ML20042A441

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Radiological Environ Monitoring Data Annual Rept,1980.
ML20042A441
Person / Time
Site: Calvert Cliffs  Constellation icon.png
Issue date: 03/12/1982
From:
MARYLAND, STATE OF
To:
Shared Package
ML17320B136 List:
References
CON-NRC-05-80-269, CON-NRC-5-80-269 NUDOCS 8203230421
Download: ML20042A441 (30)
v • d • e


Text

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STATE OF MARYLAND RADIOLOGICAL ENVIRONMENTAL MONITORING DATA FOR CALVERT CLIFFS NUCLEAR POWER PLANT

, LOCATED AT LUSBY, MARYLAND l ANNUAL REPORT FOR JANUARY 1 - DECEMBER 31, 1980 WORK PERFORMED UNDER U.S. NUCLEAR REGULATORY COMMISSION CONTRACT NO. 05-80-269 i

PREPARED BY MARYLAND STATE DIVISION OF RADIATION CONTROL JANUARY 22, 1982 4

4 PDR

CONTENTS PAGE TABLE 1 - BETA EMITTERS IN AIR PARTICULATES 1-6 TABLE 2 - GAMMA EMITTERS IN AIR PARTICULATES 7 - 14 TABLE 3 - 10 DINE-131 IN FILTERED AIR 15 - 16 TABLE 4 - GAMMA EMITTERS IN BAY WATER 17 TABLE 5 - TRITIUM IN BAY WATER 18 TABLE 6 - GAMMA EMITTERS IN BOTTOM SEDIMENTS 19 TABLE 7 - GAMMA EMITTERS & STRONTIUM 89 & 90 IN MILK 20 TABLE 8 - GAMMA EMITTERS IN OYSTER FLESH 21 TABLE 9 - GAMMA EMITTERS IN VEGETATION 22 APPENDIX I - DETECTION CAPABILITIES FOR ENVIRONMENTAL SAMPLE ANALYSES 23 APPENDIX II - EPA CROSS CHECK DATA 1980 AIRFILTER, WATER, MILK & DIET 24 - 28 l

PABLE 1 BETA EMITTERS IN AIR PARTICULATES SAMPLE LOCATION DISTANCE & DIRECTION SAMPLE TYPE ,

Cove Point 24,000 feet SE

& Duplicate Licensee Station 322 24,000 feet SE SAMPLE PERIOD STATE RESULTS LICENSEE RESULTS 1980 State Licensee fCi/m3 (2 sigma) 10-14 microcuries/cc (2 sigma) 1 (01-08) 80 12 (31-07) 80 42 (4) 1.9 (0.3) 1 (08-15) 80 1 (07-14) 80 50 (3) 2.5 (0.3) 1 (15-22) 80 1 (14-21) 80 29 (3) 1.6 (0.3) ,

1 (22-29) 80 1 (21-28) 80 35 (3) 1.7 (0.3) H 1 (29-05) 80 1 (28-04) 80 30 (3) 1.7 (0.3) 2 (05-12) u0 2 (04-11) 80 22 (2) 1.1 (0.3) 2 (12-19) 80 2 (11-19) 80 44 (3) 3.1 (0.3) 2 (19-26) 80 2 (19-25) 80 24 (2) 1.3 (0.3) 2 (26-04) 80 2 (25-03) 80 29 (3) 1.8 (0.3) 3 (04-11) 80 3 (03-10) 80 28 (2) 1.5 (0.3) 3 (11-18) 80 3 (10-17) 80 21 (2) 1.4 (0.3) 3 (18-25) 80 3 (17-24) 80 19 (2) 1.4 (0.3) 3 (25-01) 80 3 (24-31) 80 09 (2) 0.6 (0.3) 4 (01-08) 80 3 (31-07) 80 28 (3) 1.5 (0.3) 4 (08-15) 80 4 (07-14) 80 28 (3) 1.5 (0.3) 4 (15-22) 80 4 (14-21) 80 37 (3) 2.0 (0.3) 4 (22-29) 80 4 (21-28) 80 18 (2) 1.1 (0.2) l

