ML20138E812

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Monthly Operating Rept for Nov 1985
ML20138E812
Person / Time
Site: LaSalle Constellation icon.png
Issue date: 11/30/1985
From: Diederich G
COMMONWEALTH EDISON CO.
To:
NRC OFFICE OF ADMINISTRATION (ADM), NRC OFFICE OF RESOURCE MANAGEMENT (ORM)
References
NUDOCS 8512130568
Download: ML20138E812 (100)


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LASALLE NUCLEAR POWER STATION UNIT 1 MONTHLY PERFORMANCE REPORT NOVEMBER, 1985 COIMONWEALTH EDISON COMPANY NRC DOCKET NO. 050-3'13 LICENSE NO. WPP-ll

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8512130568 851130 PDR ADOCK 05000373 R ppg g

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I. INTRODUCTION The LaSalle County Nuclear Power Station is a two-unit facility owned by Coannonwealth Edison Company and <

located near Marseilles, Illinois. Each unit is a Boiling Water Reactor with a designed net electrical output of 1078 Megawatts. Waste heat is rejected to a man-made cooling pond using the Illinois River for make-up and blowdown. The architect-engineer was sargent and Lundy and the primary construction contractor was Commonwealth Edision Company.

Unit one was issued operating license number NPP-ll on April 17,1982. Initial criticality was achieved on June 21, 1982 and ccm!aercial power operation was commenced on January 1, 1984.

This report was compiled by James P. Peters, telephone number (815)357-6761 extension 325.

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b TABLE OF CONTENTS I. INTRODUCTION II. MONTHLY REPORT FOR UNIT ONE A. Sumanary of Operating Experience B. PLANT OR PROCEDURE CHANGES, TESTS, EXPERIMENTS, AND SAFETY RELATED MAINTENANCE

1. Amendments to Facility License or Technical Specifications
2. Facility or Procedure Changes Requiring NRC Approval
3. Tests and Experiments Requiring NRC Approval
4. Corrective Maintenance of Safety Related Equipment C. LICENSEE EVENT REPORTS D. DATA TABULATIONS
1. Operating Data Report
2. Average Daily Unit Power Level
3. Unit Shutdowns and Power Reductions E. UNIQUE REPORTING REQUIREMENTS
1. Main Steam Relief Valve Operations
2. ECCS System Outages
3. Off-site Dose Calculation Manual Changes
4. Major Changes to Radioactive Waste Treatment System 1

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  • II. MONTHLY REPORT FOR UNIT ONE A. SUfGERY OF OPERATING EXPERIENCE FOR UNIT ONE November 1-30 Nov. 1, 0000 hours0 days <br />0 hours <br />0 weeks <br />0 months <br />. The Unit entered November with

, the reactor subcritical and Unit-off line in cold-Shutdown for first refuel outage.

Nov. 30, 2400 Hours. Reactor in cold shutdown for First Refueling Outage.

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r D. -PLANT OR PROCEDURE CHANGES, TESTS, EXPERIMENTS AND SAFETY RELATED MAINTENANCE.

1. Amendments to facility license or Technical Specification.

Amendment 29-Automatic Depressurization System Logic Changes.

Amendment 30-RPS/APRM gain adjustment factor clarification.

2. Facility or procedure changes requiring NRC approval.

There were no Facility or Procedure Changes Requiring NRC approval during this reporting period.

3. Tests and Experiments requiring NRC approval.

There were no tests or experiments requiring NRC approval during this reporting period.

4. Corrective maintenance of safety related equipment.

The following table (Table 1) presents a susanary of safety-related maintenance completed on Unit One during the reporting period. The headings indicated in this summary include: Work Request nussber, Component Nasse, Cause of Malfunction, Results and Effects on Safe Operation, and

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Corrective Action.

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-TABLE 1 ,

CORRECTIVE MAINTENANCE OF SAFETY RELATED EQUIPMENT y .

WORK REQUEST COMPONENT CAUSE OF' MALFUNCTION RESULTS AND EFFECTS CORRECTIVE ACTION ON SAFE PLANT OPERATION ,

!L45308 Rx. Vessel Low Low 3 Valve Manifold Sensing Valving the instrument back Replaced 3 valve manifold Water Level Recirc Line Stop Valves, Screws inservice, it spikes'the rest

, e Pump IB21-NO36D. out excessive amount. of instrument rack.

L47855 Hydrogen Recombiner Bad Stop Valve. Failure of LIS-HG-102, Valve- Replace with New Valve.

. HI Side Stop Valve Would Not Close.

IFT-HG022.

L49221 Main-Steam Rad. Dirty Switch Contacts. During LIS-MS-303, the down- Cleaned switches and Monitor ID18-K610D. scale alarm could only be reset- retested satisfactorily, by cycling through mode switch a few times.

'L49602 Suppression Pool Temp Bad Chart Drive Motor The recorder won't drive in slow Replaced chart drive erature Recorder speed. motor.

ITR-CM038.

L51905 "lB" RHR Heat Ex- Stripped gears in operator, Valve would not close, stuck Repaired and rebuilt changer Service Water per. stuck valve. in open position. valve.

Inlet IE12-F014B.

L52270 '

Valve Manifold Inoperable valve manifold. The equalizer on the valve man- Replaced valve man-Equalizer IE12-N010AB. -

ifold does not work. ifold.

L52887 VE Emergency Train Found Instrument Vent Vis. Flow Indicator on Panel OPLO9J Closed Vent Valves Flow Indicator OPA09J Open and Caps off. Read to Little a Flow. and Replaced Caps.

4 L52916 Reactor Well Drain Leakage Past the Seating Failure of LTS-100-29. Cleaned, Relapped and .

Well IFC115. and not the Packing. Reassembled Valve.

- L52983 S/D Cooling INBD Leakage Past the Packing. Steam Release into Primary Repacked Valve.

< Isolation Valve Containment.

i IE12-F009.

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TABLE 1 ,

CORRECTIVE MAINTENANCE OF SAFETY RELATED EQUIPMENT -

WORK REQUEST COMPONENT CAUSE OF MALFUNCTION RESULTS AND EFFECTS CORRECTIVE ACTION ON SAFE PLANT OPERATION L53182 VC "A" Ammonia Inoperable Fan and Broken Detector Tripped and Would Resoldered Wire and Detector "B". Solder Joint, not reset. Replaced Fan.

L53571 Div-III Battery Dirty Edge Connectors on Charger Voltage / Amp Indication Cleaning Oscillation Charger lE22-S001. Oscillation Card Connector. Jumping Erratically. Card Edge Connector and Replaced.

L53834 SBGT "A" Flow Flow Transmitter IFT-WOO 3 There is a 500 CFM Difference Recalibrated the IFT-Indicator IFI-WOO 3. out of Tolerance High. between the inlet and outlet WOO 3 Transmitter.

Flow Indication.

.L53840 SBGT Train Flow Linkage was bound up. Damper Indicates Mid Position Linkage was freed up Control Damper in Control Room, with System and lubricated at the IWOO2. Shutdown. bearings.

DOCUMENT 0044r/0005r

I C. LICENSEE EVENT REPORTS The following is a tabular summary of all licensee event reports for LaSalle Nuclear Power Station, Unit One, logged during the reporting period, November 1 through November 30, 1985. This information is Provided pursuant to the reportable occurrence reporting requirements as set forth in 10CFR 50.~13.

Licensee Event Report Number Date Title of Occurrence There were no licensee event reports during this reporting period.

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D. DATA TABULATIONS The following data tabulations are presented in this report:

1. Operating Data Report
2. Average Daily Unit Power Level
3. Unit Shutdowns and Power Reductions i

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,1. OPERATING DATA REPORT DOCKET NO. 050-373 UNIT LaSalle One DATE December 10, 1985 COMPLETED BY James P. Peters  !

TELEPHONE (815)357-6761 OPERATING STATUS i

1. REPORTING PERIOD: November 1985 GROSS HOURS IN REPORTING PERIOD: 720
2. CURRENTLY AUTHORIZED POWER LEVEL (MWt):3323 MAX DEPEND CAPACITY (IGde-Met): 1036 DESIGN ELECTRICAL RATING (MWe-Net): 1078
3. POWER LEVEL TO WHICH RESTRICTED (IF ANY) (MWe-Net): N/A
4. REASONS FOR RESTRICTION (IF ANY): N/A THIS MONTH YR TO DATE CUMULATIVE 5 NUMBER OF HOURS REACTOR WAS CRITICAL 0:0 5757:5 12039:00
6. REACTOR RESERVE SHUTDOWN HOURS 0:0 476:2 1642:00
7. HOURS GENERATOR ON LINE 0:0 5585:35 11642:25
8. UNIT RESERVE SHUTDOWN HOURS 0:0 0:0 0:0
9. GROSS THERMAL ENERGY GENERATED (MWH) 0.0 15390361 32213650
10. GROSS ELEC. ENERGY GENERATED (MWH) 0.0 5028751 10499394
11. MET ELEC. ENERGY GENERATED (MWH) -8968 4818493 10013555
12. REACTOR SERVICE FACTOR 0.0% 71.8% 71.5%
13. REACTOR AVAILABILITY FACTOR 0.0% 77.8% 81.3%
14. UNIT SERVICE FACTOR 0.0% 69.% 69.2%
15. UNIT AVAILABILITY FACTOR 0.0% 69.M 69.2%
16. UNIT CAPACITY FACTOR (USING MDC) -1.2% 58.0% 57.5%
17. UNIT CAPACITY FACTOR (USING DESIGN PWe) -1.15% 55.8% 55.2%
18. UNIT FORCED OUTAGE RATE 0.0% 17.3% 17.4%
19. SHUTDOWNS SCHEDULED OVER NEXT 6 DNTHS (TYPE, DATE, AND DURATION OF EACH)

The first refueling, Maintenance, Surveillance and Modification outage began October 18, 1985 and will last 26 weeks.

20. IF SHUT DOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP: April, 1986 i

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J. AVERAGE DAILY UNIT POWER LEVEL DOCKET NO: 050-373 UNIT: LASALLE ONE DATE: December 10, 1985 COMPLETED BY: James P. Peters TELEPHONE: (815) 357-6761 MONTH: OCTOBER 1985 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net)

1. -11 17. -14
2. -11 18. -13 3 -11 19. -13
4. -10 20. -11
5. -10 21. -11
6. -10 22. -13
7. -10 23. -14
8. -11 24. -14
9. -12 25. -14
10. -12 26. -15
11. -11 27. -14
12. -13 28. -15
13. -13 29. -15
14. -14 30. -15
15. -13 31. N/A
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3. UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 050-373 -

UNIT NAME LaSalle One DATE DECEMBER 10, 1985 REPORT MONTH NOVEMBER 1985 COMPLETED BY James P. Peters TELEPHONE (815)357-6761 METHOD OF TYPE SHUTTING DOWN F: FORCED DURATION THE REACTOR OR CORRECTIVE

. NO. DATE S: SCHEDULED (HOURS) REASON REDUCING POWER ACTIONS /COPMENTS NONE DURING THIS REPORTING PERIOD.

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E. UNIQUE REPORTING REQUIREMIDITS

1. Safety / Relief valve operations for Unit One.

VALVES NO & TYPE PLANT DESCRIPTION DATE ACTUATED ACTUATION CONDITION OF EVENT There were no Safety Relief Valves Operated for Unit One during this reporting period.

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, 2. ECCS Systems Outeg2n The following outages were taken on ECCS Systems during the reporting period.

OUTAGE NO. BOUIPMENT PURPOSE OF OUTAGE 1-991-85 lE51-F064 Repack Valve i 1-1012-85 HPCS Pump Breaker Replace Sleeve Bearing 1-1015-85 IB DG Pull Cables-1-1017-85 IE22-C001 HPCS Pump Driver Coupling 1-1020-85 1851-F012/F356 Nove CY to Suppression Pool 1-1055-85 lE31-N013B Replace Hi Flow Switch 1-1056-85 1E31-N007A Replace Hi Flow Switch 1-1057-85 lE31-N007A Replace Mi Flow Switch 1-1058-85 1E31-N013A Replace Mi Flow Switch 1-1067-85 IB D/G Recal. Temp. Switch 1-1068-85 IB D/G Install Prelube Pump 1-1079-85 LE51-F063/76 LES 21-01 1-1080-85 LPCS Man. Inj. Valve LES-LP-01/02 i

1-1081-85 LE12-F009 Repack Valve i 1-1082-85 1E12-F009 Equipment Protection 1

1-1083-85 "lA"'RHR WS PRM Decon Internals 1-1088-85 RCIC Logic Find Ground 1-1090-85 1E22-F038 Track valve Position 1-1096-85 IE22-F004 Inspect Valve 1-1201-85 lE22-F023 Repack Valve 1-1202-85 HPCS System Replace Recorder 1-1203-85. HPCS' LES-BQ-ll2 1-1211-85 IB RHR Lube Coupling

1-1215-85 HPCS Breaker Replace Sleeve Bearings
l-1216-85 A RHR Testing System 1-1225-85 LPCS Pump Breaker. Puffer Piston 1-1227-85 IE51-F008 Repack Valve 1-1228-85 lE22-F004 LES-BQ-il2 1-1230-85 lE22-F023 Assist. Mechanical Maint.

i 1-1245-85 RCIC LES-DC-104 1-1249-85 1E21-F005 Limitorque Inspection 1-1250-85 lE21-F012 Adjust Stem and Glider 1-1253-85 lE22-F001 Remove Terminal Block

! l-1254 lE51-F064 Repack and Inspect 1-1259-85 IB D/G Relocation of Local Controls

[ 1-1273-85 lE22-F345 Relief Valve Test 1-1274-85 1E21-F018 Relief Valve Test 1-1276-85 LE21-F031 Remove and Test ,

~1-1277-85 lE22-F014 Remove and Test 1-1279-85 lE51-F031/45 Inspect Motors 1-1280-85 IE51-F013 Remove Limitorque 1-1281-85 1851-F013 Remove Motor

'l-1283-85 lE12-F001 Remove Valve Handle.

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3. Off-Sits Dosa CalculEtion Manual Reference the Attached 5 pages comprising of the list of changes in Revision 11 of LaSalle Offsite dose calculation manual. Also, at the end of the report for this period is a copy of the ODCM list of tables for LaSalle Section 7.2 (Revision-11).
4. Radioactive Waste Treatment Systems.

There were no significant changes to the radioactive waste treatment system during this reporting period.

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Pr3jtet No. 5822-00 p g3 1 gg' 3 October.7, 1985 LIST OF CHANGES IN REVISION 11 OF LASALLE OFFSITE DOSE CAIEULATION MANUAL Pige or Change Item No. No.* Nature of Change Reascn for Change 7.2-i 1 Title reworded. Editorial.

7.2-11 1 Title reworded. Editorial.

.7.2-5 1,2,3,4 Revised data for nearest residents and nearest Updated information, dairy farms.

Fig. 7.2-1 - Figure enlarged from 8 x 11 to 11 x 17. To make figure easier to read.

8-i 1,2,3 Revised subsection titles and page numbers. To reflect changes in text.

8-11 1 Revised title. Editorial.

2 Revised table titles; deletion of one table. To reflect changes in text.

8-iii 1 Revised title. Editorial.

2,3 New figures added. To reflect changes in co. tent.

, 8.1-1 1 Reference to new figure (8.1-1) added. To reflect change in content.

8.1-2 1 Equation numbers changed from 2.9 and 2.10 to 2.6 These equation numbers were changed in generic

, and 2.7. portion of ODCM.

2 Equation number changed from 2.9 to 2.6.

$ 8.1-3 1 Equation number changed from 2.10 to 2.7.

! 2 Skid number added. Clarification.

3 Detector number added. Clarification, e

Change bars on each page are assigned consecutive numbers.

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P;ge 2 cf 5 Projtct No. 5822-00 '

. October 7, 1985 LIST OF CHANGES IN REVISION 11 OF LASALLE OFFSITE DOSE CALCULATION MANUAL (Cont'd) e I e Pcge or l- Change Reason for Change Item No. I No. Nature of Change Detector. numbers added. Clarification.

8 .1-4 ' l-2 Microprocessor number added. Clarification.

3 Skid and microprocessor numbers added panel Clarification.

identified.

Description of detector efficiency determination To describe current operational practice.

4 revised.

1 Honitor number added. Clarification.

8.1-5 2 Descriptions of 2 no-longer-used monitoring To describe current operational practice'.

systems deleted.

3 Description of OPLD2J revised slightly.' Correction.

4,5,6,7,8 Equipment numbers added; panel identified. Clarification.

1 Elevation designation corrected. Correction.

8.1-6 '

2 Description of detector efficiency determination To reflect current operational practice.

revised.

3 Man' tor numbers added. Clarification.

4 Panel location added. Clarification.

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8.1-7 1 Text slightly revised and panel numbers added. Clarification.

Description of procedure for establishing alarm To reflect current operational practice.

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' setpoint -=-ased.

3 Spelling of " continuous" corrected. Editorial.

4 Detector numbers added. Clarification.

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Pr3jIct No. 5822-00 P;ge 3 cf 5

> October 7, 1985 LIST fF CHANGES IN REVISION 11 OF LkSALLE OFFSITE DOSE CALCULATION MANUAL (Cont'd)

Pige or Change It%q No. No. Nature of Change Reason for Change 8.1-8 1 Description of detector ef ficiency determination To reflect current operational practice.

revised.

2,3 Panels identified. Clarification.

8.1-9 1 Spelling of . " activities" corrected. Editorial.

Fig. 8.1-1 -

New figure (" Simplified HVAC and Gaseous Radwaste Requested in NRC reviews of ODCMs of other CECO Flow Diagram"). stations.

'8.2-1 1 Reference to new figures (8.2-1 and 8.2-2) added. To reflect change in content.

2 Brackets added to Equation 8.5 and denominator Editorial.

repositioned. No substantive change.

3 Fraction symbol in Equation 8.6 lengthened. No Editorial.

substantive change.

8.2-2 1,2,3 Equipment numbers added. Clarification.

8.2-3 1 Monitor number added. Clarification.

2 Panels identified. Clarification.

3 Redund nt monitor number deleted. Editorial.

8.2-4 1,2,3 Equipment numbers added; panel identified. Clarification.

4 Monitor type and location added. Clarification.

5 Alarm setpoint changed from twice background to To reflect current operational practice. .

400 cpm above background.

8.2-6 1,2,3 Parentheses added. No substantive change. Editorial.

Project No. 5622-00 Page 4 o,f'5

' October 7, 1985 LIST OF CHANGES IN REVISION 11 OF LASALLE OFFSITE DOSE CALCULATION MANUAL (Cont'd) s PEq3 or Change Item No. No. Nature of Change Reason for Change Fig. 8.2-1 -

New figure (" Simplified Liquid Radwaste Processing Requested in NRC reviews of ODCMs of other CECO Diagram"), stations.

Fig. 8.2-2' - New figure (" Simplified Liquid Effluent Flow Diagram"). .

8.3-1 1 Reference to new figure (8.3-1) added. To reflect change in content.

Fig. 8.3-1 - New figure (" Simplified Solid Radwaste Processing Requested in NRC reviews of ODCMs of other CECO Diagram"). stations. ,

8.4-1 1 Text revised to reflect change in contents of To reflect change in content.

Table 8.4-1 and to delete reference to '

Table 8.4-2. .

2 (a) Reference to new figure (8.4-3) added. (a) To reflect change in content.

(b) Text slightly revised ("most of" added). (b) Clarification of TLD coding.

3 Lower case "w" substituted for upper case "W" on Editorial. ,

"where."

4 Revised contents of Tabla 8.4-2 stated. To reflect change in content.

i 5 "Prac' Leal lower limits" changed to " lower Tc reflect title of revised title, limith."

Table 8.4-1 - Revised environmental radiological mcnitoring i To conform to format of other recently revised CECO program described. ODCMs and to reflect changes made to conform to

' current technical specifications.  ;

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Table 8.'4-2 - Reporting levels revised and documented in a

' separate tables formerly, these were documented in the environmental radiological monitoring program table.

