semiannual Radioactive Effluent Release Rept,Jan-June 1992. W/920826 Ltr
ML17329A5481992-06-29029 June 1992
NPDES Noncompliance Notification:On 920624,grab Sample of Outfall 002 Circulating Water Discharge Indicated TRC Concentration of 0.33 mg/1.Caused by Flow Balance Between Plant Sys.Unit 1 in Shutdown Condition
ML17329A5401992-06-10010 June 1992
NPDES Noncompliance Notification:On 920606,grab Sample of Outfall 002 Circulating Water Discharge Indicated Total Residual Chlorine Above Timits.Caused by Manfunctioning Svc Water Flow Meter.Flow Meter Will Be Replaced
ML20086T9911992-01-0303 January 1992
Noncompliance Notification:On 911219,approx 400 Diving Ducks Collected in Circulating Water Sys Screenwash Baskets.Caused by Abundant Food Supply Provided by Circulating Water Discharge.Flow Rates Reduced
ML17334B4501991-12-31031 December 1991
Hydrogeologic Evaluation of Cook Nuclear Plant,Bridgman, Mi.
ML17334B4201991-12-31031 December 1991
DC Cook Nuclear Plant Units 1 & 2 Annual Environ Operating Rept,1991. W/920424 Ltr
ML17329A4261991-12-31031 December 1991
Annual Personnel Monitoring Rept for 1991. W/920320 Ltr
ML17329A3981991-12-31031 December 1991
Semiannual Radioactive Effluent Release Rept,Jul-Dec 1991. W/920226 Ltr
ML17329A3231991-12-10010 December 1991
NPDES Noncompliance Notification:On 911129,discovered That HX Associated W/Component Cooling Water Sys Leaking & Drop in Sys Surge Tank Level Occurred.Approx 5,300 Gallons of Water Leaked from Sys.Hx Isolated for Repairs
ML17334B4071991-09-30030 September 1991
Evaluation of Tritium Migration in Aquifer of DC Cook Nuclear Plant & Surrounding Communities. W/Two Oversize Drawings
ML17329A0961991-07-11011 July 1991
Final NPDES Notification Re Exceeding Heat Addition Effluent Limitation on 910701-05 on Outfall 001 & 002. Cause Under Investigation.Power Reduction Initiated on 910705 to Meet Limitations
ML20077S7241991-06-30030 June 1991
DC Cook Nuclear Plant Units 1 & 2 Semiannual Radioactive Effluent Release Rept,Jan-June 1991
1999-09-10
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Text
CATEGORY1REGULAYINFORMATION DISTRIBUTIO YSTEM(RIDS),'1ACCESSION NBR:9712150403 DOC.DATE:
97/12/09NOTARIZED:
NODOCKETFACXL:50-.315 DonaldC.CookNuclearPowerPlant,Unit1,IndianaM0500031550-31bDonaldC.CookNuclearPowerPlant,Unit2,IndianaM05000316AUTH.NAMEAUTHORAFFILIATION FITZPATRICK,E.E IndianaMichiganPowerCo.RECIP.NAME RECIPIENT AFFILIATION"
SUBJECT:
NPDESnoncompliance notification:on 971108plantpersonnel chlorination syswasshutdown971108at9:00amduetovalvelineuperrormadeduringstartupofcontinuous chlorination aftershutdown.Continuuous chlorination resumed971108.DISTRIBUTXON CODE:IE23DCOPIESRECEIVED:LTR ENCLSIZE:TITLE:Environmental EventReport(perTechSpecs)NOTES:RECIPIENT IDCODE/NAME PD3-3PDCOPIESLTTRENCL11RECIPXENT IDCODE/NAME HICKMAN,J COPIESLTTRENCL11INTERN.FXLECNTER01RGN3EXTERNAL:
NOAC111111OGC/HDS2NRCPDR1111DUENNOTETOALL"RIDS"RECIPIENTS:
PLEASEHELPUSTOREDUCEWASTE.TOHAVEYOURNAMEORORGANIZATION REMOVEDFROMDISTRIBUTION LISTSORREDUCETHENUMBEROFCOPIESRECEIVEDBYYOUORYOURORGANIZATION, CONTACTTHEDOCUMENTCONTROLDESK(DCD)ONEXTENSION 415-2083TOTALNUMBEROFCOPIESREQUIRED:
LTTR7ENCL7 0~~
IndianaMichiganPowerCompany500CircleDriveBuchanan, Ml491071395~sINOMN/lNICMGANPQWKRDecember9,1997DocketNos:50-31550-316U.S.NuclearRegulatory Commission ATTN:DocumentControlDeskMailStop0-P1-17Washington, D.C.20555AEP:NRC:1208WGentlemen:
DonaldC.CookNuclearPlantUnits1and2CHLORINATED WATERDISCHARGE NPDESNOTIFICATION Theattachednotification's forwarded foryourinformation
'pursuant toCookNuclearPlant'sAppendixB(Environmental) technical specifications.