TABLE 1 I

BETA EMITTERS IN AIR PARTICULATES SAMPLE LOCATION DISTANCE & DIRECTION SAMPLE TYPE Cove Point 24,000 feet SE

& Duplicate Licensee Station #22 24,000 feet SE STATE RESULTS LICENSEE RESULTS 980 State Licensee fCi/m3 (2 sigma) 10-14 microcuries/cc (2 sigma) 4 (29-06) 80 4 (28-05) 80 NA 1.4 (0.2) 5 (06-13) 80 5 (05-12) 80 31 (3) 1.5 (0.3) 5 (13-20) 80 5 (12-19) 80 19 (2) 1.4 (0.3) 5 (20-27) 80 5 (19-27) 80 26 (2) 1.3 (0.3) 1 5 (27-03) 80 5 (27-02) 80 46 (3) 2.3 (0.3) 6 (03-10) 80 6 (02-09) 80 36 (3) 1.5 (0.2) 6 (10-17) 80 6 (09-16) 80 48 (3) 1.4 (0.2) 6 (17-24) 80 6 (16-23) 80 34 (3) 1.5 (0.2) 6 (24-01) 80 6 (23-30) 80 35 (3) 1.4 (0.2) 7 (01-08) 80 6 (30-07) 80 40 (3) 1.8 (0.3) 7 (08-15) 80 7 (07-14) 80 30 (3) 1.6 (0.2) 7 (15-22) 80 7 (14-21) 80 44 (3) 1.7 (0.2) 7 (22-29) 80 7 (21-28) 80 24 (2) 1.7 (0.2) 7 (29-05) 80 7 (28-04) 80 47 (3) 1.8 (0.2) 8 (05-12) 80 8 (04-11) 80 32 (3) 1.7 (0.3) 8 (12-19) 80 8 (11-18) 80 32 (3) 1.4 (0.2) 8 (19-26) 80 8 (18-25) 80 25 (3) '

1.3 (0.2) 8 (26-02) 80 8 (25-02) 80 40 (3) 2.2 (0.2)

NA denotes not analyzed

TABLE 1 BETA EMITTERS IN AIR PARTICULATES t

SAMPLE LOCATION DISTANCE & DIRECTION SAMPLE TYPE Cove Point 24,000 feet SE

1. Duplicate Licensee Station #22 24,000 feet SE SAMPLE PPRIOD STATE RESULTS LICENSEE RESULTS State Licensee fCi/m3 (2 sigma) 10-14 microcurie /cc (2 sigma) 9 (02-09) 80 9 (02-08) 80 28 (3) 1.6 (0.3) 9 (09-17) 80 9 (08-15) 80 31 (2) 1.8 (0.3) 9 (17-23) 80 9 (15-22) 80 30 (3) 1.3 (0.2) 9 (23-30) 80 9 (22-29) 80 32 (3) 1.4 (0.2) 9 (30-07) 80 9 (29-06) 80 23 (2) 1.2 (0.2)  :

10 (07-14) 80 10 (P 13) 80 25 (3) 1.8 (0.2) 10 (14-21) 80 10 ( 20) 80 36 (3) 1.7 (0.2) 10 (21-28) 80 10 (20-27) 80 23 (2) 1.3 (3.2) 10 (28-04) 80 10 (27-03) 80 40 (3) 2.2 (0.3) 11 (04-11) 80 11 (03-10) 80 88 (4) 4.8 (0.5 L1 (11-18) 80 11 (10-17) 80 56 (3) 4.0 (0.4)

L1 (18-25) 80 11 (17-24) 80 65 (3) 3.8 (0.4 11 (25-02) 80 11 (24-01) 80 68 (4) 3.0 (0.3) 12 (02-09) 80 12 (01-08) 80 125 (4) 6.5 (0.6)

