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 Issue dateTitleTopic
ML20073A50917 February 1983Radwaste & Environ Monitoring,Annual Rept,1982
ML20073D00131 December 1990Annual Radiological Environ Operating Rept 1990Grab sample
Chernobyl
ML20073F7828 April 1983NPDES Noncompliance Notification:On 830311,regeneration Wastes Solution Discharge Tanks Discharged 8.3 mg/1 Iron. Caused by Waste from Unit 2 Condensate Polishing Sys Regeneration.Mod Implemented on 830321
ML20073H3606 April 1983Table A-1 Re Comparison of EPA & Hazelton Environ Sciences Results for Milk & Water Samples,Inadvertently Omitted from 1982 Annual Environ Radiological & Meteorological Monitoring Rept
ML20080J83431 December 1994Effluent & Waste Disposal Semi-Annual Rept for Jul-Dec 1994Grab sample
Missed surveillance
Process Control Program
ML20080L52021 September 1983NPDES Noncompliance Notification:On 830823,total Suspended Solids Concentration Exceeded NPDES Permit Limits.Caused by Running of Equalization Tank Mixer Prior to Composite Sample Collection.Use of Mixer Will Be Monitored
ML20081A69431 December 1983Rev 0 to Rept of Radioactive Effluents,Jul-Dec 1983. W/
ML20082Q76631 December 1994County Station Annual Radiological Environ Operating Rept 1994Grab sample
Offsite Dose Calculation Manual
Annual Radiological Environmental Operating Report
Chernobyl
ML20083P90516 April 1984Annual Operating Rept for 1983 for Implementation of Environ Protection Plan
ML20086C51430 June 1994Effluent & Waste Disposal Semi-Annual Rept (1994),from Jan-Jun 1994Grab sample
Process Control Program
ML20087H63331 December 1994County Station Environ Protection Plan 1994 Annual Operating Rept
ML20087P23331 March 1984Radwaste & Environ Monitoring Annual Rept for 1983Grab sample
ML20090E41031 December 19911991 Occupational Radiation Exposures for LaSalle Nuclear Power Station
ML20093D19319 June 1984NPDES Noncompliance Notification:On 840530,sample of Mud Clean Sump Contained Ph Level of 11.2 Su,Exceeding Permit Limit of 9.0 Su.Sump Identified as Source of High Ph Water. Original Source Unknown.Discharge Stopped.Rept Encl
ML20093K7769 October 1984NPDES Noncompliance Notification:On 840812,high Ph Excursion Occurred.Cause Unknown.Discharge Stopped.Clearwell Circulated Back to Equalization Tank & Neutralized.Discharge Continued
ML20095H78031 December 1991County Station Annual Radiological Environ Operating Rept,1991Grab sample
Annual Radiological Environmental Operating Report
Chernobyl
ML20100J47331 December 1995Effluent & Waste Disposal Semiannual Rept Jul-Dec 1995. W/Grab sample
Process Control Program
ML20107K80031 December 1995County Station Annual Radiological Environ Operating Rept 1995Grab sample
Offsite Dose Calculation Manual
Annual Radiological Environmental Operating Report
Chernobyl
ML20108D02131 December 1995County Station Environ Protection Plan 1995 Annual Operating Rept
ML20113D41731 December 1984Radwaste & Environ Monitoring Annual Rept,1984Grab sample
Offsite Dose Calculation Manual
ML20114C10830 June 1992Effluent & Waste Disposal Semiannual Rept,Jan-June 1992Grab sample
ML20115H2619 April 1985NPDES Noncompliance Notification:On 850314,free Residual Chlorine Concentration Greater than 2 Ppm Measured Every Day During Wk of 850311.Caused by Insufficient Contact Time Between Sewage Plant Effluent & Chlorine Disinfectant
ML20117G43221 August 1996Effluent & Waste Disposal Semi-Annual Rept (1996) Gaseous Effluents-Elevated Release for Units 1 & 2Grab sample
Process Control Program
ML20127N88031 December 1984Environ Protection Plan Annual Operating Rept for 1984
ML20128L61612 February 1993Environ Assessment Supporting Util 920605 Request to Expand Capacity of Unit 1 Spent Fuel PoolOffsite Dose Calculation Manual
Earthquake
Fuel cladding
ML20129B71319 June 1985NPDES Noncompliance Notification:On 850603,Wastewater Treatment Facility 001(c) Effluent Registered Ph of 10.2, Exceeding Limit of 9.0.Sample Believed Unrepresentative Due to Inadequate Mixing
ML20129C59419 June 1985NPDES Noncompliance Notification:On 850604,Regenerative Wastes Solution Discharge 001(a) Grab Sample Registered Ph of 9.18 & 80 Ppm Total Suspended Solids,Exceeding Limits. Caused by Inadequate MixingGrab sample