Thesubjectconcernstheinadvertent discharge ofchloiinated waterwithoutperforming requiredsamplingandanalysis, andtheactions'aken tomitigatethesituation.
Shouldyouhaveanyquestions orconcernsregarding thisnotification, pleasecontactJamesT.Weberat616/697-5075.
Sincerely, ZP~y~E.E.Fitzpatrick VicePresident
/vlbAttachment cc:A.A.BlindA.B.BeachMDEQ-DW&RPDNRCResidentInspector J.A.Abramson97i2l50403 97i209PDRADQCK05000M5S..PDR-QQQQ32llllllllllll IIllilIJI Iglllgg ATTACHMENT TOAEP:NRC:1208W NPDESNOTIFICATION AmericanElectricPorCookNuclearPlantOneCookPlaceBridgman, Ml491066164655901 ANKRICAMKLECTRlCPOMMERMr.Frederick MorleyPlainwell DistrictOffice,SWQDMichiganDepartment ofEnvironmental Quality1342M-89West,SuiteBPlainwell, Michigan49080November12,1997
Subject:
DonaldC.CookNuclearPlantNationalPollutant Discharge Elimination SystemPermitNo.MI0005827
DearMr.Morley:
Thisnotification ismadepursuanttoCookNuclearPlant'sNPDESPermitMI0005827, PartII,A.5.OnNovember8,1997,duringcontinuous chlorination oftheServiceWaterSystems,plantpersonnel inadvertently discharged aportionofchlorinated ServiceWatertoOutfall002forapproximately ninehourswithoutperforming therequiredsamplingandanalysisforTotalResidualOxidant.Thesesamplesweremissedduetoavalvelineuperrormadeduringthestartupofcontinuous chlorination afterashortshutdownforgeneralmaintenance ontheCirculating WaterSystem.Shortlyafterthelineupwascorrected, asamplewastakenfromtheOutfall002discharge samplepointat10:15a.m.onNovember8,1997.Thesamplemeasured0.07ppmTotalResidualOxidant(TRO),whichexceededthe0.036ppmmaximumdischarge limit.Thecondition wasdiscovered duringatourbyplantpersonnel atwhichpointthechlorination systemwasshutdownNovember8,1997at-09:00a.m.Shortlyafterthediscovery, thevalvewasrepositioned topreventdischarge fromOutfall002anddirectalltheServiceWatertotheOutfall001,wherecirculating waterdilutionispresent.Continuous chlorination resumedNovember8,1997at09:45a.m.Abriefingwasheldbytheplantpersonnel involvedwithchlorination toemphasize theimportance ofcheckingtheCirculating WaterSystemvalvelineuppriortocommencing chlorination asrequiredintheirprocedure.
Thechlorination procedure includesstepstoensurethatpropervalvelineupshavebeenperformed toavoidNPDESexceedences.
Mr.FredMorleyPage2November12,1997TheServiceWaterSystemflowshavebeencalculated tobeapproximately 24.MGDperunit.Thisisaslightportionofthenormalcirculating waterflowof1415MGDforOutfall002.Thisdischarge causednodetrimental effectstotheenvironment duetothesmalldischarge flowandthelargedischarge piping(18'iax0.5mileslong).Normalwatercolumndemandforchlorinewouldhavereducedtheconcentration to<.001ppmbythetimetheflowreachedLakeMichigan.
Pleasecontactmeat(616)465-5901, ext1153,withanyquestions youhave.Sincerely, JohnGarisonEnvironmental Compliance Supervisor
'r.FredMorleyPage3November12,1997IcertifyunderpenaltyoflawthatIhavepersonally examinedandamfamiliarwiththeinformation submitted onthisandallattacheddocuments; andbasedonmyinquiryofthoseindividuals immediately responsible forobtaining theinformation, Ibelievethesubmitted information istrue,accurateandcomplete.
Iamawarethattherearesignificant penalties forsubmitting falseinformation, including thepossibility offineandimprisonment.
J.R.SamponPlantManager