L2 (09-16) 80 12 (08-15) 80 126 (4) 14.4 (1.4)

L2 (16-22) 80 12 (15-22) 80 113 (5) 5.9 (0.6)

L2 (22-29) 80 12 (22-29) 80 92 (4) 6.3 (0.6)

l TABLE 1 BETA EMITTERS IN AIR PARTICULATES SAMPLE LOCATION DISTANCE & DIRE'CTION SAMPLE TYPE Baltimore City 63 miles NW

& Comparative Licensee Station 923 40,000 feet ENE (Taylor's Island)

^" STATE RESULTS LICENSEE RESULTS 80 State Licensee fCi/m3 (2 sigma) 10-14 microcuries/cc (2 sigma) 1 (02-09) 80 12 (31-07) 80 32 (3) f.3 (0.2) 1 (09-16) 80 1 (07-14) 80 31 (3) 1.4 (0.2) 1 (16-23) 80 1 (14-21) 80 27 (3) 1.1 (0.2) ,

1 (23-30) 80 1 (21-28) 80 37 (3) 1.4 (0.2) a-1 (30-06) 80 1 (28-04) 80 38 (3) 2.2 (0.3) 2 (06-13) 80 2 (04-11) 80 26 (3) 1.0 (0.2) 2 (13-20) 80 2 (11-19) 80 31 (3) 1.5 (0.3) 2 (20-27) 80 2 (19-25) 80 31 (3) 1.2 (0.3) 2 (27-05) 80 2 (25-03) 80 34 (3) 1.1 (0.3) 3 (05-12) 80 3 (03-10) 80 37 (3) 1.8 (0.3) 3 (12-19) 80 3 (10-17) 80 23 (2) 0.8 (0.3) 3 (19-26) 80 3 (17-24) 80 22 (2) 0.9 (0.2) 3 (26-02) 80 3 (24-31) 80 17 (2) 0.7 (0.3) 4 (02-09) 80 3 (31-07) 80 34 (3) 1.3 (0.3) 4 (09-16) 80 4 (07-14) 80 31 (3) 1.1 (0.2)

4 (16-23) 80 4 (14-21) 80 37 (3) 2.1 (0.3)

, 4 (23-30) 80 4 (21-28) 80 14 (2) 1.1 (0.3) 4 (30-07) 80 4 (28-05) 80 42 (3) 0.9 (0.3) l 5 (07-14) 80 5 (05-12) 80 32 (3) 1.4 (0.3)

TABLE 1 BETA EMITTERS IN AIR PARTICULATES SAMPLE LOCATION DISTANCE & DIRECTION SAMPLE TYPE Baltimore City 63 miles NW s Comparative i

Licensee Station #23 40,000 feet ENE j (Taylor's Island)

STATE RESULTS LICENSEE RESULTS 8

Licensee fCi/m3 (2 sigma) 10-14 microcuries/cc (2 sigma)

State 5 (14-21) 80 5 (12-19) 80 22 (2) 1.7 (0.3) j 5 (21-28) 80 5 (19-27) 80 44 (3) 1.4 (0.3) 5 (28-04) 80 5 (27-02) 80 46 (3) 2.8 (0.3) e 6 (04-11) 80 6 (02-09) 80 6 (11-18) 80 6 (09-16) 80 33 (3) 1.5 (0.3) (

40 (3) 1.2 (0.2) 6 (18-25) 80 6 (16-23) 80 39 (3) 1.4 (0.3) 6 (25-02) 80 6 (23-30) 80 31 (3) 1.1 (0.2) 7 (02-09) 80 6 (30-07) 80 37 (3) 1.7 (0.3) j 7 (09-16) 80 7 (07-14) 80 31 (3) 1.0 (0.3) -