ML20134B87930 June 1996Effluent & Waste Disposal Semi-Annual Rept for 1996 Gaseous Effluents-Summation of All Releases for Period Jan-June 1996Grab sample
Process Control Program
ML20134P69329 July 1985NPDES Noncompliance Notification:On 850701,30-day Average for Total Suspended Solids Was 45 Ppm,Exceeding Limit of 15 Ppm.Caused by Discharge Containing 80 Ppm Total Suspended Solids.Regenerative Waste Solution Discharge Tanks Cleaned
ML20134P71529 July 1985NPDES Noncompliance Notification:On 850703,large Vol of Oil Entered Wastewater Treatment Sys & Overloaded Facility. Source of Oil & Grease Unknown.Oil & Grease Pumped Out of Clarifiers & Oil Separator Pits.Absorbent Booms Replaced
ML20134P72427 August 1985NPDES Noncompliance Notification:On 850730,large Input of Oil Overloaded Wastewater Treatment Sys.Source of Oil Undetermined.Suspected Causes Include Polymer & Oil Separator Weir Sys.Sys Isolated & Cleaned
ML20134Q14928 August 1985Supplementary NPDES Noncompliance Notification:On 850703, Determined That Large Input of Oil Overloaded Waste Water Treatment Oil Separator.Caused by Oil Absorbent Boom Trapping Oil.Boom Replaced & RepositionedGrab sample
ML20135D89331 December 1996Effluent & Waste Disposal Semi-Annual Rept Jul-Dec 1996Grab sample
Process Control Program
ML20136C58120 December 1985NPDES Noncompliance Notification:On 851112 & 30,total Iron Limit Exceeded.Caused by Heavy Rainfall
ML20137A0671 November 1985Supplemented NPDES Noncompliance Notification:On 850909,23 & 30,oil Admitted to Wastewater Treatment Process.Caused by Excessive Sludge in Oil Separator Inlet Bays.Media Filter a Changed Out
ML20137A1078 November 1985NPDES Noncompliance Notification:On 851011,39 Ppm Total Suspended Solids Discharged to Cooling Lake at High Flow Rate.Investigation Underway.Waste Neutralization Tanks Will Be Discharged to Cooling Lake at Low Flow Rate
ML20137A1956 November 1985NPDES Noncompliance Notification:On 851015,large Vol of Oil Entered & Overloaded Wastewater Treatment Sys.Caused by Oil Boom in Effluent Compartment Trapping Sheen of Oil in Vicinity Where Oil & Grease Obtained
ML20137D6286 November 1985NPDES Noncompliance Notification:On 851011,media Filter B Backwash Nozzle Discovered Broken & Filtering Medium Drained Into Clearwell,Underdrains & Effluent Chamber.Cause Not Stated.Nozzle Replaced & Anthracite Coal Added to Filter
ML20137R09818 November 1985NPDES Noncompliance Notification:On 851031,30-day Average Limit Exceeded Due to Discharge of 39 Ppm Total Suspended Solids.Caused by High Flowrate Discharging Accumulation. Discharges Will Be Done at Low FlowrateGrab sample
ML20137X81614 November 1985NPDES Noncompliance Notification:On 851011,30-day Average Total Suspended Solids Exceeded Due to Broken Backwash Nozzle on Media Filter B.Filter Repaired & Placed in Svc Even Though Station Short of Anthracite Coal
ML20137Z53727 September 1985NPDES Noncompliance Notification:On 850831,30-day Average Limit Exceeded Due to One Discharge Which Contained 28 Ppm Total Suspended Solids.Composite Sampler RepairedGrab sample
ML20138C70131 December 1996County Station Environ Protection Plan 1996 Annual Operating Rept
ML20138C83631 December 1996County Station Annual Radiological Environ Operating Rept for 1996Grab sample
Offsite Dose Calculation Manual
Annual Radiological Environmental Operating Report
Chernobyl
ML20141F2361 November 1984NPDES Permit IL0048151,issued to Comm Ed
ML20147C59131 December 1987Effluent & Waste Disposal Semiannual Rept,June-Dec 1987
ML20148A67231 December 1996Recorded Annual TEDE Exposure for CY96 for Braidwood,Byron, Dresden,Lasalle,Quad Cities & Zion
ML20150B97630 November 1978Fes for FacilityGrab sample
Anticipated operational occurrence
Rod Drop Event
Earthquake
Fuel cladding
ML20151A96725 March 1988Environ Protection Plan Annual Operating Rept for 1987
ML20151Y47930 June 1988Effluent & Waste Disposal Semiannual Rept (1988)Process Control Program
ML20153C63931 December 1987Radwaste & Environ Monitoring Annual Rept 1987Grab sample
Offsite Dose Calculation Manual