ML20114C732

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Revised Annex to Chapter 11 to ODCM Re Exposure Pathway &/Or Sample
ML20114C732
Person / Time
Site: LaSalle  Constellation icon.png
Issue date: 08/20/1992
From:
COMMONWEALTH EDISON CO.
To:
References
PROC-920820, NUDOCS 9209030154
Download: ML20114C732 (7)
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i Attached are the recent revisions of the Offsite Oose Calculation Manual (ODCH) LaSalle Annex Chapter 11.

l Ple6te complete the following manual updates:

Remove Insert LaSalle Station Annex Chapter II, LaSalle Station Annex Chapter 11, pages 11-1, 11-3. 11-7, 11-9. pages 11-1, 11-3, 11-7, 11-9, 11-16, Revision 0.A. April 1991 11-16. Revision 0.G. Hay 1992 LaSalle Station Annex Chapter 11 LaSalle Station Annex Chapter 11, 4

page 11-6, Revision 0, page 11-6, Revision 0.G, March 1989 May 1992 Please sign and date this control sheet. Return to: ,

.COMMONHEALTH EDISON COMPANY c/o Document Control - Emergency Preparedness 72 Hest Adams - Room 1237E Chicago, IL 60690 (312) 294-8665 Signature

.Date L

L 92o9030154 920spo l

fDR ADOCK 05000373 PDR

ZEPCHRON/240/23 W -

LA SALLE REVISION 0.G

, MAY 1992

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g) IA SALLE ANNEX INDEX IAGE REllEI.QH Cl! APTER 11 11-1 0.0 11-11 0.A 11-111 0.A 11-vi 0.A 11-1 0 11-2 0 11-3 0.0 11-4 0 11-b 0 11-6 0.G 11-7 0.0 11-8 0,A 11-9 0.G 11-10 0 11-11 0 11-12 0.A 11-13 0.A 11-14 0 11-15 0.A 11-16 0.G l-O s.

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11-1

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M$3 1992 Table 11-1 (Cont'd) '

1 Type and frequency I Sampling Or EXPOSJre FathVay ,

Coiiection Frequere cf Analysis and/or Sample Sample or Monitoring Locatica" ,

l 1

Particulate Sampj_er. l

1. airtorna L-08, Marrailles, 6.3 mi NNW (10.1 km .1) l (Cont'd) L-il, Ran;om 6.0 mi 5 (9.7 km J)

L

  • 3, RNte 6 a t Gonna a Rd. , Gross be*a when analy:Es are cadec ,d

/.0 mi E (11.3 km E)

Samol'na Tratn:

Controls Tes's and maintenance L-09, Grand Ridge, 10.4 mi H (16.7 km N) weekly L-10, Streator, 13.5 mi SH (21 7 km L)

L-12, Kernan, 5.0 mi.SSH (8.0 km L)

L 14, Ottawa, 12.0 mi MW (19.3 km y)

I At least once per 31 d27s or Ganna dose at least

2. Ofrect Radiation a. Inner Rinc cnce per 21 days or at at least once per 92 days.

Indicatqrl (Read-out frequencies are least on:e per 92 determinco by tp e of days.

L-101-1, 0.5 mi N (0.8 km A) dosimeta s sei cted.)

l (0.8 km A)

L-101-2, 0.5 mi N 1.-iO2-1, 0.6 mi NNE (1.0 km B) l l

L-102-2, 0.6 mi NNE (1.0 km b) l L-105-1, 0.7 :n1 NE (1.1 km C)

L-10?-2, 0.7 ml K2 (1.1 km C) l L-105-1, 0.7 m) E (1.1 km E)

L-105-2, 0.7 mi E (1.1 km E) l L-105-1, 1.4 mi ESE t2.2 km f)

L-106-2, 1.4 mi ESE (2.2 km F) l l

L-107-1, 0.8 ri SE (1.3 km G)

L-101-2, 0.8 of SE (1.3 km G)

L-108-1, 0.5 mi SSE (0.8 km H)

L-108-2, 0.5 mi SSE (9.8 km H)

L-109-i, 0.6 mi S (1.5 km J)

L 109-2, 0 6 mi S (i.0 km 3) l

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' Sampling or Type and Frequency' Exposure Pathway i Collection ~Frescancy of Analysis and/or Sample- Sample or Monitoring Location Special Interest At least once per 31 days or Gama dose at least

2. Direct Radiation c. at least once per 92_ days. once per 31 days er at (Cont'd)- (Read-out frequencies are least once per 92 days- r Indicators determined by type of on one set of TLDs. i

-Two TLDs at each of the airborns pathway dosimeters selected.) Gamma cose on second set if iecuested by indicator locations specified in Part 1 of CECO.

this table, COniI911 Two TLDs at each of the airborne p thway control locations specified in Part i of this table.