7 (16-23) 80 7 (14-21) 80 42 (3) 1.2 (0.2) 7 (23-30) 80 7 (21-28) 80 42 (3) 1.3 (0.3) 7 (30-06) 80 7 (28-04) 80 60 (3) 1.4 (0.3) 8 (06-13) 80 8 (04-11) 80 28 (2) 2.0 /0.3) 8 (13-20) 80 8 (11-18) 80 31 (3) 1.4 (0.3) 8 (20-27) 80 8 (18-25) 80 29 (3) 1.0 (0.3) 8 (27-03) 80 8 (25-02) 80 40 (3) 1.5 (0.3) 9 (03-10) 80 9 (02-08) 80 31 (3) 1.7 (0.3) 9 (10-18) 80 9 (08-15) 80 29 (2) 1.4 (0.3)

TABLE 1 BETA EMITTERS IN AIR PARTICULATES SAMPLE LOCATION DISTANCE & DIRECTION SAMPLE TYPE Baltimore City 63 miles NW

& Comparative Licensee Station #23 40,000 feet ENE (Taylor's Island) 18 State Licensee fCi/m3 (2 sigma) 10-14 microcuries/cc (2 sigma) 9 (18-24) 80 9 (15-22) 80 24 (3) 1.4 (0.3) 9 ( 1-01) 80 9 (22-29) 80 28 (3) 0.9 (0.2) 10 (01-08) 80 9 (29-06) 80 25 (2) 1.5 (0.3) 8 10 (08-15) 80 10 (06-13) 80 27 (3) 1.2 (0.2) 10 (15-22) 80 10 (13-20) 80 33 (3) 1.6 (0.3) 10 (22-29) 80 10 (20-27) 80 16 (2) 1.6 (0.3) 10 (29-05) 80 10 (27-03) 80 42 (3) 1.1 (0.2) 11 (05-12) 80 11 (03-10) 80 65 (4) 5.2 (0,5) 11 (12-19) 80 11 (10-17) 80 60 (3) 4.3 (0.4) 11 (19-26) 80 11 (17-24) 80 63 (3) 3.3 (0.3) 11 (26-03) 80 11 (24-01) 80 59 (3) 4.3 (0.4) 12 (03-10) 80 12 (01-08) 80 101 (4) 6.2 (0.6) 12 (10-17) 80 12 (08-15) 80 85 (4) 5.7 (0.6) 12 (17-23) 60 12 (15-22) 80 101 (4) 4.3 (0.4) 12 (23-30) 80 12 (22-29) 80 71 (4) 5.2 (0.5)

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TABLE 2 GAMMA EMITTERS IN AIR PARTICULATES SAMPLE LOCATION DISTANCE & DIRECTION SAMPLE TYPE Cove Point 24,000 Feet SE

& Duplicate Licensee Station #22 24,000 Feet SE COMPOSITING RADIONUCLIDE STATE RESULTS LICENSEE RESULTS PERIOD fCi/m3 (2 sigma) 10-14 Microcuries/cc (2 sigma)

N -95 W MDL M EL JANUARY 1980 Zr-95 LT MDL LT MDL Ru-103 LT MDL LT MDL Ce-141 LT MDL LT MDL Ce-144 LT MDL LT MDL Be-7 120(20) Observed Not Quantified Nb-95 LT MDL LT MDL FEBRUARY 1980 LT MDL LT MDL Zr-95 Ru-103 LT MDL LT MDL Ce-141 LT MDL LT MDL Ce-144 LT MDL LT MDL Be-7 120(20) Observed Not Quantified Nb-95 W EL M MDL MARCil 1980 Zr-95 LT MDL LT ftDL Ru-103 LT MDL LT MDL Ce-141 LT MDL LT MDL Ce-144 LT MDL LT MDL Be-7 180(40) Observed Not Quantified LT denotes less than MDL denotes minimum (atectable level

TABLE 2 GAMMA EMITTERS IN AIR PARTICULATES SAMPLE LOCATION DISTANCE & DIRECTION SAMPLE TYPE Cove Point 24,000 Feet SE Duplicate G