Table 8.4 03 , Revised lower limits of detection documented. j ,

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, October 7, 1985 ,, sy '

LIST bF CHANGES IN PbVISION 11 OF LASALLE OFFSITE DOSE CALCULATION MANUAL (Cont'd)

  • x, Piga or Change ',

It'n No. No. Nature #<of Change ' Reason for Change Tcbla 8.4-4 -

Table 8.4-4 (" Environmental Radiological Monitoring The' sampling codes are now given in Table 8.4-1 ,

.( ~ Sampling Codes") of previous revision. deleted, so this*information is redundant.

<x ,t ', 1-

~' rig. 8.4-1 -

Figuro redrawn. ,.

! To make'tigure easier to read.

.#3 Fig. 8.4-2 -' Revised figura substituted. To make figure easier to read.

y ,

.p Fig. 9.4-3 - New figure. To show locations not shown on the other figures.'

Requested in NRC reviews of ODCMs of other Ceco stations.

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LASALLE NUCLEAR POWER STATION UNIT 2 MONTHLY PERFORMANCE REPORT NOVEMBER 1985 COMONWEALTH EDISON COMPANY l

NRC DOCKET NO. 050-374 LICENSE NO. WPF-18  ;

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DOCUMENT ID 0036r/0005r

5 I. INTRODUCTION TheLaSalleCountybuclearPowerStationisatwo-unit facility owned by Commonwealth Edison Company and i located near Marseilles, Illinois. Each unit is a Boiling, Water Reactor with a designed net electrical output of 1078 Megawatts. Waste heat is rejected to a man-made cooling pond using the Illinois River for taake-up and blowdown. The architect-engineer was

=, Sargent and Lundy and the primary construction

' contractor was Commonwealth Edison Company.

Unit two was issued operating license number NPF-18 on December 16,/1983. Initial criticality was achieved on March 10, 1984 and commercial power operation was commenced on June 19, 1984.

i This report was compiled by James P. Peters, telephone

'. number (815)357-6761 extension 325.

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DOCUMENT ID 0036r/0005r ht: . - - - - . .. . - . . __. - . . . - - - _ .-.-. - - , , . ,

TABLE OF CONTENTS

1. INTRODUCTION II. MONTHLY REPORT FOR UNIT TWO A. Sumunary of Operating Experience B.

PLANT OR PROCEDURE CHANGES, TESTS, EXPERIMENTS, AND SAFETY RELATED MAINTENANCE

1. Ainendments to Facility License or Technical Specifications
2. Facility or Procedure Changes Requiring NRC Approval
3. Tests and Experiments Requiring NRC Approval
4. Corrective Maintenance of Safety Related Equipment C. LICENSEE EVENT REPORTS D. DATA TABULATIONS
1. Operating Data Report
2. Average Daily Unit Power Level
3. Unit Shutdowns and Power Reductions E. UNIQUE REPORTING REQUIREMENTS
1. Safety / Relief Valve Operations
2. ECCS System Outages
3. Off-Site Dose Calculation Manual Changes
4. Major Changes to Radioactive Waste Treatment System

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DOCUMENT ID 0036r/0005r

- II. MONTHLY REPORT FOR UNIT TWO

- k. SUIWUGtY OF OPERATING EXPERIENCE FOR UNIT TWO November 1-30 4

Nov. 1, 0000 Hours The unit entered November with the reactor subcritical and Unit-Off in a cold shutdown.

Nov. 30, 2400 Hours Reactor in cold shutdown for limitorque and modification outage.

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- B. PLANT OR PROCEDURE CHANGES, TESTS, EXPERIMENTS AND SAFETY RELATED

  • MAINTENANCE.
1. Amendments to facility license or Technical Specification.

Amendment 16-Diesel Generator Allowed Outage Time Overtime Extension for Lube Oil Modification.

Amendment 17-RPS/APRM Gain Adjustment Factor Clarification.

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2. Facility or procedure changes requiring NRC approval.

There were no facility or procedure change requiring NRC approval during the reporting period.

3. Tests and experiments requiring NRC approval.

There were no tests or experiments requiring NRC approval during the reporting period.

4. Corrective Maintenance of Safety Related Equipment.

The following table (Table 1) presents a summary of safety-related maintenance completed on Unit Two during the reporting period. The headings indicated in this summary include: Work Request number, Component Name, cause of malfunction, results and effects on safe operation, and corrective action.

DOCUMENT ID 0036r/0005r

TAILE 1 .

CORRECTIVE MAINTENANCE OF SAFETY RELATED EQUIPMENT

WORK RBQUEST. COMPONENT CAUSE OF MALFUNCTION RESULTS AND EFFECTS CORRECTIVE ACTION ON SAFE PLANT OPERATION L44211 250 VDC Battery Battery Charger Out of Battery Charger High Discharge Recalibrated Battery Charger 2DC028. Calibration. ' Alarm Coming in and out for no Charger. >

Reason.

-L47830 Div.-I Battery Output Control Room Meter was Bad. Control Room Meter Reads 25 Removed Meter and Current Meter AMPS and Local Meter Reads O Straightened Stuck Indication 211-DC051. . Amps. Needle.

L51056 LPRM Jack-5D-48-17 Inoperable Power Supply. Jack Output was unstable during Replaced Power Supply.

2C51-K605CG. LIS-RP-06 as a Test Input.

L51399 OvC03CB Control Wires 19 and 20 landed on Control Indication says. fan is Rewired ESF Panel Room Fan. Control Relay Instead of Running when fan does not start, per Wiring Diagram.

74 Relay.

L51865 Channel "A" APRM ' Abnormally Stressed cabling Spurious Upscale Neutron Trips Relocated Cable out 2C51-K605GM. that was being pulled when and 1/2 Scrams. of the way of the door.

cabinet door was closed.

L52841 SBGT Flow Recorder Flow Recorder out of Recorded reading 650 SCFM when Recalibrated Flow 2FR-VG009. calibration. actually 500 SCFM. recorder L52943 Post Loca Press / Level Inoperable Drive-card. Recorder would not drive Replaced Drive-Card.

Recorder 2B21-R884A. the Chart Paper.

L53064 RCIC Injection Test- Missing set screw for Valve only shows dual indication Replaced missing set which made RCIC inoperable, able Check 2851-F066. Actuating CAM. screw for actuating CAM and reset limits.

L53108 Sample /Zero/ Span Missing Jumper on Switch. Switch would not work properly. DCR-85-206 to add Switch 2HS-CM115. Jumper to print and test satisfactorily.

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DOCUMENT.0044r/0005r

TATLE 1 ,

CORRECTIVE MAINTENANCE OF SAFETY RELATED EQUIPMENT WORK REQUEST COMPONENT CAUSE OF MALFUNCTION RESULTS AND EFFECTS CORRECTIVE ACTION ON SAFE PLANT OPERATION L53111 Post Accident Level B&D Transmitter. Recorder indication remained Installed and cal-Transmitter "A" Loop at 60 it':hes level. ibrated New Rosemont 2B21-N026AA. Transmitter.

L53112 MSIV-LCS INBD stop Stationary contacts on Valve would not open. Cleaned and retightened valve 2832-F0018. Torque Switch were loose. Stationary contact.

L53352- HPCS injection Misadjusted Magnetic air HI Wtr Level signal will cause Adjusted magnetic Coil Valve 2H22-F004. Gap and Torque Adjustment, valves to try to close. Air Gap and Brake Torque Adjustment.

L53451- MSIV-LCS Control Loose Stationary Contacts When attempting to go full Cleaned and Tightened Isolation Valve and Lead Wire on Torque closed, valve only went to all components.

2832-F00lJ. Switch. intermediate.

L53493 RHR "A" Inj. Test- Missing set screw and set Could not-tell valve positioning Readjusted Limits able check Valve out of limits. from Control Room, and installed set screw.

2E12-F041A.

L53502 "2A" RHR SDC Return TSO and TSC is Set at 2, Reperform LLRT. Reset Torque Switch Valve 2E12-F053A. should be at 1-'1/2. to 1 1/2 for TSO and TSC.

Screw missing on pump L53511 LPCS_Waterless pump Pump starts and stops by hitting Replaced with new 2E21-C002. Control Switch. Pane 1-Next to Control Switch, screw, L53515 Drywell Cooler Outlet TSO and TSC is set at Reperform LLRT. Reset Torque Switch Isolation Valve 1 1/2, should be at.1. to 1 for TSO and TSC.

2VP-ll4A.

L53516 Drywell Cooler Outlet TSO and TSC is set at Reperform LLRT. Reset Torque Switch Isolation Valve 1 1/2, should be at 1. to 1 for TSO and TSC.

. 2VP-ll4B.

DOCUMENT 0044r/0005r

TABLE 1 ,

CORRECTIVE MAINTENANCf! OF SAFETY RELATED EQUIPMENT WORK REQUEST COMPONENT CAUSE OF MALFUNCTION RESULTS AND EFFECTS CORRECTIVE ACTION ON SAFE PLANT OPERATION L53624 PCCW Outlet outboard TSC is set at 1 1/4, No Significant Effect. Reset torque switch isolation stop should be at 1 1/2. to 1 1/2 for TSC.

2VP053A.

L53628 "B"'RHR Hx TSO and-tSC is set at No Significant Effect. Reset Torque Switch containment spray- 3 1/2 should be at 3 3/4. to 3 3/4 for TSC and upstream isolation TSO.

stop. 2E12-F016B L53641 Main Steam Line Torque Switch Close set to Failure of LLRT LTS-100-4 Reset torque switch Drain 2B21-F019. Iow. to 2 for TSC.

L53766 RHR "A" Isolation TSC is set at 3 1/2, No Significant effect. Reset Torque Switch Valve 2E12-F016A. should be at 3 3/4. to 3 3/4 for TSC.

L53790 RHR Suction Valve Dirty contacts on limit Valve will not cycle Cleaned Dirty contacts 2E12-F004B. Switches. electrically. on Rotor. 4 L53825 "C" RHR Minimum Flow Switch was out of- Minimum flow valve will not Recalibrated flow flow valve flow switch tolerance low, auto open on low pump flow. switch.

2E12-N010CA.

L53846 "C" LPCI Full Flow Limit Switch was set too With "C" RHR Pump running, Adjusted rotor so limit Test 2E12-F021. close to valve close cannot open 2E12-F021 against would stay clear until direction. pump discharge pressure. completely out of the seat.

DOCUMENT 0044r/0005r-

C. LICIDISEE EVENT REPORTS The following is a tabular sumanary of all licensee event reports for LaSalle Nuclear Power Station, Unit Two, logged during the reporting period, November 1 through November 30, 1985. This information is provided pursuant to the reportable occurrence reporting requirements as set forth in 10CFR 50.~13.

Licensee Event Report Number Date Title of Occurrence 85-043-00 10/10/85 Drywell vacuum breaker cycling unknown.

85-044-00 10/21/85 Rx Scram on Group I Isolation Due to spurious trip of MST Temperature monitor due to spiking of RNCU Timer.

85-045-00 10-31/85 Isolation of RHR "B" System, Improper Landing of Leads.

1 i

i DOCUMENT ID 0036r/0005r

s D. DATA TABULAT10 bis The following data tabulations are presented in this report:

1. Operating Data Report
2. Average. Daily Unit Power Level
3. Unit Shutdowns and Power Reductions 2

(

i DOCUMBblT ID 0036r/0005r

k

'.-OPERATING 1 DATA REPORT DOCKET NO. 050-374 UNIT LaSalle Two DATE December 10, 1985 COMPLETED BY James P. Peters TELEPHONE (815)357-6761 J

OPERATING STATUS 1.. ' REPORTING PERIOD: November 1985 GROSS HOURS IN REPORTING PERIOD: 720

2. CURRENTLY AUTHORIZED POWER LEVEL (MWt):3323 MAX DEPEND CAPACITY

, (We-Met):-1036 DESIGN ELECTRICAL RATING (MWe-Net):1078

! 3. PONER LEVEL TO WHICH. RESTRICTED (IF ANY) (MWe-Net): N/A i

4. REASONS FOR RESTRICTION (IF ANY): N/A THIS MONTH YR TO DATE CUMULATIVE 5 NUMBER OF HOURS REACTOR WAS CRITICAL 0:0 3558:8 5170:6
6. REACTOR RESERVE SHUTDOWN HOURS 720 1036:6 1161:9 1 . 7. HOURS GENERATOR ON LINE 0:0 3507:81 5045:21

?

8. . UNIT RESERVE SHUTDOWN HOURS 0:0 0:0 0:0
9. GROSS THERMAL ENERGY GENERATED (MWH) 0.0 10567126 15074718
10. GROSS ELEC. ENERGY GENERATED (MWH) 0.0 3485449 4970435
11. NET ELEC. ENERGY GENERATED (MWH) -8721 3302436 4694753
12. REACTOR SERVICE FACTOR 0.0 44.5% 52.7%
13. REACTOR AVAILABILITY FACTOR 100% 57.3% 64.5%
14. UNIT SERVICE FACTOR 0.0% 43.8% 51.4%
15. UNIT AVAILABILITY FACTOR 0.0% 43.8% 51.4%
16. UNIT CAPACITY FACTOR (USING MDC) -1.17% 39.8% 26.9%
17. UNIT CAPACITY FACTOR (USING DESIGN -1.12% 38.2% 25.9%

Me)

18. UNIT FORCED OUTAGE RATE 0.0% 23.1% 21.3%
19. SHUTDONNS SCHEDULED OVER NEXT 6 MONTHS (TYPE, DATE, AND DURATION OF EACH):

On October 21, 1985 an outage for unfinished EQ (Environmental Qualification) Modifications and Limitorque valve inspections began.

20. IF SHUT DOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP December 14, 1985 j

DOCUMENT ID 0036r/0005r

. . -, . - . . - - . - . - , _ - , , - . - .-.. - . - _.. .__-. ,. . - - - ~ . . _ -

2. AVERAGE DRILY UNIT POWER LEVEL DOCKET NO: 050-374 UNIT: LASALLE TWO DATE: December 10, 1985 COMPLETED BY: Jeunes P. Peters TELEPHONE: (815) 357-6761 MONTH: November DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net)
1. -11 17. -14
2. -11 18. -13 3 -11 19. -12
4. -10 20. -11
5. -10 21. -11
6. -10 22. -12
7. -11 23. -13
8. -11 24. -14
9. -11 25. -13
10. -11 26. -14
11. -11 27. -13

^

12. -13 28. -14
13. -13 29. -15
14. -13 30. -14
15. -13 31. N/A
16. -13 DOCUMENT ID 0036r/0005r

ATTACHMENT E

3. UNIT SHUTDOWNS AFD POWER REDUCTIONS
  • DOCKET NO. 050-374 UNIT NAME LaSalle Two DATE December 10, 1985 REPORT MONTH NOVEMBER 1985' COMPLETED BY James P. Peters TELEPHONE (815)357-6761 METHOD OF TYPE SHUTTING DOWN F: FORCED DURATION THE REACTOR OR CORRECTIVE NO. DATE S: SCHEDULED (HOURS) REASON REDUCING POWER ACTIONS /COPMENTS NONE DURING THIS REPORTNG PERIOD.

4 DOCUMENT 0044r/0005r

E. UNIQUE REPORTING REQUIREMENTS

, 1. Safety / Relief Valve Operations for Unit Two.

DATE VALVES NO & TYPE PLANT DESCRIPTION ACTUATED ACTUATIONS CONDITION OF EVENT t There were no safety relief valves operated for Unit #2 during this reporting period.

1 j

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I DOCUMENT ID 0036r/000$r i

__ , ,__ , . _ . . ,,._. . _ _ . . _ _ _ . . . _ , , -- _ , _ _ _ ~ _ _ _ _ - . _ . . _ . _ _ _ - , , - . . . - .

., 2. -ECCS Sy2tems Outtg;G The following outages were taken on ECCS Systems during  ;

the reporting period. i OUTAGE MO. BOUIPMENT PURPOSE OF OUTAGE 2-1335-85 2E12-F017A Limitorque Inspect 2-1336-85 2E12-F017B Limitorque Inspect 2-1337-85 1821-F001/5 Limitorque Inspect 2-1341-85 2E12-F042A EQ Modification.

! 2-1343-85 2812-F004A Limitorque Inspect 2-1344-85 2E12-F023 Limitorque Inspect 2-1347 2812-F099A EQ Modification 2-1348-83 2E12-F053A EQ Modification 2-1356-85 2E51-F068 Limitorque Inspect 2-1362-85 2812-F042C Limitorque Inspect 2-1363-85 2B12-F042B Limitorque Inspect 2-1364-85 2E12-F004B Limitorque Inspect 2-1365-85 2E12-F00998 Limitorque Inspect 2-1366-85 2E12-F0538 Limitorque Inspect i 2-1367-85 2E12-F004C Limitorque Inspect 2-1369-85 2B12-F053A change Torque switch 2-1383-85 2E12-F027B Limitorque Inspect l 2-1384-85 2E12-F312B Limitorque Inspect l 2-1385-85 2B12-F040B Limitorque Inspect

, 2-1386-85 2E12-F049B Limitorque Inspect 2-1391-85 2E12-F024B Limitorque Inspect 2-1392-85 2812-F003B Limitorque Inspect 2-1393-83 2E12-F047B Limitorque Inspect i 2-1394-85 2E12-F026B Limitorque Inspect 2-1396-85 2E12-F094 Limitorque Inspect l 2-1397-85 2E12-F064C Limitorque Inspect i

2-1398-85 2E12-F064B Limitorque Inspect 2-1399-85 2E12-F006B Limitorque Inspect 2-1400-85 2812-F048A Limitorque Inspect l 2-1401-85 2E12-F068B Limitorque Inspect i

2-1406-85 2812-F052B Limitorque Inspect-

, 2-1407-85 2E12-F073B Limitorque Inspect 2-1408-85 2E12-F093 Limitorque Inspect 2-1420-85 2E51-F010 Limitorque Inspect 2-1421-85 2E51-F013 Limitorque Inspect <

2-1422-85 2851-F022 Limitorque Inspect f 2-1423-85 2851-F019 Limitorque Inspect l 2-1424-85 2851-F045 Limitorque Inspect 4 2-1425-85 2851-F040 Limitorque Inspect 2-1428-85 2E51-F086 Limitorque Inspect 2-1429-85 2851-F080 Limitorque Inspect

2-1430-85 2851-F059 Limitorque Inspect i 2-1431-85 2851-F069 Limitorque Inspect 2-1432-85 2851-F031 Limitorque Inspect l 2-1448-85 2851-F027B Rewire Valve 2-1449-85 2A D/G Repair Alarm f

DOCUMENT ID 0036r/0005r

l

  • QUTAGE NO, ggUIPIENT PURPOSE OF OUTAGE 2-1452-85 -2812-P011B Replace Motor 2-1453-85 2812-P016B Reset Torque Switch

'2-1454-85 2B12-P074B Limitorque Inspect 2-1455-85 2E12-P087B Limitorque Inspect  ;

2-1456-85 2E12-P021 Limitorque Inspect 2-1462-85 2A D/G Replace Solenoid 2-1463-85 2812-P094 Limitorque Inspect 2-1468-85 2E12-PO42C Reset Torque Switch 2-1469-85 2E12-P016A Reset Torque Switch 2-1471-85 2E12-B001B Repair Heat Exchanger 2-1472-85 2E12-P0llA Limitorque Inspect 2-1473-85 2812-P026A Limitorque Inspect 2-1474-85 2E12-F312A Limitorque Inspect 2-1475-85 2812-P040A Limitorque Inspect 2-1476-85 2E12-P052A Limitorque Inspect 2-1477-85 2812-P073A Limitorque Inspect 2-1478-85 2E51-P064 Limitorque Inspect Reset Torque Switch 2-1479-85 2E51-P063 2-1485 2E22-P010 Limitorque Inspect 2-1486-85 2822-P0ll Limitorque Inspect 2-1489-85 2822-P001 Replace Motor 2-1490-85 2E22-P015 Limitorque Inspect 2-1491-85 2822-P012 Replace Motor 2-1492-85 2822-P023 Limitorque Inspect 2-1499-85 2B D/G Replace Amstart Motors 2-1500-85 2E51-P031 Limitorque Inspect.