3. Wdterborng9 HeeKly collectSn coaposited Gaana isotopic on
a. Surface L-21, Illinois River at Seneca. monthly composite; 4.0 mi NNE (6.4 km 8) monthly composite quarterly L-24, LSCS Coolirg Lake near recreation ares, for tritium ar.alysis.

0.3 mi ESE (0.5 km F)

} Qudrterly Gamma isotopic and

}. b. Er_gEd/ Hell L-27, LSCS Onsite Hell at Station tritium analysis L-28,14 arse 111es Well, 7.0 mi NN (11.3 km Q) quarterly of each L-29, Seneca Hell, 5.1 mi NNE (8.2 km 6) sample.

L-30, Ransom Hell, 6.0 mi S (9.7 km J)

L-33, Ottawa Well, 12.8 mi NN (20.6 km 0)

L-32, Illinois State Park 6.5 al NH (10.5 km Q) 11-6

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L iLi RE Oti6.G MAY ,1992 - .

Table 11-1 (Cont'd) ,

Sampling or Type and Freyusncy Exposure Pathway a CoIIection frequency of Analysis and/or Sample Sample or Manitoring Location

3. Waterborne (Cont'd)

Setsiannually Gamma isotopic

c. Shoreline L-34. Downstream cf Cooling Lake discnarge structure at station analysis semiannually Sediments - of each sample. i
4. Iricestion9 L-16, Lowery Dairy, 7.2 mi ESE (11.6 km F) Biweeklye : May to October Gamma isotcpic and
a. Milkh Honthly: November to Apri! I-131 analysis on each L-17 Hayer-Patterson Dairy. sample. ,

12.3 mi NNE (19.8 km B) I L-18, Flatness Dairy, 12.5 mi r! (20,1 km n)

L-19, Bettenhausen bairy, 7.0 mi S (11.3 km J)

L-20, Gass Dairy, 4.6 mi HSH (7.4 km M)

L-24, LSCS Cooiing Lake near recreaticn Semiannually Ga:na isotopic

b. Fish analysis on edible area, 0.3 mi E (0.5 km E)

L-35, barseilles Pool of Illinois River, portions of each sample.

6.5 ml 74H (10.5 km Q)

5. (And Use Cenui In all 16 sectors from the site boundary Annua!!y between June 1 and Encmeration by a ocor-
a. !illch Mimah 1. to-door or equivalent tc 2 'a11es October 1 counting technigt.s.

11-7

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l ( ,lSIOWO'.G L La 1992 , 3 Table 11-1 (Cont'd) ,

Exposure Pathway Sarpling or Type and Frequency-and/or Sampie Sample or Monitoring Location a Collection Frequency _

of Analysis -

5. Land Use Census (Cont'd) -
b. tLeEgit In all 16 sectors up to 5 milas. Annually between June 1 and Resident October i TSee Table D-16 for cefinitions of sector codes used with kilometer 01 stances.

bSee Figure 11-1, " Fixed Air Sampling Sites ar.d Outer Ring TLD Locations."

cPerform gamma isotopic analysis on each sample when gross beta activity is greater than D) 10 times the yearly mean of control samples. 1 dFar field samples arc- analyzed when near fleid results'are inconsistent with previous measurements and radicactivity is confirmed as.having its origin in airborne effluents released from the station, or at the discretit,n of the Emergency -

Preparedness Direttor.

e81 weekly means every two wetis, f

See Figure 11-2, " Inner Ring TLD L :ations."

9See Figure 11-3, " Ingestion and Haterborne Exposure Pathway locations." ,

h Hilk samples are required from three monitoring locations only. Five dairies ue disted to ecsJre at least three dairies

.are sampled. .

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REVISION 0.0 MAY 1992 t.1s a

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! OFFSITE DOSE CALCULATION MANUAL

.]. o i 2 3--4 s en LA SALLE COUNTY STATION o a _4 a e __ _1o nitom.ier' FIGURE 11-3

'NGESTION AND WATERBORNE EXPOSURE PATHWAY SAMPLE LOCATIONS cTa'0-3es I 11-1-5

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