Licensee Station 822 24,000 Feet SE COMPOSITING RADIONUCLIDE STATE RESULTS LICENSEE RESULTS fCi/m3 (2 sigma) 10-14 Microcuries/cc (2 sigma)

Nb-95 LT MDL LT MDL APRIL 1980 Zr-95 LT MDL LT MDL Ru-103 LT MDL LT MDL Ce-141 LT MDL LE MDL ,

Ce-144 LT MDL LT MDL ,

Be-7 150(30) Observed Not Quantified ,

Nb95 I.T MDI, I.T MDI, MAY 1980 Zr-95 LT MDL LT MDL Ru-103 LT MDL LT MDL Ce-141 LT MDL LT MDL Ce-144 LT MDL LT MDL Be-7 110(40) Observed Not Quantified Nb-95 LT MDL LT MDL JUNE 1980 LT MDL Zr-95 LT MDL Ru-103 LT MDL LT MDL Ce-141 LT MDL LT MDL Ce-144 LT MDL LT MDL Be-7 300(40) Observed Not Quantified

TABLE 2 GAMMA EMITTERS IN AIR PARTICllLATES SAMPLE LOCATION DISTANCE & DIRECTION SAMPLE TYPE-Cove Point 24,000 Feet SE Duplicate L

Licensee Station 822 24,000 Feet SE COMPOSITING RADIONUCLIDE STATE RESULTS LICENSEE RESULTS PERIOD fCi/m3 (2 sigma) 10-14 Microcuries/cc (2 sigma)

Hb-95 LT MDL LT MDL JULY 1980 zr-95 LT MDL LT MDL au-103 LT MDL LT MDL Ce-141 LT MDL LT MDL e Ce-144 LT MDL LT MDL e Be-7 150(40) Observed Not Quantified i Nb-95 LT MDL LT MDL AUGUST 1980 Zr-95 LT MDL LT MDL Ru-103 LT MDL LT MDL Ce-141 LT MDL LT MDL Ce-144 LT MDL LT MDL Be-7 150(20) Observed Not Quantified Nb-95 LT MDL LT MDL SEPTEMBER 1980 zr-95 LT MDL LT MDL Ru-103 LT MDL LT MDL l Ce-141 LT MDL LT MDL Ce-144 LT MDL LT PSL '

Be-7 170(40) Observed Not Quantified

TABLE 2 GAMMA EMITTERS IN AIR PARTICULATES SAMPLE PERIOD DISTANCE & DIRECTION SAMPLE TYPE Cove Point 2,000 Feet SE Duplicate Licensee Station #22 24,000 Feet SE COMPOSITING RADIONUCLIDE STATE RESULTS LICENSEE RESULTS 3

fCi/m (2 sigma) 10-14 Microcuries/cc (2 sigma)

Nb-95 LT MDL LT MDL Zr-95 LT MDL ,

LT MDL Ru-103 LT MDL LT MDL ,

Ce-141 LT MDL LT MDL g Ce-144 LT MDL LT MDL o Be-7 Observed Not Quantified i 130(40)

Nb -95 LT 3 11(4)

NOVEMBER 1980 Zr-95 LT 6 6. 9 (3.6 )

Ru-103 8(3) 7.0(2.4)

Ce-141 3(3) 4.6(3.8)

Ce-144 LT MDL LT MDL Be-7 120(20) Observed Not Quantified Nb-95 13(2) 33(5)

DECEMBER 1980 zr-95 10(3) 17(5)

Ru-103 16(2) 20(4)

Ce-141 14(3) 21(4)

Ce-144 5 (5) LT MDL Be-7 130(20) Observed Not Quantified

TABLE 2 GAMMA EMITTERS IN AIR PARTICULATES SAMPLE LOCATION DISTANCE & DIRECTION SAMPLE TYPE Baltimore City 63 miles NNW Comparative En Licensee Station #23 4 0,000 feet ENE (Taylor's Island)