9 2-1501-85 2E51-P059 Limitorque Inspect 2-1502-85 2812-P074A Limitorque Inspect 2-1503-85 2A D/G "B" Air Compressor Repair Gasket -

2-1504-85 2812-P073A Replace Cover 2-1505-85 2A RHR S/D Cooling Valves LIS-NB-411 2-1508-85 '2B12-P016B NRC Inspection 2-1509-85 2E51-P091 NRC Inspection 2-1510-85 2812-PO49A Limitorque Inspect j

2-1511-85 2B22-P004 Limitorque Inspect 2-1512-85 2E12-P087A Limitorque Inspect 2-1521-85 2E51-P086 Repack Valve 2-1523-85 2822-P004 Limitorque Inspect 2-1525-85 HPCS Meggar 2-1526-85 2812-PO41B Replace Air Operator

. 2-1535-85 2851-P069 Assist MMD

2-1536-85 2E12-PO49A Bad Limit Switch 2-1537-85 2E51-P013 Inspect Valve Operator 2-1549-85 LPCS Pump Motor Meggar Motor 2-1550-85 2E12-P024A Limitorque Inspect 2-1551-85 2E12-P027A Limitorque Inspect 2-1552-85 2812-PO48A Limitorque Inspect

, 2-1553-85 2E21-P012 Limitorque Inspect

, 2-1554-85 2821-Poll Limitorque Inspect

. 2-1555-85 2B12-P064A Limitorque Inspect

! 2-1556-85 2D0035 Limitorque Inspect

, 2-1557-85 2E12-PO47A Limitorque Inspect l 2-1558-85 2812-P006A Limitorque Inspect 2-1559-85 2512-P068A Limitorque Inspect l

l DOCUMENT ID 0036r/0005r

_- . -- _ -__ , _ _ _ . _ _ _ _ _ . . . _ _ . . . _ _ . . _ _ . _ _ ~ _ _ _ _

0UTAGE NO- BOUIPMENT PURPOSE OF OUTAGE.

2-1560-85 2812-F003A Limitorque Inspect 2-1562-85 2812-F016A Repack Valve 2-1565-85 RCIC System Install Flange in HD Spray 2-1567-85 "2A" RHR Motor Inspect and Meggar 2-1568-85 2E12-F042A Limitorque Inspect 2-1569-85 2E12-F053A Limitorque Inspect 2-1570-85 2821-F001 Limitorque Inspect 2-1584-85 2E12-F053A Reset Torque Switch 3

2-1586-85 2851-F063 Reset Torque Switch 2-1587-85 2851-F010 Motor Change out 2-1588-85 2E51-F059 Motor Change out i

1 4

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DOCUMENT ID 0036r/0005r

f'

, 3. Off-Sito Dose Calculttion Manual Reference the attached 5 pages comprising of the list of changes in Revision 11 of LaSalle Offsite Dose Calculation Manual. Also, at the end of the report for this period is a copy of the ODCM List of Tables for LaSalle section 7.2 (Revision-ll)

4. Radioactive Waste Treatment Systems.

There were no changes to the radioactive waste treatment system during this reporting period.

DOCUMENT ID 0036r/0005r

. w Projict No. 5822-00 Pag) I cf 5 October 7,1985 LIST OF CHANGES IN REVISION 11 OF LASALLE OFFSITE DOSE CALCULATION MANUAL Prge or Change Item No. No.* Nature of Change Reason for Change 7.2-1 1 Title reworded. Editorial.

7.2-11 1 Title reworded. Editorial.

7.2-5 1,2,3,4 Revised data for nearest residents and nearest Updated information.

dairy farms.

Fig. 7.2-1 - Figure enlarged from 8 x 11 to 11 x 17. To make figure easier to read.

8-i 1,2,3 Revised subsection titles and page numbers. To reflect changes in text. .

8-11 1 Revised title. Editorial.

2 Revised table titles; deletion of one table. To reflect changes in text.

8-iii 1 Revised title. Editorial.

2,3 New figures added. To reflect changes in co. tent.

8.1-1 1 Reference to new figure (8.1-1) added. To reflect change in content.

8.1-2 1 Equation numbers changed from 2.9 and 2.10 to 2.6 These equation numbers were changed in generic

, and 2.7. portion of ODCM.

2 Equation number changed from 2.9 to 2.6

.! 8.1-3 1 Equation number changed from 2.10 to 2.7.

2 Skid number added. ,

Clarification.

l 3 Detector number added. Clarification.

Chnnge bars on each page are assigned consecutive numbers, i

Pzge 2 cf 5 Proj2ct No. 5822-00 OctoMr 7, 1985 LIST OF CHANGES IN REVISION 11 OF LASALLE OFFSITE DOSE CALCULATION MANUAL (Cont'd) c 8

e Pige or Change Reason for Change Item No. No. Nature of Change 1 Detector numbers added. Clarification.

8.1-4 2 Microprocessor number added. Clarification.

Skid and microprocessor r. umbers added; panel Clarification, 3

identified.

4 Description of detector efficiency determination To describe current operational practice.

revised.

1 Monitor number added. Clarification.

8.1-5 2 Descriptions of 2 no-longer-used monitoring To describe current operational practice'.

systems deleted.

3 Description of OPLD2J revised slightly.' Correction.

Equipment numbers added: panel identified. Clarification, 4.5,6,7,8 1 Elevation designation corrected. Correction.

8.1-6 2 Description of detector efficiency determination To reflect current operational practice. ,

revised.

3 Mon' tor numbers added. Clarification.

4 Panel location added. Clarification.

8.1-7 1 Text slightly revised and panel numbers added. Clarification.

l 2 Description of procedure for establishing alarm To reflect current operational practice.

' setpoint revised.

3 Spelling of " continuous" corrected. Editorial.

4 Detector numbers added. Clarification.

1 i

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ProjIct No. 5822-00 P ge 3 ef 5

  • October 7, 1985 - '

i LIST rF CHANCES IN REVISION 11 OF LASALLE OFFSITE DOSE CALCULATION MANUAL (Cont'd)

  • a Page or Change Itim No. No. Nature of Change Reason for Change

! 8.1-8 1 Description of detector ef ficiency determination To reflect current operational practice, revised.

2,3 Panels identified. Clarification.

8.1-9 1 Spelling of " activities" corrected. Editorial.

Fig. 8.1-1 -

New figure (" Simplified HVAC and Gaseous Radwaste Requested in NRC reviews of ODCMs of other CECO Flow Diagram"), stations.

l 8.2-1 1 Reference to new figuros (8.2-1 and 8.2-2) added. To reflect change in content.

2 Brackets added to Equation 8.5 and denominator Editorial.

repositioned. No substantive change.

3 Fraction symbol in Equation 8.6 lengthened. No Editorial.

l substantive change.

j 8.2-2 1,2,3 Equipment numbers added. Clarification.

l l 8.2-3 1 Monitor number added. Clarification.

2 Panels identified. Clarification.

3 Redund'nt monitor number deleted. Editorial.

8.2-4 1,2,3 Equipment numbers added; panel identified. Clarification.

4 Monitor type and location added. Clarification.

, 5 Alarm setpoint changed from twice background to To reflect current operational practice. .

400 cpm above background.

8.2-6 1,2,3 Parentheses added. No substantive change. Editorial.

l l

l

Project No. 5822-00 Pag? 4 ef 5

. October 7, 1985 c.

4 LIST OF CHANGES IN REVISION 11 OF LASALLE OFFSITE DOSE CALCULATION MANUAL (Cont'd)

Paga or Change Itta No. ho. Nature of Change Reason for Change Fig. 8.2-1 - New figure (" Simplified Liquid Radwaste Processing Requested in NRC reviews of ODCMs of other CECO Diagram"). stations.

Fig. 8.2-2 - New figure (" Simplified Liquid Effluent Flow Diagram"). .

8.3-1 1 Reference to new figure (8.3-1) added. To reflect change in content.

Fig. 8.3-1 - New figure (" Simplified Solid Radwaste Processing Requested in NRC reviews of ODCMs of other CECO Diagram"). stations.

8.4-1 1 Text revised to reflect change in contents of To reflect change in content. ,

Table 8.4-1 and to delete reference to ,

Table 8.4-2. ,

2 (a) Reference to new figure (8.4-3) addedI. (a) To reflect change in content.

(b) Text slightly revised ("most of" added). (b) Clarification of TLD coding.

3 Lower case "w" substituted for upper case "W" on Editorial, ,

"where."

4 Revised contents of Table 8.4-2 stated. To reflect change in content.

i 5 "Prac'ical lower limits" changed to " lower To reflect title of revised title.

limits."

Tcble 8.4-1 - Revised environmental radiological monitoring i To conform to format of other recently revised CECO program described. ODCMs and to reflect changes made to conform to current" technical specifications.

Tt:ble 8.4-2 - Reporting levels revised and documented in a F separate table; formerly, these were documented in the environmental radiological monitoring program table.

Table 8.4-3 -

Revised lower limits of detection documented. ,

~

Projset No. 5822-10 October 7, 1985 Pr.ge 5 cf;5 LIST OF CHANGES IN REVISION 11 OF LASALLE OFFFITE DOSE CALCULATION MANUAL (Cont'd) ,

e

- Prq2 or Change Itaa No. No. Nature of Change Reason for Change .

T(ble 8.4-4 -

Table 8.4-4 (" Environmental Radiological Monitoring The sampling codes are now given in Table 8.4-1 Sampling Codes") of previous revision, deleted, so this information is redundant.

Fig. 8.4-1 - Figure redrawn. To make figure easier to read.

Fig. 8.4-2 - Revised figure substituted. To make' figure easier to read.

Fig. 9.4-3 - New figure. To show locations not shown on the other figures.

Requested in NRC reviews of ODCMs of other CECO stations.

9

\

r- _

99 Y

LA SALLE REVISION 11 NOVEMBER 1985 4

.v ODCM LIST OF TABLES FOR LA SALLE SECTION 7.2 TITLE PAGE NUMBER 7.2-2 7.2-1 Aquatic Environment Dose Parameters-7.2-2 Annual Design Objectives Set by 10 7.2-3 CFR 50, Appendix I for Each Reactor 7.2-4 7.2-3 -Station Characteristics 7.2-5 7.2-4 Critical Ranges 7.2-6 7.2-5 Terrain Correction Factors (ht) 7.2-6 X/O and D/Q Maxima At or Beyond the 7.2-7 Unrestricted Area Boundary 7.2-7 D/Q at the Nearest Milk Cow'and Meat 7 . 2-9 Animal Locations Within 5 Miles 7.2-8 Maximum Offsite Finite Plume Gamma Dose 7.2-10 Factors For Selected Noclides

(]) .

(_-

7.2-1

~. _ _ . . . _ _ -

-- - . ,. . . - . - . . ~ , . _ , _ _ . _ . .,_.-,_,_ ____,_.,.-__ _,- _, . _ . . - . , . . - , . . _ - .

r i

.S,.

'- LA SALLE REVISION 11 NOVEMBER 1985 O 'ODCM LIST OF FIGURES FOR LA SALLE SECTION 7.2 l NUMBER TITLE l 7.2-1 Unrestricted Area Boundary O.

O 7.2-11

LA SALLE REVISION 11 NOVEMBER 1985 7.2 DATA SPECIFIC TO EACH STATION This section contains site descriptions and data (particularly meteorological data) that is relevant only to a specific site.

O V

i O

l 7.2-1

w

, s;

  • j LA SALLE REVISION 11 NOVEMBER 1985 "h

(O ,

TABLE 7.2-1 AQUATIC ENVIRONMENT DOSE PARAMETERS i-1

~

PARAMETER LA sidle U", water usage, liters /hr , 0.042 f "'

U, fish consumption, kg/hr 2.4 x 10-4 1/M" l * '

f 1/M 1 F",.ft /sec 1.37 x110 4' E 3 F, ft /sec 1.37 x 10 4 ,

tf , hr* -

24 t", hr** 97 i -

Bg Regulatory Guide 1.109, Revision 1, October 1977, Table

\ . A-1, Column 2 for freshwater fish. See Table 7.1-12.

t 3 F, ft /sec F", ft /sec , ,

w Not Applicable.*** No' outdoor tanks 1/Mo without overflow pipes connected ~ ~ ' ,

r t", hr t ther storage tanks. ,

0 - ,

t V , gay Do, hr j

,' . u ,- -

  • tf (hr) = 24 hr (all stations) for the fish ingestion '

pathway '

    • t" (hr) = 97 hr (distance to Peoria is 97 miless. flo '

rate of 1 mph assumed)

      • There is a 10 Ci limit for temporary outdoor t storage tanks without holding basins, unless parametcers are n

g specified. -

il

~

7.2-2

,y

+

-- ,-- , ,n ., - - . -- . . - . , , - - -

~

l l ..

s -' * .LA SALLE REVISION 11 NOVEMBER 1985

$7'. l.Q .

~

i TABLE 7.2-2 e

ANNUAL DESIGN OBJECTIVES SET BY 10 CFR 50, APPENDIX I FOR EACH REACTOR 5

,4

?

\

'l j r i TYPE OF DOSE ANNUAL DESIGN OBJECTIVES

, .c w  ;, -e

'i.- + -Airborne Releases

, W.

4 Gamma Air Dose 10 mrad 2'

s c

Beta Air Dose 20 mrad i

Whole Body Dose 5 mrem O. ,

g, , Skin Dose 15 mrem

[ Infant Thyroid Dose 15 mrem Liquid Releases

- , v. , ,Whole Body Dose .

3 mrem

+

Tfiyroid Dose' 10 mrem Bone Dose 10 mrem r

g

S, kin Dose 10 mrem

, y -

x

'O E

r 4

0 g

/'

e 7.2-3

- I f, 1 f; r -

i

  1. ~

_f'.__.___ -

LA SALLE REVISION 11

, NOVEMBER 1985 TABLE 7.2-3 STATION: La Salle O LOCATION: 6 miles south of Marseilles, Illino'is - La Salle county CHARACTERISTICS OF ELEVATED RELEASE POINT  !

1) Release Height = 112.8 m 2) Diameter = 5.6- m
2) Exit Speed = 18.3 ms -1 4) Heat Content = 1.1E4 KCal s-1 CHARACTERISTICS OF VENT STACK RELEASE POINT (NA)

' ~

1) Release Height = m 2) Diameter = m
3) Exit Speed = ms-1 (NA)

O CHARACTERISTICS OF GROUND LEVEL RELEASE

1) Release Height = 0 m
2) Building Factor (D) = 56 m .

METEOROLOGICAL DATA '

A 400 ft. Tower is Located. 300 m SSW _of elevated release point i

, Tower Data Used in Calculations T -

J I

Release Point Wind Speed and Differential ,

Direction Temperature l Elevated 375 ft' 375-33 ft n Vent (NA) (NA)

-() 33 ft 200-33 ft Ground 7.2-4 k' l

+". ,

1 . r

. LA SALLE REVISION 11 l' NOVEMBER 1985

' O TABLE 7.2-4 j CRITICAL RANGES f

I SITE NEAREST NEAREST DAIRY FARM I

BOUNDARY. RESIDENT RANGE

  • j DIRECTIONS (m) (m) (m) _ ,

1 N 1022 3540 I

~

NNE 1330 2253 NE 2408 2896 l ENE .4450 5471 E 1996 . 4988 [

}

- ESL 838 2574 SE 884 2414 1

SSE 838 1770 i- O S

829 3540 SSW s 829 3218 SW 610 1126 4

WSW 509 2092 W 509 1448.

WNW 625 1609 9

NW 732 4183 4

NNW y 848 2414

, i

+

t

~*Within 5 miles-7.2-5 l i

I

.~

-y-- -w ew r y w -, y--, y yr ,- yv- ,-w-,e- ,y v. r- r, e v -, =ve ---r ewa v v -w 'r+7 9rr -+e- r ee- 9-*v w-"w'--e--r+vww' r*w

  • LA SALLE REVISION 11 NOVEMBER 1985

/ \

V TABLE 7.2-5 TERRAIN CORRECTION FACTORS (h )*

(ht = 0 to Stated Range, Then ht = Given Value)

DIRECTION RANGE h1 N -

0 NUE -

0 NE -

O ENE -

O E -

O SE -

O SSE -

O S 8 . 5 n.1 13m

(~)

V SSW -

O SW 1 5 mi 17m WSW 1.0 mi 17m W 1.0 mi 17m VRN 1.0 mi 17m NW 2.75 mi 17m NNW -

0

  • Within 10 miles i

~

l \, l w

7.2-6 I i

O O O.

e o

TABLE 7.2-6 X/O AND D/O MAXIMA AT OR BEYOND THE UNRESTRICTED AREA 800NDARY DOWNWINO ELEVATED (STACK) RELEASE MIXED MODE (VENT) RELEASE GROUND LEVEL RELEASE DIRECTION RADIUS X/O+ RADIUS D/0 8 RADIUS X/O+ D/0 6 RADIUS x/O + o/O A (METERS) (SEC/M+*3) (METERS) (1/M+*2) (METERS) (SEC/M+*3) (1/M**2) (METERS) (SEC/M++3) ( 1/M * + 2-)

N 2800. 2.552-08 1022. 9.928-10 1022. 1.179-07 2.654-09 1022. 9.073-07 1.190-08 NNE 3000.' 2.446-08 1330. 8.077-10 1330. 8.105-08 1.786-09 1330. 6.512-07 7.358-09 p 4 -J NE 2600. 2.420-08 2408. 4.660-10 2408. 4.772-08 7.377-10 2408. 2.444-07 2.349-09 >

ENE 4450. 2.374-08 4450. 2.845-10 4450. 3.055-08 3.566-10 4450. 9.947-08 8.018-10 E 2800. 3.322-08 1996. 8.853-10 1996. 6.215-08 1.328-09 1996. 3.575-07 3.941-09 h)

-J ESE 2800. 3.199-08 838. 1.107-09 838. 1.522-07 3.538-09 838. 1.267-06 1.708-08 t1 SE 2800. 2.207-08 884. 6.366-10 884 9.527-08 2.005-09 884. 8.673-07 1.052-08 t*

SSE 3000. 2.234-08 1000. 4.681-10 838. 7.312-08 1.506-09 838. 9.195-07 8.921-09 U2 S 2600. 2.248-08 829. 5.442-10 829. 6.326-08 1.272-09 829. 7.524-07 7.582-09 SSW 2800. 2.775-08 829. 7.249-10 829. 5.667-08 1.355-09 829. 9.809-07 7.715-09 SW 2600. 2.486-08 610. 9.944-10 610. 9.495-08 2.336-09 610. 1.403-06 1.372-08 WSW 2800. 1.986-08 509. 8.853-10 509. 1.144-07 2.673-09 509. 1.345-06 1.643-08 W 509. 1.751-08 509. 8.196-10 509. 1.255-07 2.657-09 509, 1.459-06 1.573-08 WNW 2800. 1.404-08 625. 4.956-10 625. 9.074-08 1.777-09 625. 9.893-07 1.102-08 NW 3000, 2.156-08 732. 5.425-10 732. 9.384-08 1.901-09 732. 1.247-06 1.128-08 NNW 3000. 1.856-08 848, 7.826-10 848. 9.261-08 2.129-09 848. 9.930-07 1.048-08 LASALLE SITE METEOROLOGICAL DATA 10/1/76 - 9/30/78 375 FT LEVEL 25 pc

+ Beta air, beta skin, and inhalation dose pathways. o tn D2 ><

A Produce and 12afy vegetable pathways. gj y D2 C) lC Z Fa Fa 4D Fs CD Un

. m . _ .-. _ ._,. .._. .. ,_ .-___m.__._.m ___._._.__s .._m., ,__ .m.. ,, .,..._.._m.,._ - _

7. __

i LA SALLE REVISION 11 NOVEMBER 1985 i

TABLE.7.2-6 (Cont'd) i

! LA SALLE COUNTY 1&2' ,,

E i i l AVERAGE WIND SPEED FOR EACH RELTASE MODE l' Downwind Wind Speed (m/sec) i Direction Elevated Release N 8.2

. NNE 8.2 NE 7.9 ENE 7.7 1

E 8.0

'ESE 8.2

'O i

SE 7.5

't SSE 6.8 1

S 6.1 4

SSW 5.5 SW 6.1

-WSW 6.6 i l' W 6.9 WNW 6.9

.NW 7.1 NNW 7.7 i';

~

I 7.2-8.

pm (

l U U O- .

TA8LE 7.2-7 D/O AT THE NEAREST MILK COW AND MEAT ANIMAL LOCATIONS WITHIN 5 MILES i

! DOWNWIND NEAREST MILK COW D/O(1/M**2) NEAREST MEAT ANIMAL D/O(1/Me*2) i DIRECTION RADIUS ELEVATED MIXED GROUND RADIUS ELEVATED MIXED GROUND

! (METERS) RELEASE RELEASE RELEASE (METERS) RELEASE RELEASE RELEASE l

l N 8047. 1.244-10 1.566-10 3.299-10 2253. 6.165-10 9.949-10 3.075-09 NNE 8047. 1.133-10 1.454-10 3.196-10 2275. 5.751-10 9.306-10 2.929-09 NE 8047. 9.414-11 1.223-10 2.833-10 3219. 3.389-10 4.954-10 1.414-09 l ENE 8047. 1.192-10 1.419-10 2.817-10 4506. 2.803-10 3.506-10 7.847-10 p

! q E 8047. 1.633-10 1.891-10 3.419-10 5150. 3.241-10 3.863-10 7.539-10 >

+ ESE 8047. 1.603-10 1.885-10 3.445-10 4345. 3.896-10 4.864-10 1.022-09 U2 l

M SE 8047. 1.018-10 1.195-10 2.309-10 4345. 2.470-10 3.071-10 6.851-10 1

d SSE 8047. 9.203-11 1.026-10 1.799-10 5472.

2575.

1.663-10 1.891-10 3.557-10 3.381-10 4.188-10 1 108-09 h

S 8047. 8.057-11 8.809-11 1.503-10 t*

SSW 8047. 8.487-11 9.057-11 1.529-10 2897. 3.325-10 3.836-10 9.167-10 D1 SW 8047. 9.830-11 1.050-10 1.669-10 1287. 6.657-10 1.024-09 4.064-09 WSW 8047. 7.451-11 8.355-11 1.498-10 1448. 4.907-10 7.794-10 2.984-09 l

W 8047, 5.574-11 6.705-11 1.435-10 1770. 3.618-10 5.698-10 2.030-09 l WNW 8047. 5.588-11 6.623-11 1.393-10 1609. 3.171-10 5.624-10 2.318-09 j NW 8047. 7.190-11 8.684-11 1.834-10 1609. 3.896-10 7.292-10 3.051-09 NNW 8047. 8.559-11 1.041-10 2.153-10 1287. 5.964-10 1.243-09 5.242-09 LASALLE SITE METEOROLOGICAL DATA 10/1/76 - 9/30/78 375 FT LEVEL l

l l ZW l o tn tn H v 0) bH tn O l MZ HH l @H l 03 W

l d

n g- m U v U .

TABLE 7.2-8 LASALLE COUNTY 1&2 MAXIMUM OFFSITE FINITE PLUME GAMMA DOSE FACTORS FOR WR 83M DOWNWINO RESTRICTED ELEVATED (STACK) RELEASE MIXED MODE (VENT) RELEASE GROUND LEVEL RELEASE JIRECTION AREA BOUND RADIUS S 58AR RAOIUS V VBAR RADIUS G GBAR (METERS) (METERS) (MRAD /YR)/(UC1/SEC) (METERS) (MRAD /YR)/(UCt/SEC) (METERS) (MRAD /YR)/(UCi/SEC)

N 1022. 1022. 2.556-06 2.308-07 1022. 1.388-05 1.253-06 1022. 9.844-05 8.889-06 p

%J NNE 1330. 1330. 2.373-06 2.143-07 1330. 9.525-06 8.601-07 1330. 6.766-05 6.109-06 >

NE 2408, 2408. 2.265-06 2.045-07 2408. 4.842-06 4.372-07 2408. 2.489-05 2.248-06 j# ENE 4450, 4450. 2.038-06 1.841-07 4450. 2.754-06 2.486-07 4450. 8.937-06 8.070-07 $)

pa E -1996, 1996. 3.246-06 2.931-07 1996. 6.632-06 5.988-07 1996. 3.579-05 3.232-06 t" c) ESE 838. 838. 3.035-06 2.740-07 838. 1.808-05 1.633-06 838. 1.373-04 1.240-05 td SE 884. 884 1.965-06 1.775-07 884, 1.136-05 1.026-06 884. 9.472-05 8.553-06 DO SSE 838. 838. 1.627-06 1.470-07 838. 8.950-06 8.082-07 838. 9.610-05 8.678-06 S 829. 829. 2.319-06 2.094-07 829. 7.535-06 6.804-07 829, 8.048-05 7.268-06 SSW 829, 829. 2.392-06 -2.160-07 829. 7.049-06 6.365-07 829. 1.004-04 9.065-06 SW 610. 610. 2.563-06 2.314-07 610. 1.132-05 1.023-06 610. 1.517-04 1.370-05 WSW 509. 509, 2.305-06 2.081-07 509. 1.386-05 1.252-06 509. 1.542-04 9.*92-05 W 509. 509. 2.369-06 2.140-07 509, 1.484-05 1.340-06 509. 1.624-04 1.466-05 WNW 625. 625. 1.799-06 1.625-07 625. 1.073-05 9.686-07 625. 1.100-04 9.937-06 NW 732, 732. 1.691-06 1.527-07 732. 1.133-05 1.023-06 732. 1.320-04 1.192-05 NNW 848. 848. 1.968-06 1.777-07 848. 1.108-05 1.000-06 848. 1.048-04 9.466-06 a

LASALLE SITE METEOROLOGICAL DATA 10/1/76 - 9/30/78 375 FT LEVEL ZW O tt3 Do >4 T f.A to >4 to C)

WZ ks Ed WD Fa CD U1 l

1

f~')  ;

i xs s, s

TABLE 7.2-8 (Cont'd)

LASALLE COUNTY 1&2 MAXIMUM OFFSITE FINITE PLUME GAMMA DOSE FACTORS FOR KR 85M DOWNWINO RESTRICTED ELEVATED (STACK) RELEASE MIXED MODE (VENT) RELEASE GROUND LEVEL RELEASE DIRECTION AREA BOUND RADIUS S 58AR RADIUS V VBAR RADIUS G GBAR (METERS) (METERS) (MRAD /YR)/(UCI/SEC) (METERS) (MRAD /YR)/(UCI/SEC) (METERS) (MRAD /YR)/(UCI/SEC)

N 1022. 1022. 1.438-04 7.665-05 1022. 1.940-04 1.022-04 1022. 5.816-04 2.999-04 &

.a NNE 1330. 1330. 1.145-04 6.100-05 1330. 1.473-04 7.775-05 1330. 4.292-04 2.217-04 >

hJ NE 2408. 2408. 6.027-05 3.197-05 2408. 7.299-05 3.849-05 2408. 1.787-04 9.267-05 UI I ENE 4450. 4450, 3.374-05 1.780-05 4450. 3.794-05 1.996-05 4450. 7.695-05 4.007-05 1996. 1996, 5.527-05 1996. h

(( E ESE 1996.

838. 838.

8.722-05 1.915-04 4.628-05 1.021-04 838.

1.047-04 2.585-04 1.363-04 838.

2.617-04 8.036-04 1.358-04 4.141-04 t1 SE 884. 884. 1.292-04 6.887-05 884. 1.708-04 9.010-05 884. 5.459-04 2.812-04 D3 SSE 838. 838. 1.299-04 6.933-05 838. 1.628-04 8.607-05 838. 5.638-04 2.904-04 5 829. 829. 1.221-04 6.507-05 829. 1.456-04 7.705-05 829. 4.859-04 2.507-04 SSW 829. 829. 1.514-04 8.070-05 829. 1.730-04 9.176-05 829. 6.214-04 3.205-04 SW 6tO. 610. 1.875-04 1.000-04 610, 2.264-04 1.198-04 610. 8.484-04 4.363-04 WSW 509. 509. 1.723-04 9.191-05 509, 2.204-04 1.164-04 509. 8.171-04 4.196-04 W 509. 509. 1.682-04 8.973-05 509, 2.181-04 1.150-04 509. 8.254-04 4.230-04 WNW 625. 625. 1.246-04 6.647-05 625. 1.616-04 8.527-05 625. 5.801-04 2.978-04 NW 732. 732. 1.572-04 8.391-05 732. 1.976-04 1.044-04 732. 7.297-04 3.750-04 NNW 848. 848. 1.327-04 7.07C-05 848. 1.720-04 9.078-05 848. 5.865-04 3.015-04 LASALLE SITE METEOROLOGICAL DATA 10/1/76 - 9/30/78 375 FT LEVEL ZN OM tri H T C/3 bi s MO

0 Z HH DH C3 LTI

O O O.

TABLE 7.2-8 (Cont'd)

LASALLE COUNTY 1&2 MAXIMUM OFFSITE FINITE PLUME GAMMA DOSE FACTORS FOR KR 85 DOWNWIND RESTRICTED ELEVATED (STACK) RELEASE MIXED MODE (VENT) RELEASE _ GROUND LEVEL RELEASE DIRECTION AREA BOUND RA01US S SBAR RADIUS V VBAR RADIUS G GBAR (METERS) (METERS) (MRAD /YR)/(UCI/SEC) (METERS) (MRAD /YR)/(UCI/SEC) (METERS) (MRAD /YR)/(UCI/SEC)

N 1022. 1022. 1.881-06 1.164-06 1022. 2.390-06 1.479-06 1022. 6.395-06 3.958-06 pg

-J NNE- 1330. 1330. 1.511-06 9.355-07 1330. 1.846-06 1.143-06 1330. 4.827-06 2.988-06 ps

  • NE 2408. 2408. 8.049-07 4.982-07 2408. 9.347-07 5.786-07 2408, 2.045-06 1.266-06 h# ENE 4450. '4450. 4.736-07 2.931-07 4450. 5.161-07 3.195-07 4450. 9.484-07 5.870-07 U2 I 1996.

p, E 1996, 1996. 1.162-06 7.193-07 1996. 1.339-06 8.288-07 3.189-06 1.974-06 838.

2.993-06 8.870-06 1.853-06 5.491-06 fl bJ ESE 838. 838. 2.505-06 1.550-06 838. td SE 884. 884. 1.684-06 1.043-06 884. 2.109-06 1.305-06 884. 5.982-06 3.703-06 p2 SSE 838. 838, 1.716-06 1.062-06 838. 2.052-06 1.270-06 838. 6.290-06 3.894-06 S 829. 829. 1.597-06 9.885-07 829. 1.837-06 1.137-06 829. 5.385-06 3.333-06 SSW 829. 829. 2.014-06 1.247-06 829. 2.236-06 1.384-06 829. 7.013-06 4.341-06 SW 610, 610. 2.472-06 1.530-06 610. 2.866-06 1.774-06 610. 9.339-06 5.781-06

  • WSW 509. 509. 2.254-06 1.395-06 509. 2.742-06 1.697-06 509. 8.869-06 5.490-06 W 509. 509. 2.212-06 1.369-06 509. 2.719-06 1.683-06 509. 8.993-06 5.567-06 WNW- 625. 625. 1.625-06 1.006-06 625. 2.002-06 1.239-06 625. 6.313-06 3.908-06 NW 732, 732. 2.084-06 1.290-06 732. 2.496-06 1.545-06 732. 8.111-06 5.021-06 NNW 848. 848, 1.747-06 1.081-06 848. 2.148-06 1.330-06 848. 6.504-06 4.026-06 LASALLE SITE METEOROLOGICAL DATA 10/1/76 - 9/30/78 375 FT LEVEL ZN O tri w

03 H

D3 C)

W 2:

> ha u") Fa CD U1

~ - - _ _ . _ . -_.. . - , - . , . . . . -- -- - - - . - , . . _ . . . _ - . - - -- m__.---___ - , . . - - - . - - - . . . - . - _ , . _ _ - . _ _

p. A n d U V .

TABLE 7.2-8 (Cont'd)

LASALLE COUNTY 182 MAXIMUM OFFSITE FINITE PLUME GAMMA DOSE FACTORS FOR KR 87 DOWNWIND RESTRICTEu ELEVATED (STACK) RELEASE MIXED MODE (VENT) RELEASE GROUND LEVEL RELEASE _

DIRECTION AREA 80UND RADIUS S 58AR RADIUS V V8AR RADIUS G GBAR (METERS) (METERS) (MRAD /YR)/(UCI/SEC) (METERS) (MRAD /YR)/(UCI/SEC) (METERS) (MRAD /YR)/(UCI/SEC)

N 1022. 1022. 6.081-04 4.444-04 1022. 7.471-04 5.442-04 1022. 1.780-03 1.285-03 p

  • J NNE 1330. 1330. 4.687-04 3.424-04 1330. 5.593-04 4.074-04 1330, 1.287-03 9.295-04 P
  • 2408, 2408. 2.356-04 1.720-04 2408. 2.700-04 1.966-04 2408. 5.395-04 3.899-04 NE

)# ENE 4450. 4450. 1.236-04 9.011-05 4450. 1.344-04 9.784-05 4450. 2.247-04 1.626-04 h)

ps E 1996. 1996 3.445-04 2.514-04 1996. 3.916-04 2.853-04 1996. 7.848-04 5.673-04 t1 La ESE 838. 838. 8.102-04 5.923-04 838. 9.967-04 7.261-04 838. 2.451-03 1.769-03 t*

6.671-04 4.861 884. 1.679-03 1.212-03 D3 SE 884. 884. 5.514-04 4.031-04 884.

SSE 838. 838. 5.399-04 3.947-04 838. 6.312-04 4.602-04 838. 1.672-03 1.207-03 S 829. 829. 5.106-04 3.732-04 829, 5.758-04 4.200-04 829. 1.484-03 1.071-03 SSW 829. 829. 6.131-04 4.481-04 829. 6.730-04 4.911-04 829. 1.813-03 1.308-03 SW 610. 610. 7.946-04 5.809-04 610. 9.027-04 6.584-04 610. 2.543-03 1.836-03 WSW 509. 509. 7.514-04 5.494-04 509, 8.860-04 6.460-04 509. 2.511-03 1.813-03 W 509. 509. 7.274-04 5.319-04 509. 8.676-04 6.326-04 509. 2.510-03 1.811-03 WNW 625. 625. 5.393-04 3.944-04 625, 6.429-04 4.687-04 625. 1.784-03 1.288-03 a

NW 732. 732. 6.563 4.799-04 732. 7.693-04 5.610-04 732. 2.157-03 1.557-03 NNW 848. 848. 5.580-04 4.080-04 848, 6.677-04 4.867-04 848. 1.754-03 1.266-03 1

LASALLE SITE METEOROLOGICAL DATA 10/1/76 - 9/30/78 375 FT LEVEL Z :0 i C) M M ><

'j g us wH D3 C) 30 Z

>* Va 43 Fe CD Ln f

t' (*)

k/ ~

n

()

C)/ -

TABLE 7.2-8 (Cont'd)

LASALLE COUNTV 182 MAXIMUM OFFSITE FINITE PLUME GAMMA DOSE FACTORS FOR KR 88 DOWNWIND RESTRICTED ELEVATED (STACK) RELEASE MIXED MODE (VENT) RELEASE GROUND LEVEL RFIFA%F

' DIRECTION AREA BOUND RADIUS S 58AR RADIUS V VBAR RADIUS G GBAR (METERS) (METERS) (MRAD /VR)/(UCI/SEC) (METERS) (MRAD /vR)/(UCI/SEC) (METERS) (MRAD /YR)/(UCI/SEC)

N 1022. 1022. 1.526-03 1.177-03 1022. 1.841-03 1.415-03 1022. 4.243-03 3.229-03

-J NNE 1330. 1330. 1.193-03 9.205-04 1330. 1.399-03 1.076-03 1330. 3.130-03 2.383-03 h

  • NE 2408. 2408. 6.086-04 4.690-04 2408. 6.873-04 5.285-04 2408. 1.328-03 1.013-03 h3 4450. 4450. 3.292-04 2.534-04 4450. 3.544-04 2.725-04 4450. 5.809-04 4.437-04 U3 ENE I E 1996. 1996. 8.846-04 6.817-04 1996. 9.921-04 7.630-04 1996. 1.936-03 1.476-03 I#

838, 2.040-03 1.574-03 838, 2.461-03 1.892-03 838. 5.843-03 4.446-03

$[ ESE 838. h SE 884. 884 1.379-03 1.064-03 884. 1.641-03 1.262-03 884. 3.977-03 3.025-03 p3 SSE 838. 838. 1.381-03 1.066-03 838. 1.587-03 1.221-03 838. 4.061-03 3.090-03 S 829. 829. 1.291-03 9.963-04 829. 1.439-03 1.107-03 829. 3.546-03 2.699-03 SSW 829. 829. 1.592-03 1.228-03 829. 1.727-03 1.330-03 829. 4.469-03 3.401-03 SW 610. 610. 2.009-03 1.550-03 610. 2.252-03 1.734-03 610. 6.116-03 4.651-03 WSW 509. 509. 1.868-03 1.442-03 509. 2.173-03 1.672-03 509. 5.919-03 4.500-03 W 509. 509. 1.823-03 1.407-03 509. 2.140-03 1.646-03 509. 5.961-03 4.530-03 WNW 625. 625. 1.344-03 1.038-03 625. 1.579-03 1.214-03 625. 4.210-03 3.201-03 NW 732. 732, 1.682-03 1.299-03 732. 1.938-03 1.491-03 732. 5.239-03 3.983-03 NNW 848. 848, 1.417-03 1.093-03 848. 1.664-03 1.280-03 848. 4.237-03 3.223-03 LASALLE SITE METEOROLOGICAL DATA 10/1/76 - 9/30/78 375 FT LEVEL ZW C) D2 td M Z C/3 (32 H D3 O NZ Fa Fs 43 Fa CD U1

p m (o)- ()

  • TABLE 7.2-8 (Cont'd)

LASALLE COUNTY 182 MAXIMUM OFFSITE FINITE PLUME GAMMA DOSE FACTORS FOR KR 89

. DOWNWIND RESTRICTED ELEVATED (STACK) RELEASE MIXED MODE (VENT) RELEASE GROUND LEVEL RELEASE DIRECTION AREA BOUND RADIUS S SBAR RADIUS V VBAR RADIUS G GBAR (METERS) (METERS) (MRAD /YR)/(UCI/SEC) (METERS) (MRAD /VR)/(UCI/SEC) (METERS) (MRAD /YR)/(UCI/SEC)

N 1022. 1022. 6.786-04 5.005-04 1022. 8.728-04 6.410-04 1022. 1.992-03 1.450-03 p

%J NNE ~ 1330. 1330. 4.270-04 3.149-04 1330. 5.392-04 3.960 1330. 1.170-03 8.519-04 P NE 2408. 2408. 1.232-04 9.078-05 2408. 1.504-04 1.105-04 2408. 2.940-04 2.142-04 ENE 4450. 4450. 2.630-05 1.935-05 4450, 2.999-05 2.202-05 4450. 4.808-05 3.510-05 h)

)# E 1996. 1996. 2.265-04 1.669-04 1996. 2.703-04 1.985-04 1996. 5.104-04 3.720-04 t*

p.