COMPOSITING RADIONUCLIDE STATE RESULTS LICENSEE RESULTS ERIOD fCi/m3 (2 sigma) 10-14 Microcuries/cc (2 sigma) 1 Nb-95 LT MDL LT MDL JANUARY 1980 Zr-95 LT MDL LT MDL Ru-103 LT MDL LT MDL Ce-141 LT MDL LT MDL ,

Ce-144 LT MDL LT MDL g Be-7 120(20) Observed Not Quantified P s

N -95 W MDL M MDL FEBRUARY 1980 Zr-95 LT MDL LT MDL Ru-103 LT MDL LT MDL 141-Ce LT MDL LT MDL 144-Ce LT MDL LT MDL Be-7 160(20) Observed Not Quantified N b95 W MDL M MDL MARCII 1980 Zr-95 LT MDL LT MDL Ru-103 LT MDL LT MDL Ce-141 LT MDL LT MDL Ce-144 LT MDL LT MDL Be-7 190(40) Observed Not Quantified

4 TABLE 2 GAMMA EMITTERS IN AIR PARTIJULATES SAMPLE LOCATION pISTANCE & DIRECTION SAMPLE TYPE Baltimore City 63 miles NNW Comparative Licensee Station $23 40,000 feet ENE (Taylor's Island)

COMPOSITING RADIONUCLIDE STATE RESULTS LICENSEE RESULTS ERIOD fCi/m3 (2 sigma) ' 9-14 Microcuries/cc (2 sigma)

APRIL 1980 Hb-95 LT MDL LT MPL Zr-95 LT MDL LT MDL

, Ru-103 LT MDL LT MDL ,

Ce-141 LT MDL LT MDL g Ce-144 LT MDL LT MDL M Be-7 160(10) Observed Not Quantified i

" -' * # "U' MAY 1980 Zr-95

, Ru-103

-' Ce-141

  • Ge-Li Malfunction Oe-7
  • Observed Not Quantified N -95 m MDL m MDL JUNE 1980 Zr-95 LT MDL LT MDL Ru-103 LT MDL LT MDL Ce-141 LT MDL LT MDL Ce-144 LT MDL LT MDL Be-7 290(50) Observed Not Quantified l

. _ . __ _ _= -. . _ . - _ - . - - .

4 TABLE 2 GAMMA EMITTERS IN AIR PARTICULATES SAMPLE LOCATION DISTANCE & DIRECTION SAMPLE TYPE Baltimore City 63 miles NNW Comparative G

Licensee Station #23 40,000 feet ENE (Taylor's Island) r COMPOSITING RADIONUCLIDE STATE RESULTS LICENSEE RESULTS PERIOD fCi/m3 (2 sigma) 10-14 Microcurie /cc (2 sigma)

Nb-95 LT MDL LT MDL JULY 1980 Zr-95 LT MDL LT MDL Ru-103 LT MDL LT MDL 141-Ce LT MDL LT MDL I j 144-Ce LT MDL LT MDL w Be-7 200(3) Observed Not Quantified i

Nb-95 LT MDL LT MDL AUGUST 1980 Zr-95 LT MDL LT MDL Ru-103 f,T MDL LT MDL Ce-141 LT MDL LT MDL Ce-144 LT MDL LT MDL Be-7 180(20) Observed Not Quantified Nb-95 LT MDL LT MDL SEPTEMBER 1980 Zr-95 LT MDL LT MDL Ru-103 LT MDL LT MDL Ce-141 LT MDL '

LT MDL Ce-144 LT MDL LT MDL Be-7 150(20) Observed Not Quantified

TABLE 2 GAMMA EMITTERS IN AIR PARTICljLATES SAMPLE LOCATION DISTANCE & DIRECTION SAMPLE TYPE Baltimore City 63 miles NNW Comparat ive Licensee Station #23 4 0,000 feet ENE COMPOSITING RADIONUCLIDE STATE RESULTS LICENSEE RESULTS D

fCi/m3 (2 sigma) 10-14 Microcurie /cc (2 sigma)

N W MDL M MDL OCTOBER 1980 Zr-95 LT MDL LT MDL Ru-103 LT MDL LT MDL Ce-141 LT MDL LT MDL s Ce-144 LT MDL LT MDL e Be-7 130(40) Observed Not Quantified [

5 (

NOVEMBER 1980 5 L Ru-103 6(3) 5.5(3.2)

Ce-141 5(4) 3.7(3.7)

Ce-144 LT MDL LT MDL ,

Be-7 100(20) Observed Not Quantified N -9 11(2) 19(3)

DECEMBER 1980 6.3(4.6)

Zr-95 9(3)

Ru-103 11(2) 12(3)

Ce-141 11(2) 12(2)

Ce-144 LT 10 LT MDL Be-7 80(20s Observed Not Quantified

TABLE 3 10DillE-131 IN FILTERED AIR SAMPLE LOCATION DISTANCE & DIRECTION SAMPLE TYPE g

Cove Point 24,000 Feet SE Duplicate G

Licensee Station #23 24,000 Feet SE SAMPLE PERIOD STATE RESULTS LICENSEE RESULTS 1980 State Licensee fCi/m3 (2 sigma) 10-3 picoeuries/m3 (2 sigma) 1 (22-29) 80 1 (21-28) 80 LT 22 LT 3.7

~

2 (26-04) 80 2 (25-03) 80 LT 22 LT 4.1

3 (25-01) 80 3 (24-31) 80 LT 20 LT 6.3 a 4 (22-29) 80 4 (21-28) 80 LT 15 LT 8.7 5 (27-03) 80 5 (27-02) 80 LT 17 LT 7.2 6 (24-01) 80 6 (23-30) 80 LT 25 LT 7.5 7 (29-05) 80 7 (28-04) 80 LT 15 LT 4.7 8 (26-02) 80 8 (25-02) 80 LT 26 LT 5.8 9 (23-30) 80 9 (22-29) 80 LT 15 LT 5.2 10 (21-28) 80 10 (20-27) 80 LT 13 LT 4.9 11 (25-02) 80 11 (24-01) 80 LT 35 LT 4.3 12 (22-29) 80 12 (22-29) 80 LT 19 LT 8.6

.I

TABLE 3 10 DINE-131 IN FILTERED AIR SAMPLE LOCATION DISTANCE & DIRECTION SAMPLE TYPE Baltimore City 63 miles imW Comparative Licensee Station #23 40,000 feet ENE (Taylor's Island)

SAMPLE PERIOD STATE RESULTS LICENSEE RESULTS 1980 State Licensee fCi/m3 (2 sigma) 10-3 picoeuries/m3 (2 sigma) 1 (23-30) 80 1 (21-28) 80 LT 15 LT 3.6 2 (27-05) 80 2 (25-03) 80 LT 20 LT 4.1 3 (26-02) 80 3 (24-31) 80 LT 16 LT 6.7  : ,

4 (30-07) 80 4 (28-05) 80 LT 31 LT 6.0 5 5 (28-04) 80 5 (27-02) 80 LT 24 LT 5.1 6 (25-02) 80 6 (23-30) 80 LT 22 LT 4.4 7 (30-06) 80 7 (28-04) 80 LT 22 LT 6.1 8 (27-03) 80 8 (25-02) 80 LT 24 LT 5.7 9 (24-01) 80 9 (22-29) 80 LT 14 LT 5.9 10 (22-29) 80 10 (20-27) 80 LT 16 LT 6.1 11 (26-03) 80 11 (24-01) 80 LT 25 LT 5.3 12 (23-30) 80 12 (22-29) 80 LT 17 LT 7.6 t

o TABLE 4

GAMMA EMITTERS IN BAY WATER Sample Sample Distance Quarterly Radionuclide STATE RESULTS LICENSEE RESULTS Location Type & Period Picocuries/ Liter Picocuries/ Liter Direction (2 Sigma) (2 Sigma) 1980 Plant Split 2500 feet Jan - Mar K-40 200 (100) Observed Not Quantified Outfall NE Apr - June K-40 100 (100) Observed Not Quantified Licensee July - Sept K-40 100 (100) Observed Not Quantified i Station Oct - Dec K-40 200 (100) Observed Not Quantified y
  1. 7 4 1