' Ln ESE 838. 838. 9.713-04 7.165-04 838. 1.250-03 9.180-04 838. 2.915-03 2.123-03 t1 SE 884. 884. 6.310-04 4.655-04 884. 7.964-04 5.851-04 884. 1.910-03 1.390-03 M SSE 838. 838, 5.533-04 4.082-04 838. 6.826-04 5.017-04 838. 1.665-03 1.212-03 5 829. 829. 4.984-04 3.676-04 829. 5.891-04 4.332-04 829. 1.462-03 1.064-03 SSW 829. 829. 5.179-04 3.820-04 829. 5.982-04 4.400-04 829. 1.478-03 1.076-03 SW 610. 610. 8.875-04 6.547-04. 610. 1.055-03 7.756-04 610. 2.731-03 1.989-03 WSW 509. 509. 9.934-04 7.330-04 509. 1.215-03 8.937-04 509. 3.258-03 2.372-03 W 509. 509. 9.133-04 6.739-04 509. 1.147-03 8.434-04 509. 3.113-03 2.266-03 WNW 625. 625. 6.671-04 4.923-04 625. 8.308-04 6.107-04 625. 2.201-03 1.602-03 NW 732. 732. 6.690-04 4.936-04 732. 8.424-04 6.191-04 732. 2.157-03 1.570-03 NNW 848. 848. 6.055-04 4.467-04 848. 7.674-04 5.638-04 848. 1.843-03 1.342-03 LASALLE SITE METEOROLOGICAL DATA 10/1/76 - 9/30/78 375 FT LEVEL ZW OM 14 H T@

CD H MO NZ Fa Fa WD Ed CD LA j

/

' (

v v ' -

TABLE 7.2-8 (Cont'd)

LASALLE COUNTY 1&2 MAXIMUM OFFSITE FINITE PLUME GAMMA DOSE FACTORS FOR KR 90 DOWNWIND RESTRICTED ELEVATED (STACK) RELEASE MIXED MODE (VENT) RELEASE GROUND LEVEL RELEASE DIRECTION AREA BOUND RADIUS S SBAR RADIUS V VBAR RADIUS G GBAR (METERS) (METERS) (MRAD /YR)/(UCI/SEC) (METERS) (MRAD /YR)/(UCI/SEC) (METERS) (MRAD /YR)/(UCI/SEC)

N 1022. 1022. 9.738-05 6.981-05 1022. 1.348-04 9.601-05 1022. 3.031-04 2.138-04

%J NNE 1330. 1330. 3.526-05 2.527-05 1330. 4.800-05 3.419-05 1330. 1.036-04 7.307-05 h)

NE 2408. 2408. 1.552-06 1.112-06 2408. 2.017-06 1.437-06 2408. 3.976-06 2.808-06

[3 4450. 1.111-08 7.939-09 4450. 1.299-08 9.260-09 4450. 2.081-08 1.473-08 U3 g ENE 4450.

1996. 9.416-06 pa Ch E 1996.

838.

1996.

838.

5.791-06 1.961-04 4.144-06 1.406-04 1996.

838.

7.210-06 2.685-04 5.137-06 1.913-04 838.

1.332-05 6.073-04 4.284-04 fl ESE t4 SE 884. 884. 9.875-05 7.080-05 884. 1.340-04 9.549-Ob 884. 3.078-04 2.171-04 U3 SSE 838. 838. 8.074-05 5.789-05 838. 1.073-04 7.649-05 838. 2.496-04 1.760-04 5 829, 829. 5.836-05 4.184-05 829. 7.640-05 5.446-05 829. 1.775-04 1.252-04 SSW 829. 829. 5.203-05 3.729-05 829. 6.493-05 4.631-05 829. 1.480-04 1.045-04 SW 610. 610. 1.724-04 1.236-04 610. 2.240-04 1.597-04 610. 5.466-04 3.855-04 WSW 509. 509. 2.701-04 1.937-04 509. 3.623-04 2.583-04 509. 9.256-04 6.526-04 W 509. 509. 2.640-04 1.893-04 509. 3.658-04 2.607-04 509. 9.490-04 6.690-04 WNW 625. 625. 1.462-04 1.048-04 625. 2.021-04 1.440-04 625. 5.095-04 3.592-04 NW 732. 732. 1.268-04 9.097-05 732. 1.787-04 1.273-04 732. 4.373-04 3.083-04 NNW 848, 848, 1.049-04 7.523-05 848. 1.453-04 1.035-04 848. 3.368-04 2.376-04 LASALLE SITE METEOROLOGICAL DATA 10/1/76 - 9/30/78 375 FT LEVEL ZW O trj tri s Z U) tD M trj o N Z.

WH DH CD U1

(%  %  %

V (U (V .

TABLE 7.2-8 (Cont'd)

LASALLE COUNTY 1&2 i

MAXIMUM OFFSITE FINITE PLUME GAMMA DOSE FACTORS FOR XE131M DOWNWIND RESTRICTED ELEVATED (STACK) RELEASE MIXED MODE (VENT) RELEASE GROUND LEVEL RELEASE DIRECTION AREA 80UNO RADIUS S SBAR RADIUS V VBAR RADIUS G GBAR (METERS) (METERS) (MRAD /YR)/(UCI/SEC) (METERS) (MRAD /YR)/(UCI/SEC) (METERS) (MRAD /YR)/(UCI/SEC)

N 1022. 1022. 5.171-06 1.843-06 1022. 1.506-05 3.184-06 1022. 9.205-05 1.366-05 &

-J NNE 1330. 1330. 4.426-06 1,509-06 1330. 1.072-05 2.371-06 1330. 6.609-05 9.985-06 >

[g NE 2408. 2408. 3.332-06 8.918-07 2408. 5.649-06 1.216-06 2408. 2.488-05 3.942-06 g)

ENE 4450. 4450. 2.663-06 5.844-07 4450. 3.338-06 6.840-07 4450. 1.018-05 1.694-06 ),

Fa E 1996. 1996. 4.682-06 1.274-06 1996. 7.730-06 1.708-06 1996. 3.641-05 5.777-06 t"

'J ESE 838, 838. 6.599-06 2.431-06 838. 1.972-05 4.214-06 838. 1.286-04 1.900-05 td D2 SE 884. 884. 4.388-06 1.629-06 884. 1.259-05 2.741-06 884 8.763-05 1.291-05 SSE 838. 838. 4.146-06 1.632-06 838. 1.055-05 2.503-06 838. 9.261-05 1.361-05 5 829. 829. 4.589-06 1.587-06 829. 9.154-06 2.209-06 829. 7.573-05 1.132-05 SSW 829. 829. 5.308-06 1.957-06 829. 9.403-06 2.520-06 829. 9.912-05 1.479-05 SW 610, 610. 6.104-06 2.351-06 610. 1.374-05 3.387-06 610. 1.430-04 2.073-05 WSW 509. 509. 5.500-06 2.134-06 509. 1.548-05 3.462-06 509. 1.401-04 2.007-05 W 509. 509. 5.506-06 2.103-06 509. 1.623-05 3.512-06 509. 1.483-04 2.090-05 WNW 625. 625. 4.112-06 1.557-06 625, 1.183-05 2.582-06 625. 1.001-04 1.431-05 NW 732. 732. 4.795-06 1.955-06 732. 1.314-05 3.067-06 732. 1.258-04 1.812-05 NNW 848. 848. 4.456-06 1.680-06 848. 1.238-05 2.745-06 848. 9.977-05 1.443-05 LASALLE SITE METEOROLOGICAL DATA 10/1/76 - 9/30/78 375 FT LEVEL Z lO O D3 D2 m Z U) tp H D3 C) lC Z

>" V' W3 Fs 03 U1 t

(3 O

  • U ~ U -

9 TABLE 7.2-8 (Cont'd)

LASALLE COUNTY 182 MAXIMUM UFFSITE FINITE PLUME GAMMA DOSE FACTORS FOR XE133M DOWNWIND RESTRICTED ELEVATED (STACK) RELEASE MIXED MODE (VENT) RELEASE GROUND LEVEL RELEASE DIRECTION AREA 8OUND RADIUS S 58AR RADIUS V VBAR RADIUS G G8AR (METERS) (METERS) (MRAD /YR)/(UCI/SEC) (METERS) (MRAD /VR)/(UCI/SEC) (METERS) (MRAD /YR)/(UCI/SEC)

N 1022. 1022. 2.274-05 1,121-05 1022. 3.868-05 1.563-05 1022. 1.631-04 5.029-05 td

%J NNE 1330, 1330. 1.857-05 9.044-06 1330. 2.883-05 1.192-05 1330. 1.192-04 3.744-05 38 i NE 2408, 2408. 1.089-05 4.904-06 2408. 1.475-05 6.017-06 2408. 4.715-05 1.550-O5

)# ENE 4450. 4450. 7.061-06 2.909-06 4450. 8.249-06 3.274-06 4450. 2.021-05 6.943-06 h) ha E 1996. 1996, 1.557-05 7.054-06 1996. 2.074 8.576-06 1996. 6.908-05 2.276-05 td 03 ESE 838. 838. 3.001-05 1.491-05 838. 5.121-05 2.080-05 838. 2.268-04 6.963-05 td 884 884 2.011-05 1.001-05 884. 3.334-05 1.368-05 884. 1.541-04 4.713-05 D2 SE SSE 838. 838. 2.016-05 1.018-05 838. 3.052-05 1.306-05 838. 1.622-04 4.948-05 S 829. 829. 1.955-05 9.559-06 829. 2.695-05 1.162-05 829. 1.352-04 4.198-05 SSW 829. 829. 2.412-05 1.199-05 829. 3.083-05 1.388-05 829. 1.764-04 5.471-05 SW 610. 610. 2.904-05 1.459-05. 610. 4.136-05 1.801-05 610. 2.470-04 7.424-05 WSW 509. 509. 2.639-05 1.328-05 509. 4.216-05 1.754-05 509. '2.392-04 7.096-05 W 509. 509. 2.598-05 1.302-05 509. 4.271-05 1.747-05 509. 2.488-04 7.242-05 WNW 625. 625. 1.924-05 9.626-06 625, 3.141-05 1.291-05 625. 1.706-04 5.046-05 NW 732. 732. 2.417-05 1.230-05 732. 3.738-05 1.588-05 732, 2.158-04 6.441-05 NNW 848, 848. 2.074-05 1.036-05 848. 3.340-05 1.384-05 848. 1.719-04 5.155-05 LASALLE SITE METEOROLOGICAL DATA 10/1/76 - 9/30/78 375 FT LEVEL ZW OM

<; <0 MH Z tt) tp H D1 C) 30 25 V V' u") Fa 03 U1

O O O.

TABLE 7.2-8 (Cont'd)

LASALLE COUNTY 1&2 MAXIMUM OFFSITE FINITE PLUME GAMMA DOSE FACTORS FOR XE133 DOWNWIND RESTRICTED ELEVATED (STACK) RELEASE MIXED MODE (VENT) RELEASE GROUND LEVEL RELEASE DIRECTION AREA BOUND RADIUS S 58AR RADIUS V VBAR RADIUS G GBAR (METERS) (METERS) (MRAD /YR)/(UCI/SEC) (METERS) (MRAD /YR)/(UCI/SEC). (METERS) (MRAD /YR)/(UCI/SEC)

N 1022. 1022. 2.329-05 9.006-06 1022, 4.138-05 1.403-05 1022. 1.830-04 5.346-05 e

'J NNE 1330. 1330. 1.928-05 7.397-06 1330. 3.098-05 1.067-05 1330, 1.345-04 3.978-05 >

NE 2408. 2408. 1.163-05 4.236-06 2408. 1.607-05 5.502-06 2408. 5.352-05 1.627-05 ENE 4450. 4450. 7.840-06 2.709-06 4450. 9.213-06 3.114-06 4450. 2.308-05 7.199-06 h)

Fa E 1996, 1996. 1.666-05 6.095-06 1996. 2.263-05 7.818-06 1996. 7.857-05 2.392-05 eg M3 ESE 838. 838. 3.074-05 1.196-05 838. 5.482-05 1.865-05 838. 2.545-04 7.416-05 td 884. 2.058-05 8.019-06 884. 3.559-05 1.218-05 884. 1.725-04 5.012-05 D2 SE 884.

SSE 838. 838, 2.048-05 8.058-06 838. 3.228-05 1.134-05 838. 1.819-04 5.277-05 S 829. 829. 2.020-05 7.770-06 829. 2.862-05 1.012-05 829. 1.522-04 4.469-05 i

SSW 829. 829. 2.474-05 9.629-06 829. 3.242-05 1.179-05 829. 1.988-04 5.834-05 SW 610. 610. 2.946-05 1.155-05 610. 4.342-05 1.542-05 610. 2.754-04 7.909-05 WSW 509. 509, 2.678-05 1.051-05 509. 4.443-05 1.531-05 509. 2.653-04 7.546-05 W 509. 509. 2.635-05 1.032-05 509. 4.493-05 1.530-05 509. 2.741-04 7.694-05 WNW 625. 625. 1.947-05 7.609-06 625. 3.312-05 1.132-05 625. 1.892-04 5.375-05 NW 732. 732. 2.432-05 9.621-06 732. 3.916-05 1.367-05 732.' 2.405-04 6.878-05 NNW 848, 848, 2.110-05 8.241-06 848. 3.539-05 1.217-05 848. 1.914-04 5.484-05 LASALLE SITE METEOROLOGICAL DATA 10/1/76 - 9/30/78 375 FT LEVEL Z :C O tu

<: <0 D1 F4 M CO wH D2 C) 30 Z Fd Fa u) Fa 00 LD 4

( '

  • TABLE 7.2-8 (Con t ' d)

LASALLE COUNTY 1&2 MAXIMUM OFFSITE FINITE PLUME GAMMA DOSE FACTORS FOR XE135M DOWNWIND RESTRICTED ELEVATED (STACK) RELEASE MIXED MODE (VENT) RELEASE GROUND LEVEL RELEASE

. DIRECTION AREA 800ND RADIUS S 58AR RADIUS V VBAR RADIUS C GBAR (METERS) (METERS) (MRAD /YR)/(UCI/SEC) (METERS) (MRAD /YR)/(UCI/SEC) (METERS) (MRAD /YR)/(UCI/SEC)

N 1022. 1022, 2.872-04 1.776-04 1022. 3.782-04 2.328-04 1022, 9.935-04 6.065-04 gg

-J NNE 1330. 1330, 2.117-04 1.309-04 1330. 2.699-04 1.662-04 1330. 6.753-04 4.127-04 ?s NE 2408. 2408. 9.634-05 5.948-05 2408. 1.167-04 7.184-05 2408. 2.562-04 1.568-04

[a 4450. 4.754-05 2.926-05 4450. 8.430-05 5.167-05 U3 i ENE 4450. 4450. 4.210-05 2.595-05 bJ c)

E 1996. 1996. 1.482-04 9.149-05 1996. 1.769-04 5.045-04 1.090-04 3.106-04 1996.

838.

3.829-04 1.368-03 2.344-04 8.351-04 f

ESE 838. 838, 3.805-04 2.353-04 838. t1 SE 884. 884. 2.620-04 1.620-04 884. 3.381-04 2.083-04 884. 9.497-04 5.797-04 D1 SSE 838. '838. 2.387-04 1.476-04 838, 2.989-04 1.842-04 838, 8.694-04 5.307-04 S 829. 829, 2.309-04 1.427-04 829. 2.738-04 1.688-04 829. 8.031-04 4.904-04 SSW 829. 829. 2.540-04 1.570-04 829. 2.932-04 1.808-04 829. 8.790-04 5.369-04 SW 610. 610. 3.613-04 2.234-04 610. 4.333-04 2.672-04 610. 1.351-03 8.241-04 WSW 509. 509. 3.643-04 2.253-04 509. 4.548-04 2.802-04 509. 1.449-03 8.833-04 W 509. 509. 3.415-04 2.112-04 509. 4.358-04 2.683-04 509, 1.404-03 8.555-04 WNW 625. 625. 2.592-04 1.603-04 625. 3.283-04 2.022-04 625. 1.024-03 6.244-04 NW 732. 732. 2.854-04 1.765-04 732. 3.606-04 2.222-04 732. 1.112-03 6.783-04 NNW 848. 848, 2.537-04 1.569-04 848. 3.263-04 2.009-04 848. 9.335-04 5.696-04 LASALLE SITE METEOROLOGICAL DATA 10/1/76 - 9/30/78 375 FT LEVEL ZW O tt

<<w (f)

H tt O MZ

> V' u") >d CD U1

O O O.

TABLE 7.2-8 (Cont'd)

LASALLE COUNTY 1&2 MAXIMUM OFFSITE FINITE PLUME GAMMA DOSE FACTORS FOR XE135 DOWNWIND RESTRICTED ELEVATED (STACK) RELEASE MIXED MODE (VENT) RELEASE GROUNO LEVEL RELEASE DIRECTION AREA BOUND RADIU5 5 5BAR RADIUS V VBAR RADIUS G GBAR (METERS) (METERS) (MRAD /YR)/(UCI/SEC) (METERS) (MRAD /YR)/(UCi/SEC) (METERS) (MRAD /YR)/(UC1/SEC)

N 1022. 1022. 2.028-04 1.097-04 1022, 2.692-04 1.452-04 1022. 7.871-04 4.222-04 p 1330. P

~

-J NNE 1330, 1330. 1.624-04 8.780-05 1330. 2.059-04 1.111-04 5.865-04 3.148-04 NE 2408. 2408. 8.581-05 4.637-05 2408. 1.028-04 5.545-05 2408. 2.461-04 1.322-04 bJ f ENE E

4450.

1996.

4450.

1996.

4.879-05 2.634-05 1.239-04 6.697-05 4450.

1996, 5.445-05 1.473-04 2.937-05 7.949-05 4450.

1996.

1.092-04 3.610-04 5.869-05 1.939-04 h) t4 FJ ESE 838. 838. 2.703-04 1.462-04 838. 3.589-04 1.936-04 838. 1.088-03 5.835-04 td 884 2.370-04 1.279-04 884. 7.367-04 3.951-04 U3 SE 884. 884. 1.819-04 9.840-05 SSE 838. 838, 1.843-04 9.972-05 838. 2.278-04 1.230-04 838. 7.674-04 4.116-04 S 829. 829. 1.724-04 9.325-05 829. 2.035-04 1.099-04 829. 6.588-04 3.535-04 SSW 829. 829. 2.156-04 1.166-04 829. 2.443-04 1.320-04 829. 8.508-04 4.565-04 SW 610. 610. 2.650-04 1.434-04 610. 3.164-04 1.709-04 610. 1.148-03 6.155-04 WSW 509. 509, 2.423-04 1.311-04 509. 3.057-04 1.650-04 509. 1.097-03 5.881-04 W 509. 509, 2.371-04 1.283-04 509. 3.028-04 1.634-04 509. 1.109-03 5.941-04 WNW 625. 625. 1.753-04 .9.485-05 625. 2.241-04 1.209-04 625. 7.793-04 4.176-04 NW 732. 732. 2.232-04 1.207-04 732. 2.764-04 1.492-04 732. 9.905-04 5.310-04 NNW 848. 848. 1.877-04 1.015-04 848. 2.397-04 1.293-04 848. 7.952-04 4.263-04 LASALLE SITE METEOROLOGICAL DATA 10/1/76 - 9/30/78 375 FT LEVEL ZW O to 4<

td H

  • E W 5M DG C) 30 Z Fd Fd u) Fd CD U1 1

1 TABLE 7.2-8 (Cont'd)

LASALLE COUNTY 152 MAXIMUM OFFSITE FINITE PLUME GAMMA DOSE FACTORS FOR XE137 DOWNWIND RESTRICTED ELEVATED (STACM) RELEASE MIXED MODE (VENT) RELEASE GROUND LEVEL RELEASE DIRECTION AREA BOUND RADIUS S $8AR RADIUS V VBAR RADIUS G GBAR (METERS) (METERS) (MRAD /YR)/(UCI/SEC) (METERS) (MRAD /YR)/(UCI/SEC) (METERS) (MRAD /YR)/(UCI/SEC)

N 1022. 1022. 9.192-05 5.953-05 1022. 1.227-04 7.926-05 1022. 3.048-04 1.960-04 NNE 1330. 1330. 5.984-05 3.874-05 1330. 7.806-05 5.042-05 1330. 1.839-04 1.183-04 h

[J NE 2408, 2408. 1.898-05 1.228-05 2408. 2.376-05 1.535-05 2408. 4.989-05 3.209-05 5.476-06 3.536-06 4450. 9.264-06 5.964-06 U1 ba ENE 4450. 4450. 4.730-06. 3.058-06 4450.

i E 1996, 1996. 3.389-05 2.192-05 1996. 4.135-05 2.671-05 1996. 8.391-05 5.398-05 fl

'j ESE SE 838.

884.

838.

884.

1.291-04 8.501-05 8.360-05 5.506-05 838.

884.

1.728-04 1.112-04 1.116-04 7.183 838.

884 4.409-04 2.927-04 2.835-04 1.882-04 eg b2 SSE 838, 838. 7.478-05 4.844-05 838. 9.532-05 6.161-05 838. 2.566-04 1.650-04 S 829, 829. 6.855-05 4.440-05 829. 8.301-05 5.366-05 829. 2.286-04 1.469-04 SSW 829. 829. 7.181-05 4.651-05 829. 8.471-05 5.478-05 829. 2.331-04 1.499-04 SW 610. 610. 1.187-04 7.686-05 610. 1.447-04 9.355-05 610. 4.158-04 2.673-04 WSW 509. 509. 1.300-04 8.422-05 509. 1.641-04 1.061 509. 4.873-04 3.132-04 W 509. 509. 1.195-04 7.743-05 509. 1.553-04 1.004-04 509. 4.654-04 2.991-04 WNW 625. 625, 8.843-05 5.729-05 625. 1.138-04 7.352-05 625. 3.328-04 2.139-04 NW 732. 732. 8.980-05 5.818-05 732, 1.168-04 7.549-05 732. 3.307-04 2.126-04 NNW 848. 848. 8.141-05 5.274-05 848. 1.068-04 6.903-05 848, 2.822-04 1.814-04 LASALLE SITE METEOROLOGICAL DATA 10/1/76 - 9/30/78 375 FT LEVEL ZW O tu ps H 3 U3 00 ><

to C3 WZ u3 Fw CD U1

- w _

% +

v3~w r y. iw , ,--.-.7 -.- e . -y-- m, ..%-3, ,7 ,y,--- _,.g-- -,-7-.,,_ , , , yy., , , ,

'"% m r (d b (m) -

TABLE 7.2-8 (Cont'd)

LASALLE COUNTY 182 MAXIMUM OFFSITE FINITE PLUME GAMMA DOSE FACTORS FOR XE138 DOWNWIND RESTRICTED ELEVATED (STACK) RELEASE MIXED MODE (VENT) RELEASE GROUND LEVEL RELEASE DIRECTION AREA 8OUND RADIUS S $8AR RADIUS V VBAR RADIUS G GBAR (METERS) (METERS) (MRAD /YR)/(UCI/SEC) (METERS) (MRAD /YR)/(UCI/SEC) (METERS) (MRAD /VR)/(UCI/SEC)

N 1022. 1022. 7.062-04 5.142-04 1022, 8.855-04 6.413-04 1022. 2.092-03 1.497-03 NNE 1330. 1330. 5.154-04 3.751-04 1330. 6.294-04 4.559-04 1330. 1.419-03 1.015-03 h

, 3 NE .2408, 2408. 2.283-04 1.660-04 2408. 2.679-04 1.940-04 2408. 5.375-04 3.850-04 1.065-04 7.713-05 4450. 1.766-04 1.268-04 U3 bJ ENE 4450. 4450. 9.599-05 6.969-05 4450.

1996. 1996. 5.790-04 I#

1 E 1996. 1996. 3.523-04 2.561-04 4.085-04 2.959-04 8.082-04

[j ESE SE 838.

884.

838.

884.

9.410-04 6.470-04 6.854-04 4.713-04 838.

884.

1.184-03 7.969-04 8.579-04 5.775-04 838.

884.

2.869-03 1.993-03 2.052-03 1.425-03 h

D2 SSE 838. 838. 5.896-04 4.295-04 838. 7.075-04 5.130-04 838. 1.815-03 1.298-03 5 829. 829. 5.682-04 4.138-04 829. 6.521-04 4.733-04 829, 1.680-03 1.201-O?

SSW 829. 829. 6.224-04 4.533-04 829. 6.990-04 5.075-04 829. 1.830-03 1.309-03

, SW 610. 610. 8.907-04 6.488-04 610. 1.033-03 7.494-04 Gio. 2.823-03 2.018-03 WSW 509. 509. 9.041-04 6.588-04 509. 1.083-03 7.858-04 509. 3.038-03 2.171-03 W 509, 509, 8.464-04 6.168-04 509. 1.034-03 7.495-04 509. 2.938-03 2.100-03 WNW 625. 625. 6.430-04 4.685-04 625. 7.797-04 5.654-04 625. 2.147-03 1.534-03 NW 732. 732. 7.058-04 5.143-04 732. 8.540-04 6.193-04 732. 2.317-03 1.656-03 NNW 848. 848. 6.270-04 4.567-04 848, 7.698-04 5.579-04 848. 1.954-03 1.397-03 LASALLE SITE METEOROLOGICAL DATA 10/1/76 - 9/30/78 375 FT LEVEL Z :0 O to 00 ><

Z U2 tv H Da C) lC Z u) >d 03 W

l i

J

i-t TABLE 7.2-8 (Cont'd)

LASALLE COUNTY 1&2 MAXIMUM OFFSITE FINITE PLUME GAMMA DOSE FACTORS FOR AR 41 DOWNWIND. RESTRICTED ELEVATED (STACK) RELEASE MIXFD MODE (VENT) RELEASE GROUND LEVEL RELEASE DIRECTION AREA BOUND RADIUS S SBAR RADIUS V V8AR RADIUS G G8AR l

(METERS) (METERS) (MRAD /YR)/(UCI/SEC) (METERS) (MRAD /YR)/(UCI/SEC) (hETERS) (MRAD /YR)/(UCI/SEC)

N 1022. 1022. 9.121-04 6.430-04 1022. 1.128-03 7.954-04 1022. 2.759-03 1.945-03 p

%J NNE 1330, 1330. 7.085-04 4.995-04 1330. 8.496-04 5.989-04 1330. 2.011-03 1.418-03 P-NE 2408. 2408. 3.586-04 2.528-04 2408. 4.127-04 2.909-04 2408. 8.455-04 5.961-04

  1. 4450. 2.101-04 1.481-04 4450. 3.586-04 2.528-04 ENE 4450. 4450. 1.929-04 1.360-04 h) bJ E 1996, 1996. 5.228-04 3.686-04 1996. 5.968-04 4.207-04 1996. 1.230-03 8.672-04 td sm ESE 838. 838, 1.218-03 8.590-04 838. 1.508-03 1.063-03 838. 3.802-03 2.681-03 td 5.823-04 884, 1.006-03 7.091-04 884. 2.596-03 1.830-03 D3 SE 884 884. 8.260-04 SSE 838. 838. 8.186-04 5.771-04 838, 9.605-04 6.771-04 838. 2.623-03 1.849-03 S 829. 829. 7.699-04 5.428-04 829. 8.713-04 6.143-04 829. 2.304-03 1.625-03 i SSW 829. 829. 9.379-04_ 6.613-04 829. 1.031-03 7.270-04 829. 2.862-03 2.018-03 SW 610. 610. 1.198-03 8.449-04 610. 1.366-03 9.628-04 610. 3.965-03 2.795-03 i WSW 509. 509. 1.126-03 7.938-04 509. 1.334-03 9.403-04 509. 3.869-03 2.727-03 W 509. 509. 1.094-03 7.711-04 509. 1.311-03 9.239-04 509. 3.888-03 2.741-03 WNW 625. 625. 8.059-04 5.681-04 625. 9.663-04 6.812-04 625. 2.754-03 1.942-03 i NW 732. 732, 9.951-04 7.016-04 732. 1.171-03 8.253-04 732. 3.388-03 2.389-03 NNW 848. 848. 8.424-04 5.939-04 848. 1.013-03 7.139-04 848. 2.742-03 1.933-03 LASALLE SITE METEOROLOGICAL OATA 10/1/76 - 9/30/78 375 FT LEVEL 25 PO O b3

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LA SALLE COUNTY STATION O 3000

$CALE NIFEET FIGURE 7.2-1 UNRESTRICTED AREA B0UNDARY p S/ A /3 o 57ef-o /

LA SALLE REVISION 11

- NOVEMBER 1985 8.0 RADIOACTIVE EFFLUENT TREATMENT SYSTEMS, MODELS FOR SETTING GASEOUS AND LIQUID EFFLUENT MONITOR ALARM AND TRIP SETPOINTS, AND ENVIRONMENTAL RADIOLOGICAL MONITORING TABLE OF CONTENTS PAGE 8.1 GASEOUS RELEASES 8.1-1 8.1.1 System Design 8.1-1 8.1.1.1 Gaseous Radwaste Treatment System 8.1-1 8.1.1.2 Ventilation Exhaust Treatment System 8.1-1 8.1.2 Alarm and Trip Setpoints 8.1-1 8.1.3 Station Vent Stack Monitor OPLD5J 8.1-3 8.1.4 Standby Gas Treatment Stack Monitor OPLD2J 8.1-5 8.1.5 SJAE Off-Gas Monitors 1(2)D18-N002 and 1(2)D18-N012 8.1-6 r 8.1.6 Off-Gas Post-Treatment Monitors 8.1-7

(_]/ 8.1.7 Allocation of Effluents from Common Release Points 8.1-8 I 8.1.8 Symbols Used in Section 8.1 8.1-10 8.1.9 Constants Used in Section 8.1 8.1-11 8.2 LIQUID RELEASES 8.2-1 8.2.1 System Design 8.2-1 8.2.2 Alarm Setpoints 8.2-1 8.2.3 Liquid Radwaste Effluent Monitor OD18-J007 8.2-2 l 8.2.4 Liquid Effluent Monitors 8.2-3 8.2.5 Allocation of Effluents from Common Release Points 8.2-4 8.2.6 Administrative and Procedural Controls for Radwaste Discharges 8.2-5 8.2.7 Determination of Initial Dilution Stream Flow Rates 8.2-5 8.2.8 Symbols Used in Section 8.2 8.2-6 8.3 SOLIDIFICATION OF WASTE / PROCESS CONTROL PROGRAM 8.3-1 8.4 ENVIRONMENTAL RADIOLOGICAL MONITORING 8.4-1 8-1

LA SALLE REVISION 11 NOVEMBER 1985 ODCM LIST OF TABLES FOR LA SALLE SECTION 8.0 l NUMBER TITLE PAGE 8.4-1 Environmental Radiological Monitoring Program 8.4-2 8.4-2 Reporting Levels for Radioactivity ,

Concentrations in Environmental Samples 8.4-7 8.4-3 Maximum Values for the Lower Limits

of Detection (LLD) 8.4-8 O

4 9

i I

l l

O 4

8-11

._- , . _ . - _ _ _ , . _ . , _ _ _ . . . . .- , . - . _ . . . - _ _ . . _ , _ _ , _ , _ . . . _ , _ _ . . . , _ . , _ . , , , , _ . _ . . _ . , . . . _ . . . . . _ _ _ , . . - = . ~ , _ _ _ . . . - . _

LA SALLE REVISION 11

+

O NOVEMBER 1985 ODCM-LIST OF FIGURES FOR LA SALLE SECTION 8.0 l NUMBER TITLE 8.1-1 Simplified HVAC and Gaseous Radwaste Flow Diagram 8.2-1 Simplified Liquid Radwaste Processing Diagram 8.2-2 Simplified Liquid Effluent Flow Diagram 8.3-1 Simplified Solid Radwaste Processing Diagram 8.4-1 Fixed Air Sampling Sites and Outer Ring TLD Locations 8.4-2 Inner Ring TLD Locations 8.4-3 Ingestion.and Waterborne Exposure Pathway

. Sample Locations i

t 1

i 4

i 8-111

LA SALLE REVISION 11 NOVEMBER 1985

-) 8.0 RADIOACTIVE EFFLUENT TREATMENT SYSTCMS, MODELS FOR SETTING GASEOUS AND LIQUID EFFLUENT MONITOR ALARM AND TRIP SETPOINTS, AND ENVIRONMENTAL RADIOLOGICAL MONITORING 8.1 GASEOUS RELEASES .

v 8.1.1 System Design >

e

f A simplified HVAC and gaseous radwaste flow diagrwh is provided " r, I, in Figure 8.1-1.

8.1.1.1 Gaseous Radwaste Treatment System A gaseous radwaste treatment system shall be any~ system designed and installed to reduce radioactive gaseous efflue'nts by collec-3 ting primary coolant system off gases from the primary system and providing for delay or holdup for the purpose of reducing the total radioactivity prior to release to the environment.

8.1.1.2 Ventilation Exhaust Treatment System

  • A ventilation exhaust treatment system shall be any system designed and installed to reduce gaseous radioiodine or radio-active material in particulate form in effluents by passing ventilation or vent exhaust gases through charcoal adsorbers ,

and/or HEPA filters for the purposelof removing iodines or particulates from the gaseous exhaust stream prior to the *

  • I4 release to the environment (such a system is not considered to have any effect on noble gas effluents) . Engineered Safety Feature (ESF) atmospheric cleanup systems are not considered

^

to be ventilation exhaust treatment system componegts.

8.1.2 Alarm and Trip Setpoints

h- -

Alarm and trip setpoints of gaseous ef fluent monitors.at the -

i principal' points of release of ventilation exhaust' air containing 8.1-1

LA SALLE REVISION 11

. . . , - . NOVEMBER 1985

+ b o radioactivity are established to ensure that the release limits of 10 CFR 20 are not exceeded. The setpoints are found by solving Equations 2.6 and 2.7 for each class of release. '

t l

For this evaluation the radioactivity mixture in the exhaust

, , air is assumed to have the composition of gases listed in A Table 3-3 from " Technical Derivation of BWR 1971 Design Basis

' * ~

Radioactive Material Source Terms," NEDO-10871, March 1973, General Electric Company. This mixture of radioactive gases is representative of the activity found at the point of release from the fuel; radioactive decay has not been included.

~

Equation 2.6 is rewritten using the fractional composition

of;each nucilde, ff, and a total release rate, Q t

, f r station

. vent stack

  • releases (the principal point of release of ventila-

~

kb s . tion exhaust air containing radioactivity) :

i * **

1.11 O ts- b

  • f i) -

< 500 (8.1) fy Fractional Radionuclide s . Composition

  • The release rate of ra61onuclide i divided by the total release of all radionuclides.

Q ts Total Release Rate, (pCi/sec)

Vent Stack Release

. The release rate for all radionuclides due to a station vent stack release.

Q is

  • O ts fi IO
  • 2)

Equation 8.1 can be solved for Q

,2 t for release limit determinations.

x~

- *The term " vent stack", as used in this section, is to be considered synonymous with " stack" as used in Section 2.1.

I i

L 8.1-2 L

(

- LA SALLE REVISION 11 NOVEMBER 1985 Similarly, Equation 2.7 can be rewritten:

+

1 .

1 (X/Q) Qs tsf i **P I-A jR/3600us) 1.11 S 10 ts f i 3000"y["

_ (8.3)

Equation 8.3 can be solved for Q ts and a corresponding release ,

limit be determined. The most conservative release limit determined from Equations 8.1 and 8.3 will be used in selecting the appropriate alarm and trip setpoints for a vent stack release.

r The exact settings will be selected to ensure that 10 CFR 20 limits are not exceeded.

Surveillance frequencies for gaseous effluent monitors will be as stated in Table 4.3.7.11-1 of the Technical Specifications.

Calibration methods will be consistent with the definitions found in Section 1.0 of the Technical Specifications.

(])

8.1.3 Station Vent Stack Monitor OPLD5J Releases of radioactive noble gases from the station vent <

stack _ release point are monitored by an offline monitoring system consisting of three instrument channels. Samples of

  • the effluent stream are taken by an isokinetic probe just prior to discharge into the atmosphere. Gas flow through-the monitoring system is provided by vacuum pumps; one for t the low-range detection system and one for the mid- and high-range detection systems. A sample conditioning skid (OPLD4J),

l upstream of the detection system, filters particulate and iodine and provides for collection of particulate and iodine grab samples.

The low-range detection system consists of a beta scintillation detec tor . (OD18-N514 ) , a shielded sampling. chamber, and a preamplifier. l

("

d.

8.1-3

.n ~).

. "- V LA SALLE REVISION 11  !

NOVEMBER 1985

f. Y <1 The mid and high-range detection systems consists of solid-

/

. state CdTe(C1) detectors (OD18-N515 and OD18-N516, respectively),

l shielded sample chambers, and preampliers. Signals from the three detection systems are processed by a microprocessor (OPLD6J) which l l

also. controls the system pumps and monitors process stream and sample _..~flowra tes . The individual-detection system outputs and other~ system parameters are displayed on a digital readout and control ~ module. A three-pen recorder is utilized to record the individual detection system resul'ts in pCi/cm 3 .. The detection system whose output is indicativ'e of the existing release activity is con-verted by the. microprocessor.to pCi/sec ' utilizing the existing

}I process. stream flowrate and recorded on a single-pen recorder. This I pCi/sec value_is '

i also compared to an operator-entered alarm point. '

) ,

The rec' orders and digital readout and control module are located

._ :in the main control room on panel OPM14J. The sample conditioning

.O xia corto43) . aetection =*ia cortoS3), ana microgrooe or (orto63) are located in the auxiliary building on the 786 ft 6 in, elevation.

' Power is supplied to this monitor from Division 1 power.

f.

t The efficiency factor for-the monitor is. based on the detector's

-response to Xe-133 gas. The. detector's response to Kr-85 gas and to, solid, sealed sources spanning a-range of beta energies is~aiso' measured during the initial. calibration. The monitor's

~

efficiency factor is verified by the performance of a periodic surveillance utilizing the solid, sealed sources.

s v

,The alarm setpoint for this monitor will'be selected to ensure

~

that the combined release rate of the station vent stack and-

.SGTS' stack does not exceed the most conservative release limit determinedifrom Equations-8.1 and 8.3 by setting the alarm point at or.below one-half the release limit.

j 6 .

, 8.1-4 g-t, .%

1 e ?

9

. LA SALLE REVISION 11 NOVEMBER 1985 r>

.b 8.1.4 Standby Gas Treatment Stack Monitor OPLD2J l Release of radioactivity from the standby gas treatment system (SGTS) stack is monitored by an offline monitoring system con-sisting of three instrument channels.

This monitoring system utilizes two isokinetic probes to sample the effluent stream prior to discharge into the atmosphere. Gas flow through the system is provided by vacuum pumps, one for the low-range detection system and one for the mid- and high-range detection systems. A sample conditioning skid (OPLDlJ), upstream l of the detection system, filters particulate and iodine and provides for collection of particulate and iodine grab samples.

The low-range detection system consists of a beta scintillation detector (OD18-N511) , a shielded sampling chamber, and a preamplifier. l The mid- and high-range detection systems consist of solid-state d(% CdTe(Cl) detectors (OD18-N512 and OD18-N513, respectively) , shielded l sample-chambers, and preamplifiers. Signals from the three detection systems are processed by a microprocessor (OPLD3J) which also controls l the system pumps and monitors process stream and sample flowrates.

The individual detection system outputs and other system parameters are displayed on a digital readout and control module. A three-pen recorder is' utilized to record the individual detection system results in pCi/cm 3. The detection system whose output is indicative of the existing release activity is converted by the microprocessor to pCi/sec utilizing the existing process stream flowrate and recorded on a single-pen recorder. This pCi/sec value is also compared to an operator-entered alarm point.

The recorders and digital readout and control module are located in the main control room on panel OPM15J. The sample conditioning skid (OPLD1J) , datection skid (OPLD2J ) , and microprocessor (OPLD3J)

)

f 8.1-5

- LA SALLE REVISION 11 NOVEMBER 1985 O are located in the auxiliary building on the 786 ft 6 in. l elevation. Power is supplied to this monitor from Division 2 power.

The efficiency factor for the monitor is based on the detector's

! response to Xe-133 gas. The detector's response to Kr-85 gas and to solid, sealed sources spanning a range of beta energies is also measured during the initial calibration.

The monitor's efficiency f actor is verified by the performance of a periodic surveillance utilizing the solid, sealed sources.

The alarm setpoint for this monitor will be selected to ensure that the combined release rate of the station vent stack and SGTS stack does not exceed the most conservative release limit determined from Equations 8.1 and 8.3 by setting the alarm point at or below one-half the release limit.

SJAE Of f-Gas Monitors 1(2)D18-N002 and 1(2)D18-N012  !

8.1.5

(]}

The steam jet air ejector (SJAE) monitor subsystem continually measures and records the gamma radiation in the off-gas as it is drawn from the main condenser by the steam jet air ejectors before it passes through the holdup line and carbon beds enroute to the station vent stack.

A continuous representative sample is drawn from the off-gas 3

system via a stainless steel sample line. A 14 cm serum vial is inserted into the sample chamber, evacuated, then filled with a representative sample of.off gas. This sampling equip-ment is located on panel 1D18-J034 (2D18-J034) in the turbine building on the 754 ft elevation.

This monitor system consists of two channels. One channel contains a gamma sensitive ionization chamber and a linear radiation monitor and the other channel contains a gamma sensitive ionization chamber

-u(')

, 8.1-6

. LA SALLE REVISION 11 NOVEMBER 1985 and a logarithmic radiation monitor. The ion chambers sensitivity 6

is 1 to 10 mR/hr. The gamma sensitive ionization chamber RE-lD18-N002 (RE-2D18-N0 0 2) is connected to the logarithmic readout channel. This channel has alarm functions but no trip functions.

Power is supplied from Unit 1 (2) 125-Vdc power supply via inverters and from the 120-Vac instrument bus for the recorder.

The gamma sensitive ionization chamber RE-lD18-N012 (RE-2D18-N012) is connected to the linear readout channel. Power is supplied to this channel from Unit 1 (2) 24-Vdc power supply and from the 120-Vac instrument bus for the recorder. Both channels measure the radiation levels in the off gas, and their monitors and recorders are located in the control room on panels 1(2)H13-P600 and 1(2)H13-P604, respectively.

The monitor response and measured UCi/sec off-gas data are used to establish the alarm setpoint of the logarithmic channel

(} at or below the Technical Specification 3.11.2.7 of f-gas release rate limit.

8.1.6 Off-Gas Post-Treatment Monitors The off-gas post-treatment monitor subsystem continually measures and records the gamma radiation in the off-gas after it has passed through the holdup line and carbon neds.

A continuous representative sample is drawn from the system l by one of two vacuum pumps. This monitor system consists of two identical channels consisting of NaI(Tl) activated scintil-lation detectors (l ( 2) D18-N903A (B )) , shielded sample chambers, preamplifiers, and log count rate monitors. The log count rate monitor includes an integral power supply, for providing high voltage to the detectors, and trip relays whose outputs initiate alarm annunciators and isolate the flow of off gas to the station

{} vent stack.

8.1-7 l

4

, LA SALLE REVISION 11 l

} NOVEMBER 1985 l

}

l The off-gas isolation setpoint will be at or below one-half the station vent stack release limit and is converted into the monitor units of counts per seconds (cps):

i  :

( cps )

Release limit (ECi/sec) x Efficiency (pCi/cm ) 3 cps i l I 3

-(cm /sec) x cfm (8.4)

, 472 ( cfm )

where:

cfm = off-gas flowrate The initial efficiency factor is determined by calibration with cs-137/Ba-137m solution. The-response of a solid, sealed Cs-137/Ba-137m source is also measured during the initial calibration. The efficiency f actor is : verified during a periodic surveillance utilizing the solid, sealed Cs-137/Ba-137m source.

The sample panel (l(2) D18-J013) with pumps, detectors, shielded sample chambers, and preamplifiers.is located in the off-gas filter 4- .

building on the 690 ft elevation. The log count rate monitors and two-channel recorder are located in the. main control room on panels 1(2)H13-P604. Power'is supplied to these monitors from

the Unit 1.(2) 24-Vdc power supply and'from the 120-Vac instrument bus for the recorder.

8.1.7 Allocation ~of Effluents from Common Release Points

' Radioactive gaseous effluents released from the plant vent stack i l are: comprised of contributions from both' units. Estimates of f

- noble gas contributions from each unit will be allocated by considering appropriate operating conditions and measured SJAE-t

~

8.1-8 F

- - - - - . . .-_-.,----...__.-..--_.a_._.a...-.-.-_-.-

LA SALLE REVISION 11 NOVEMBER 1985

}

off-gas activities. Allocation of radioiodine and radioactive particulate releases to a specific unit is not as practical and

is influenced greatly by in-plaat leakage.- Under-normal operating conditions, allocation will be made using reactor coolant iodine activities. During unit shutdown or periods of known major l in-plant leakage, the apportionment will be adjusted accordingly.

The allocation of the effluents will be estimated on a monthly basis.

C:)

4 I

i 4

h i

4 s

O 8.1-9

- ~ . - - - . _ _ - _ _ . . _ _ . . . .__ --_ .- _ _ _ _ . , . _ _ - . _ , - _ _ , _ _ _ . .

LA SALLE REVISION 11

{ ). NOVEMBER 1985

} 8.1.8 Symbols Used in Section 8.1 i

i. .
SYMBOLS- NAME UNIT Q ts Total Release _ Rate, Vent Stack Release (pCi/sec)

Sg Gamma ~ Whole Body Dose Constant, Vent Stack Release (mrad /yr per ECi/sec)

L f

f Fractional Radionuclide Composition Lg Beta Skin Dose Constant- (mrem /yr per pCi/m )

(X/0) s Relative Effluent Concentration' (sec/m )

3 Vent Stack Release A Radiological Decay Constant

{- g (hr-1) i

}

R Downwind Range- (m) u Average Wind Speed, Vent Stack Release (m/sec) 1 s

, Q is Release Rate of Nuclide i, Vent Stack Release ~ (pCi/sec)

Sg Gamma Dose Constant, Vent Stack Release (mrad /yr. per pCi/sec) ,

OL r

8.1-10 l

i s

4 LA 3ALLE REVISION 11 NOVEMBER 1985

! h 8.1.9 Constants Used In Section 8.1 NUMERICAL VALUE NAME UNIT 1.11 Conversion Constant (mrem / mrad) l 3600 Conversion Constant (sec/hr)

J e

d i

h O

l f

i 1

i i

i ,

i 2

4 5

1 i

1 O

8.1-11 I

,--,----..,---,.,w--.. - - - . - - -.r. , . , , , ,. -, .----+----,n,- - , - .,,,...-,,---..n---mrw.,--n -,n.--,w,.,n.-,-_.

REVISION 11 NOVEMBER 1985 p 3TI* ABOVE GRADE 238.5' ABOVE AUX BLDG.

g ,1 3T0' ABOVE GRADE

%/ 23T.5' ABOVE AUX BLOG.

2' EXIT O! AETER 18.5' EXIT DI AETER J

,3. _ -_-_____ __

( ~~ 111

$ TATE OF ILLINDIS 1 p I- ~ ~ T ~ ~ - -- ~ T -- 1 STACK EFFLUENT 5

P P G STATION VENT STACK G J

I SAWLE CONDITIONER 1

OPLD4J T

- T L__L__. .__1__J M STATION VENT STACK g [LC] t!DE RANGE GAS M0h! TOR S OPLD5J T T = A C

K

__.g i r----------------------- ---m l l-_.(g) i I

( _ T ~ '~ ~~ ~ ~ ~f"' -- ~ 1 SGTS VENT l SAWLE CON 01fl0NER I OPLDlJ l

/'N L_ L__J L _ .L _ _ J l i I VENTILATION k -) p i SGTS VENT STACK h h g t!DE RANGE CAS 10N! TOR OPLD2J l

l 1 i L__L______ _ _ _ _ _ _ _ _ .. + I

, i RE-1018 I RE-1018

  • I N009 FUEL I NOIS PwL, l AREA s h iI0.800 CFM _

g 110.800 CFM f l UNIT 2 i REACTOR BLOG.

DRYWELL , I m y..H.. . . . w, I IRE-C=i s IRE-C = o  : l

_ _ _ _i_i ._a_ _e_,_ _...

,q.g.  ;

. . . _ _ i i .m Cr_u_ _ .

CONTAINENT PCAGE

! PR! WARY CONTAINENT l l PURGE I

. _ _4. 000_C_F W_ _ _ ____J h

. i l 1 FROM SHEET 2

. i

).w ....>

I i

- ~  : g

'iMk,ssiON mn nm Crdi

>"MY"U  ; sGTs Ei "i;_l.

E *-M i-w@ENE LA SALLE COUNTY STATION FIGURE 8.1-1 SIMPLIFIEDHVACANDGA5E0VS RADWASTE FLOW DIAGRAM (SHEET-1 0F 2)

REVISION 11 NOVEMBER 1985 Q RE 10i8-N002 (LOGi U U RE-1018-N012 (LIN)

VENTILATION j% "l STACK 4 i (SHEET II U '

HOLO UP o

STEAW JET UNIT I

- RE M NER 7* AIR EJECTOR RE-1018 N903A.B WAIN C m0ENSER l H LGlLGl 6 l

UNIT I 0FF GAS l l I SYSTEW t

I f t UNIT 2

~~~~~~-~~-7 g n * $ 5* YE . g_ 0FF GAS STSTEW

' I 3 I CHARCOAL A050RBER; 3-LEGEND  !  ! l*,.IE,3,***.yi*[i[f!((,.*h l

1 I I l

!.____________j ITT IS0 KINETIC PROBE UNIT 2 l

NEPA FILTER l CONDENSER VACUUW Pule

  • MEER3'd~

._____q--------------------

g

,, _ ,,L,,,

4, ZEOLITE ABSORBER 300.000 CFW UNIT I 300.000 CFM UNIT 2 RA0lATION DETECTOR _

TURBINE BLOG. TURBINE NORMAL FLOW PATH BLOG.


OCCASIONAL FLOW PATM UNIT I A 2 EE M NORMALLY CLOSED VALVE Al i NG (CONDENSER C0!L COOLING AIR)

$# UNii 1 A 2 TURBINE AUX. ELEC. 58.600 CFW BLOG.

a AIR CONDITIONING

^

SAN 0 BLAST h SHIELDED sal @LER (CONDENSER C0ll R00W O h CONTINUGUS RAD G WONITOR

  • WACHINE SHOP
  • LAUNDRT. DECON RW.

E 20.300 CFW -

& WISC. ROOWS E

a P = PARTICULATE I = IODINE G = GAS OFF-CAS g 7.800 CFW _

LG = LOW RANGE GAS BUILDING g -

WG = WID RANGE GAS HG = HIGH RANGE CAS 1.200 CFW COLO _

LAB NOTES 1.- ALL FLOW RATES ARE DESIGN FLOW RATE $. NOT ACTUAL. HOT g 13.820 CFW

2. EACH SGTS TRAIN HAS A (gg o g FLOW RATE OF 4.000 CFW.

BOTH TRAINS START ON AUTOWATIC SGTS ACTUATION.

ONE TRAIN IS THEN MANUALLY COUNTING 9f 0 CFW STOPPE0. R00W MSeASTE BLOG. g 98.870 CFW HIGH RAD

~ g

' No c'"

SA G --gggg_ , "

LA SALLE COUNTY STATION FIGURE 8.1-1 p'

SIMPLIFIED HVAC AND GASE0US RADWASTE FLOW DIAGRAM (SHEET 2 0F 2)

. . .- - -- -- . ~ . . -

1

-s .

LA-SALLE REVISION 11 f M NOVEMBER 1985 i

8.2 LIQUID RELEASES i

1 I 8.2.1 System Design i

l Simplified liquid radwaste processing and liquid effluent oflow diagrams-are provided in Figures'8.2-1 and 8.2-2.

)-

! A liquid radwaste treatment system shall be a system designed 4, -arx! installed to ' reduce radioactive liquid effluents by collecting

the liquids, providing for retention or holdup, and providing for ,

].

treatment by demineralizer or 'a concentrator for the purpose of reducing the total radioactivity prior to release to the environment.

Alarm Setpoints

~

! 8.2.2 i

j Alarm setpoints-of liquid effluent monitors at the principal I. release points are established to ensure that the limits of

(} 10 CFR 20 are not exceeded in the unrestricted area. The con-

! centration limit-(Cyg ,) in the discharge line prior to dilution

in the initial dilution str,eam is: ,

4 d

1 p***

  • p"r"*

! C lim = MPC

. (8.5) j pr

, max

~ ~

1 1 j C (pCi/ml) lim Limiting Concentration

{

in Discharge Line The maximum concentration in the discharge line per-mitted to be discharged to the initial dilution stream.

i MPC Weighted Maximum Permissible (pCi/ml)

Concentration-n n ,

E E i MPC =

"I or-

'"1 ' l J n C. n- A. (8.6) l MPC i MPC i 4

i=1 i=1 i

f f 8.2-1 1

'n 4 A 2 4 . ,d# d. &.4 -_. _A 4 $_ 4au,__-.C- 424- -ms.i_ m 3 -a .s4vt:- 4. & - h i4 LA SALLE REVISION 11

'~ NOVEMBER 1985 4'

f where:

Cf = Ci/m1 of nuclide is MPCg = maximum permissible concentration pCi/ml of nuclide i; and

{

Ag = Ci of nuclide i released in time t.

  1. 3 i 'F g Maximum Flow Rate, (ft /sec)
Radwaste Discharge The maximum flow rate of radwaste from the dis-charge tank to the-initial dilution stream.

i- F y, ' Average Flow Rate, (ft /sec)

Initial Dilution Stream s

The average flow rate of the initial dilution j,O seream which carries the radionoc11 des to the

unrestricted area boundary, i-

,I Surveillance frequencies for liquid effluent monitors will be as stated-in Table 4.3.7.10-1 of the Technical Specifications.

Calibration methods'will be' consistent with the definitions  !

l 4

i found in Section 1.0 of the Technical Specifications.

i i

8.2.3 Liquid Radwaste Effluent Monitor OD18-J007 l

j. The radwaste discharge line is continuously monitored for l radioactivity by an offline monitoring system which uses a NaI(T1) activated scintillation detector. Liquid effluent '

{

flow through the monitor is provided by a pump located on

a local sample panel (OD18-J007) .

! The monitoring system consists of a scintillation detector I O (OD18-N907), shie1ded samg11ne chamber, a greamg11fier, and a i ,

8.2-2 I

4

. I

, LA SALLE REVISION 11 NOVEMBER 1985 I

log count rate monitor (OD18-K606). The log count rate monitor l 3

includes an integral power supply, for providing high voltage to the

-detector, and trip relays, whose outputs initiate high radiation f alarm annunciators and initiate isolation of the liquid radwaste discharge header.

I

'The radwaste discharge effluent monitor provides signals to .

r 1 a recorder in the main control room (on panel OPM08J) and a 1

1 recorder in the radwaste control room (on panel OPL0lJ).

a j

j The monitor is powered from a local 120-Vac source through l

j a d-c power supply.

i '

I i -

The alarm setpoint for the liquid radwaste discharge monitor is established at or below the maximum concentration determined l in Equation 8.5. The concentration is converted to an alarm 4

setpoint in counts per minute (cpm) using an efficiency curve

developed.for the monitor through use of a Cs-137/Ba-137m

, liquid calibration and solid source responses.

8.2.4 Liquid Effluent Monitors i

The Unit 1 (2) service water ef fluent' header and Unit- 1 (2)

RHR service water _ effluent headers are continuously monitored for radioactivity'by an offline monitoring system which uses  :

a NaI(T1) activated scintillation detector. Liquid effluent  !

I flow through each monitoring system is ensured by a pump l located on local sample panels.

I Each monitoring system consists of a scintillation detector, shielded sampling chamber, a preamplifier, and a log count rate monitor. .The log count rate monitor includes an l-

, i

~

8.2-3 t

l .

LA SALLE REVISION 11 NOVEMBER 1985

' /3

,V integral power supply, for providing high voltage to the detector, and trip relays, whose outputs initiate high radiation alarm annunciators.

The service water effluent monitor (1( 2) D18-N912) provides a  !

signal to a two-pen recorder which it shares with the RBCCW process radiation monitor (l(2)D18-N910).

The RHR service water effluent monitors (l(2)D18-N906 and 1(2)D18-N908) share a common two-pen recorder in the main control room located on panel 1(2)H13-P600.

All the process liquid monitors have logarithmic scales with 6 The monitors are powered from the a range of 10 to 10 CPM.

Unit 1 (2) 125-Vdc batteries via inverters.

() The equipment identification numbers for the log count rate monitors located in the main control room are 1D18-K608 (2D18-K608),

service water effluent monitor; 1D18-K604 (2D18 K604), RHR service water A effluent; and 1D18-K605 (2D18-K605), RHR service water B effluent.

Alarm setpoints for liquid effluent monitors are set at 400 cpm above the normal full-power background reading to give indication of a significant change in the level of radioactivity monitored.

8.2.5 Allocation of Ef fluents f rom Common Release Points Radioactive liquids released from the radwaste treatment system are comprised of contributions from both units. Under normal operating conditions, it is difficult to apportion the radio-activity between units. Consequently, allocation will normally be made evenly between units. During refueling outages or periods of known major in-plant leakage, the apportionment will

(])

  • be adjusted accordingly. The allocation of the effluents will be estimated on a monthly basis.

8.2-4

LA SALLE REVISION 11 NOVEMBER 1985 m

' .)

\

8.2.6 Administrative and Procedural Controls for Radwaste Discharges Administrative and procedural controls have been designed to ensure proper control of radioactive liquid radwaste discharge in order to preclude a release in excess of 10 CFR 20 limits.

The discharge rate for each batch is calculated by a technician and then independently verified by operating staff personnel.

All liquid radwaste discharges will be from one of two river discharge tanks, lWF05T or 2WF05T.

The keylock band switch, OHS-WF048, used for selecting high or low discharge flow is kept locked except when discharging.

The key for this switch and the locked valves is under the administrative control of the Shif t Engineer.

A documented valve checklist is prepared for each batch discharge.

(]))

The proper valve lineup is made by the Operator and rechecked by the Radwaste Foreman. The actual discharge is authorized by the Shif t Engineer.

The system is equipped with a radiation trip point which alarms and initiates automatic valve closure on the radwaste discharge line to prevent the violation of 10 CFR 20 limits.

8.2.7 Determination of Initial Dilution Stream Flow Rates For those release paths which have installed flow monitoring instrumentation, that instrumentation will be used to determine the flow rate of the initial dilution stream. This instrumenta-tion will be operated and maintained as prescribed by the Tech-nical Specifications. For those release paths which do not have installed flow monitoring instrumentation, flow rates will f~), be determined by use of appropriate engineering data such as pump curves, differential pressures, or valve position indication.

8.2-5

- LA SALLE REVISION 11 NOVEMBER 1985

(')'

8.2.8 Symbols Used In Section 8.2 SYMBOL NAME UNIT C 11, Limiting Concentration in (pCi/ml)

Discharge Line MPC Weighted Maximum Permissible (pCi/ml)

Concentration Cg Nuclide Concentration (pCi/ml) l MPC g Maximum Permissible Concentration (pCi/ml) l Ag Nuclide Quantity Released (pC1)

F Maximum Flow Rate, Radwaste (ft /sec) max O oiecueree d

F ave Average Flow Rate, Initial (ft /sec)

Dilution Stream O 8.2-6

. n yM<HcHOZ HH r zO<dgwMW t H@CU Dt E

G R 1 A 2 H -

C 2

/ S I 0 r, D E E C INL A aF T

S FI R A A OS R

O C

.s eS D

A R

E E

(

ON loa m

FCT s

m A

T I T

E$

y EG0 TRF SA W A H)

S eC2 E DS(

R T R AI[

E S E RD[

N I A Z D I IOLI A D L DKRE R A AEREA L

C E

T A

RDN DN SE OEI OI W IME E I MI NG L!E HlE E A S 0R FWD CWD hO*

oT A CST E

T 4 S

N A Is D A

R OA m L t A E

T cT R E DD OA luD A ELS LE FH ME Ch T

S t F*

A A A WST

=

E S S I R I

%R E ltG A A T

4 O bT A 0L Z

I R

RR LR E A E OT AT BR YT h C h E RL RE E EDN OIF OC O e IMC EN TE I I M BUE LD HO S A l E sWD AR FC CC LP fd  :  :

E T

S A

INM T s g A A S RR OT a m L AS EE R

NT CS TT RE ES SL UCD IMC A I ONE LOE EO*

HR A sF FCF CPT

+-

E T N S I N A s N A D

IAt RG LO R Ru OA R

O O

TI R s Om OT C

AT CC TT C

T C

A L

YTi RC RES ES OL IML EEE T L EE$

T L m

EU TC SOm OES R L LEAM O

FCT ME4 CCT m S A ER WCS U SaA A

WCT A L A WFT U

A E *A LCT N u I

S E

3 I

Y R T T A E 1 C N T v I &I A s !E N M E TT OR Y A S C r FO

1. CS N EEL UA SEE A N RTs S e3I N MI LR A

!uI LCR E C

YGV W ND CO A D e R A0 TEu g

uC A FD M# CCO LCR LLt UCS aER LDO I> m)II oC2d4gH>8O2 T Cc:m D o Q*f-j

(\ 0 5 3 -gm mO rM - MC gohu,am -

y:3 An x OmCCMz O yCN* n

REVISION 11

, NOVEMBER 1985

~

N ri RE-2018-N908 1 J L d i If RE-IDl8-N908 q

] RE-1018 N912 t t RE-2018 N912 l

RE-IDl8-N906 -

SERVICE SERVICE r-If WATER al * "' WATER #2 r-RE-2DI8-N906 1 k d i

~

] RA0 WASTE

1f CONOENSER CONOENSER g al "2 (FIG.8.2-1)

O LARE h SCRFEN hHOUSE RE-0018 RHR hR WR RHR 2A fA IB 2B ~l L N907

} w hY BLOWOOWN

\ M JF WAREUP '

=

3' CSCS (CORE

  • STANOBY

[NTAKE COOLING T FLUE SYSTEM)

FROM COOLING M COOL 1NG PONO LARE (ULT! TE 3 l

SINA )

l A a oo ,,

I COOLING LAKE

=

LA SALLE COUNTY STATION LEGEND AND NOTES FIGURE 8.2-2

@ LIQUID RADIATION WONITOR SIMPLIFIED LIQUID EFFLUENT g rt0W EtEwNT FLOW DIAGRAM

LA SALLE REVISION 11 NOVEMBER 1985 l 8.3 SOLIDIFICATION OF WASTE / PROCESS CONTROL PROGRAM The process control program (PCP) shall contain the sampling, analysis, and formulation determination by which solidification of radioactive wastes from liquid systems is ensured. Figure 8.3-1 is al simplified diagram of solid radwaste processing, i

9 i

L i

1 i1 O

A i

i f

i O

8.3-1

_ . _ . . . . . _ . . , _ _ . . . _ , - . _ , _ , _ . _ _ . . _ _ _ . ..._ _ .~._ .._ _ ..-, .- .._. - _ . _ ____

REVISION 11

. NOVEMBER 1985

~

a, ,_

-O " = *"

!i = nEn g m e d

a

!a -

05E5 B355

~

Ef _

l x ,

5 u

d h5E

~

9 s F 1 9

- $"a w- 9 -

g

[  !\

By f7 tM

.i p; s-

!E s- a E

a g5i 9!WB EEg $dg E 55 MdlW id- EW3 E

e H A ~

!!I 0r$$

3 s e r,5 - lg!g g.

..a- e,lg H

e'ei ss =

c.cs.j B"DE a!a!

w

=da gEEIe

- .==

  • gg s-_ ** i ss -

LA SALLE COUNTY STATION c FIGURE 8.3-1 b SIMPLIFIED SOLID RADWASTE PROCESSING DIAGRAM

a ~m. mMe ,A .4-LA SALLE REVISION 11 NOVEMBER 1985 0 8.4 ENVIRONMENTAL RADIOLOGICAL MONITORING The environmental radiological monitoring program to be performed

~

in the environs around La Salle County Station is given in Table

, 8.4-1.

0 Figure 8.4-1 shows the 14 fixed air sampling sites and TLD locations; also shown are the " outer ring" (approximately 5 miles distant)

TLD locations. Figure 8.4-2 shows the " inner ring" TLD locations.

! Figure 8.4-3 shows all other sampling locations. Most of the TLD's l are code numbered as follows: XYY-N, where:

! X= 1 means inner ring, l X= 2 means outer ring, and

{} YY-N is an identification code.

f The reporting levels for radioactivity concentrations in environmental samples are given in Table 8.4-2.

The lower limits of detection for this program are given in l Table 8.4-3.  ;

t h

V 8.4-1

. - - -. . . . _- - -- . .- . -.- ._~. - . _ - . . - _ - . . . . - _ - . -

i O O O- a TABLE 8.4-1 ENVIRONMENTAL RADIOLOGICAL MONITORING PROGRAM TYPE AND EXPOSURE.PATHNAY . SAMPLINGLOR FREQUENCY AND/OR SAMPLE' -SAMPLING OR MONITORING LOCATION COLLECTION FREQUENCY OF ANALYSIS

1. Airborne a. Onsite and Near Field" Continuous sampler Radioiodine operation with Canisters:

Radioiodine L-01, Near-site Station 1, 0.5 mi NW sample collection and L-02, Onsite Station 2, 0.6 mi N weekly I-131 analysis Particulates L-03, Onsite Station 3, 0.2 mi NE weekly L-04, Near-site Station 4,1.5 mi E L-05, Onsite Station 5, 0.3 mi SE Particulate L-06, Near-site Station 6, 0.4 mi W Sampler:

a. Gross beta $

ao

b. Far Field" analysis y

. following &

7 L-07, Seneca, 5.2 mi NNE filter b

M L-08, Marseilles, 7.0 mi NW change L-09, Grand Ridge, 10.4 mi W L-10,.Streator, 13.5 mi SW b. Gamma L-11, Ranson, 6.0 mi S isotopic L-12,.Kernan, 5.0 mi SSW on quarterly L-13, Route 6 at Gonnom, 4.3 mi E composite L-14, Ottawa, 12.0 mi NW (by location)

Sampling Train:

Test and maintenance zg weekly y Mo NZ o

W a

O O O-TABLE 8.4-1 (Cont'd) ,

TYPE AND EXPOSURE PATHWAY SAMPLING OR FREQUENCY AND/OR SAMPLE SAMPLING OR MONITORING LOCATION COLLECTION FREQUENCY OF ANALYSIS

2. Direct a. At Air Sampler Sites a Quart.erly Gamma dose Radiation quarterly Same locations as fixed air sampling locations in Item 1.
b. Inner Ring c Quarterly Gamma dose quarterly 101-1, 0.5 mi N 101-2, 0.5 mi N 102-1, 0.6 mi NNE 102-2, 0.6 mi NNE 103-1, 0.7 mi NE $

103-2, 0.7 mi NE 105-1, 0.7 mi E $

105-2, 0.7 mi E E 106-1, 1.4 mi ESE M i 106-2, 1.4 mi ESE w 107-1, 0.8 mi SE 107-2, 0.8 mi SE 109-1, 0.6 mi S 109-2, 0.6 mi S 110-1, 0.6 mi SSW 110-2, 0.6 mi SSW 111a-1, 0.7 mi SW lila-2, 0.7 mi SW 111b-1, 0.8 mi SW zg 0

111b-2, 0.8 mi SW 112-1, 0.9 mi WSW N4H 112-2, 0.9 mi WSW EN 113a-1, 0.8 mi W $@

113a-2, 0.8 mi W 113b-1, 0.8 mi W @

113b-2, 0.8 mi W 114-1, 0.9 mi WNW 114-2, 0.9 mi WNW

A j

TABLE 8.4-1 (Cont'd) .

EXPOSURE PATHWAY TYPE AND SAMPLING OR FREQUENCY AND/OR SAMPLE SAMPLING OR MONITORING LOCATION  ;

COLLECTION' FREQUENCY OF ANALYSIS

2. Direct c. Outer Ring" Quarterly Radiation Gamma dose (Cont'd) 201-1, 2.0 mi N quarterly i 201-2, 2.0 mi N 202-1, 2.3 mi NNE 202-2, 2.3 mi NNE 203-1, 4.0 mi NE  !

203-2, 4.0 mi NE '

204-1,-3.5 mi ENE 204-2, 3.5 mi ENE 205-1, 3.5 mi E .

4 205-2, 3.5 mi E-206-1, 4.3 mi ESE

206-2, 4.3 mi ESE j 207-1, 4.5 mi SE $ ,

! '207-2,.4.5 mi SE m 4 ." 208-1, 4.5 mi > '

SSE i y 208-2, 4.5 mi SSE E M

209-1, 4.0 mi S '

] 209-2, 4.0 mi S 210-1, 3.3 mi SSt.

210-2, 3.3 mi SSW -'

211-1, 4.5 mi SW j 211-2, 4.5 mi SW 212-1, 4.0 mi WSW j 212-2, 4.0 mi WSW
213-1, 3.8 mi W 3.8 mi W $$

l 213-2, 214-1, I 2.0 :ni WNW 214-2, 2.0 mi WNW $$ ,

i 215-1, 2.0 mi NW gM j 215-2, 2.0 mi mo NW ** i 216-1, 1.5 mi NNW HH i 216-2,.1.5 mi i

NNW $

I l

i i

O O O -

TABLE 8.4-1 (Cont ' d) .

TYPE AND EXPOSURE PATHWAY SAMPLING OR FREQUENCY AND/OR SAMPLE SAMPLING OR MONITORING LOCATION COLLECTION FREQUENCY OF ANALYSIS d

3. Waterborne
a. Surface L-21, Illinois River at Seneca, Weekly collection Gamma isotopic 4.0 mi NNE composited monthly on monthly L-23, Illinois Nitrogen Co., composite; 5.3 mi NNW composite L-24, LSCS Cooling Lake near quarterly for recreation area tritium analysis.
b. Cooling L-25, LSCS intake pipe at river, Weekly Gross beta Water 4.8 mi N analysis weekly g L-26, LSCS discharge pipe at river, m 4.8 mi N y
  • M i c. Ground L-28, Marseilles Well, 7.0 mi NW Quarterly Gamma isotopic E
d. Sediment L-34, Downstream of Cooling Lake Semiannually Gamma isotopic from discharge structure at station analysis Shoreline semiannually

&S 5"

MO MZ m

W

O O O -

TABLE 8.4-1 (Cont'd) .

TYPE AND EXPOSURE PATHWAY SAMPLING OR FREQUENCY AND/OR SAMPLE SAMPLING OR MONITORING LOCATION COLLECTION FREQUENCY OF ANALYSIS

.d

4. Ingestion
a. Milk L-15, Granby Farm, 7.0 mi E Weekly: May to Gamma isotopic L-16,. Lowery Dairy, 7.2 mi ESE October and I-131 L-17, Norsen Dairy, 9.0 mi NNW Monthly: November analysis on L-18, Sunny Isle Farm, 12.8 mi NNE to April each sample
b. Fish L-24, LSCS Cooling Lake near Semiannually Gamma isotopic recreation area analysis on L-35, Marseilles Pool of edible portions Illinois River, 6.5 mi NW of each sample m

t s a  !:

tn

a. See Figure 8.4-1.
b. Perform gamma isotopic analysis on each sample when gross o
  • eta activity is greater

/

than (>) 10 times the yearly mean of control samples. .

c. See Figure 8.4-2., ,

See Figure 8.4-3. i d.

'f z$

o

, / &&

./

EO CG O WZ

@H

, =

/, (

t , =

7 . , . .

. - .. ~ .-

.; , '/ / *

, i- ,m

(& , ,

I

~

., , '\) *

' ~

_ TABLE 8.4-2 -

c ,

f REPORTING LEVELS FOR RADIOACTIVITY CONCENTRATIONS IN. ENVIRONMENTAL SAMPLES "

s e j i REPORTING LEVELS d

AIRBORNE PARTICULATE

- WATER FISH MILK ANALYSIS (pCi/t) ORGASEg)

(pCi/m (pCi/kg, we t) (pCi/t)

H-3 20,000*

Mn-54 1,000 30,000 Fe-59 400 10,000 Co-58 1,000 30,000 g

!. . Co-60 300 10,000 m a >

I M w Zn-65 300 20,000 $

Zr-Nb-95 400 I-131 2 0.9 3 Cs-134 30 10 1,000 60 Cs-137 50 20 2,000 70 Ba-La-140 200 300 Z>

0E to x

  • For drinking water samples. This is 40 CFR Part 141 value. Y*

gg xz '

8 H

j WH

, mH U1 i

O O O .

TABLE 8.4-3 MAXIMUM VALUES FOR THE LOWER LIMITS OF DETECTION (LLD)a,b AIRBORNE PARTICULATE WATER OR GASgS FISH MILK SEDIMENT ANALYSIS (pCi/t) (pCi/m ) (pCi/kg, wet) (pCi/g) (pCi/kg, dry)

Gross Beta 5 0.01 1,000 NA 2,000 4

H-3 200 NA NA NA NA Mn-54

  • NA ** * **

'Fe-59

  • NA ** * ** ,

Co-58,60

  • NA ** * **

l Zn-65 NA g

  • NA ** * **

a Zr-95 $

E ** E Nb-95

  • NA * ** m i

I-131 NA 0.1 ** 0.5 **

l i Cs-134 10 0.01 100 10 **

Cs-137 10 0.01 100 10 **

Ba-140

  • NA ** * **

i La-140 NA * **

<k tn z 30

,

  • Gamma isotopic analysis provides LLD of - 20 pCi/g per nuclide. $@
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    • Gamma isotopic analysis provides LLD of ~ 20 pCi/kg per nuclide. 8 H

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  • ' LA SALLE REVISION 11

, NOVEMBER 1985 TABLE 8.4-3 (Cont'd)

[

1 TABLE NOTATION

a. -The LLD ishthe smallest concentration of radioactive material in a sampl4 that will be detected with 95% probability with 5% probability of falsely concluding that a blank observation t represents a "real" signal. ,

l For a particular measurement system (which may include radiochemical separation) :

4.66 s b LLD =

E. V.'2.22. Y. exp (-A A t)

I

, where:

, LLD is the "a priori"' lower limit of detection as defined

above (as. picocurie per unit mass or volume), l i-  !

s h is.the standard deviation of the background counting e

! rate or of the counting rate of a blank sample as appropriate

. (as counts per minute),

i

i E is-the counting efficiency (as counts per transformation) , 3

! V is the sample size (in units of mass or volume),

i' 2.22 is the number of transformations per minute per l picocurie,.

'Y is the fractional radiochemical yield (when applicable),

i

. A'is the radioactive decay constant for the particular radionuclide, and at is the elapsed time between sample collection (or p end of the sample collection period) and time of counting (for environmental-samples, not plant effluents).

The value of s u used in the calculation of the LLD for a 4

detection systWm shall be based on the actual observed variance of the background counting rate or of the counting rate of ,

i the blank samples (as appropriate)crather than on an unverified 1

' theoretically predicted variance. In calculating the LLD  :

forma radionuclide determined by-gamma-ray spectrometry,

~

Jthe background shall include the typical contributions of l other. radionuclides normally present in the samples (e.g.,

potassium-40 in milk samples). Typical values of E,-V, Y, and At'shall be-used in the calculations.

". ()-b. Other peaks which are measurable and , identifiable, together with the radionuclides in Table 8.4-3-shall be identified

-and reported.

'8.4-9 i

. - , , .- , - . . ..e-- - , , ,,.-r,mi..,-....-y wy - . , - - -o . ,e - v - ir ---- w t e-*~---evw-+--*--

o REVISI0ft 11

, NOVEMBER 1985 O

Ottawa

{MSg I

o14 j$

I Marseilles Ottawa -

8 #

Seneca i N 7 215-1 216-1 201-1 202-1 e 203 1 215-2 216-2 201-2 202 2 e 203-2 es se se se 1 213-2 e 214-2 e 214-1 e 2' l a 204-1 213-1 5 3,

  • a 204-2

, ,c Plant O e 205-1 212-2 m I 212-1 e e 205-2 Site Property '

e13 l

9g a 206-1 Grand Ridge se$ll-2 "28-8 Verona

  • 210-1 210-2 esin:1  :'Al ,

" 208-1 208-2 Kinsman 11eRansom e12 e i Kernan ,

Streator i l

10, Grundy l La Salle County County 1 Livingston County l 0 miles L A SALLE COUNTY ST ATION N-f FIGURE 8.4-1

(*] l.

FIXED AIR SAMPLING SITES AND OUTER l RING TLD LOCATIONS I 08 85 - 369

l REVISION 11

NOVEMBER 1985 I

gs

. N 4 e 102-1 a 102-2 \\0, N.22"d St.  % ,g01-2 103 ! 103-1 --

e 114-2 E 114-1 N' . Waste Stabilization Pond

;; :' x I 105-t m
=

1 A-1 10 1 109 1 x ~

j118-1 107-gg N Grand Ridge Rd. I $$

"111B-2 111 A-2 110-2 109-2 107-1

( 0 0.2 0.4 0.6 0.8 1.0 Miles a

N' O 0.4 0.8 1.2 1.6 2.0 Kilometers k

LA SALLE COUNTY STATION l

O ricuae 8.4 2 INNER RING TLD LOCATIONS EeY-369 l

)

REVISION 11

, NOVEttBER 1985

( L-18 e i

L-17 e I 80 Ottawa I-31 Marseilles U.S.6 P'

)

M .

L-28 L-23 Seneca S

(

L-35 , e L-29 L-32 L-26 L-25 L-21 Rt.23 r

e L-15 L-34 e L-24 I

LSCS 6 station Rt.170

18 Ransom

  • L-30 e O s unes LA SALLE COUNTY STATION 0 2 4 6 8 10 Kilometers 1 p FIGURE 8.4-3 D

INGESTION AND WATERBORNE EXPOSURE sau-3 PATHWAY SAMPLE LOCATIONS 08 369 l

E. -

Comm:nwrith Edison l -~ LaSalle County Nuclear Station Rural Route #1, Box 220

Marseilles, Illinois 61341 Telephone 815/357-6761 December 9, 1985 Director, office of Management Information and Program Control United States Nuclear Regulatory Cosmaission Washington, D.C. 20555 ATTN: Document Control Desk Gentlemen:

Enclosed for your information is the monthly performance report covering LaSalle County Nuclear Power Station for the period November 1 through November 30, 1985.

Very truly yours, G. J. Dieder ch Station Manager LaSalle County Station GJD/RJR/cth Enclosure xc: J. G. Keppler, NRC, Region III NRC Resident Inspector LaSalle Gary Wright, Ill. Dept. of Nuclear Safety D. P. Galle, CECO D. L. Farrar, CBCo INPO Records Center Ron A. Johnson, PIP Coordinator SNED J. E. Ellis, GE Resident J. M. Nowicki, Asst. Comptroller H. E. Bliss, Nuclear Fuel Services Manager C. F. Dillon, Senior Financial Coordinator, LaSalle

, i

\

Document 0043r/0005r