1980 Plant Split 5000 feet Jan- - Mar K-40 200 (100) Observed Not Quantified Intake E Apr - June K-40 100 (100) Observed Not Quantified Licensee July - Sept K-40 300 (100) Observed Not Quantified -

Station Oct - Dec K-40 200 (100) Observed Not Quantified

  1. 8 d

TABLE 5 TRITIUM IN BAY WATER STATE RESULTS LICENSEE RESULTS Sample Sample Distance Quarterly Location Type & Period Picocuries/ Liter Picocuries/ Liter

, (2 Sigma) (2 Sigma)

Dircation 1980 Plant Split 2500 feet Jan - Mar 1700 (200) 1166 (128)

Outfall NE Apr - June LT 200 303 (121)

Licensee July - Sept 300 (200) LT 129 Station Oct - Dec 400 (200) 140 (115) >.

87 I

J 1980 Plant Split 5000 feet Jan - Mat 200 (200) 200 (122)

Intake E Apr - June LT 200 131 (121)

Licensee July - Sept LT 200 LT 129 .

Station Oct - Dec 30J (200) LT 124

  1. 8

^

TABLE 6 GAMMA EMITTERS IN BOTTOM SEDIMENTS SAMPLE LOCATION DISTANCE & DIRECTION SAMPLE TYPE Plant Outfall 2500 feet N.E. Split Licensee Station #7 1

QUARTERLY RADIONUCLIDE STATE RESULTS ,

LICENSEE RESULTS l ERIOD pCi/kg dry (2 Sigma) Picocuries/kg dry (2 Sigma)

JUNE 24, 1980 Co-58 12(10) LT MDL 2nd QUARTER ( 0) l Cs-137 460(20) 603(104)

Ra-226 700(50) Observed Not Quantified Th-232 100(50) Observed Not Quantified 5 3 K-40 12200(200) Observed Not Quantified I Mn-54 LT MDL LT MDL Ce-141 LT MDL LT MDL 4

Ce-144 LT MDL LT MDL October 13, 1980 Co-58 LT 20 LT MDL 4th QUARTER Co-60 70(10) LT MDL Cs-137 210(10) 200(40)

Ra-226 930(20) Observed Not Quantified Th-232 900(50) Observed Not Quantified i K-40 13000(500) Observed Not Quantified Mn-54 LT MDL LT MDL Ce-141 LT MDL LT MDL Ce-144 LT MDL LT MDL s

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TABLE 8 GAMMA EdITTERS IN OYSTER FLESH SAMPLE LOCATION DISTANCE & DIRECTION SAMPLE TYPE Camp Conoy 3000 Feet SE * . Split Licensee Station #5 QUARTERLY RADIONUCLIDE STATE RESULTS LICENSEE RESULTS pCi/kg wet (2 Sigma) Picocuries/kg wet (2 Sigma) 1st Quarter Co-58 14(3) 22(8)

Co-60 LT 4 LT MDL Zn-65 12(8) 32(14)

Ag-110m 117(7) 128(10)

K-40 1400 (2rN OBSERVED NOT QUANTIFIED 2nd Quarter Co-58 4 (3? LT MDL 8

Co-60 LT 4 LT MDL Zn-65 13(6) LT MDL Ag-110m 78(7) 78(14)

K-40 1700(200) OBSERVED NOT QUANTIFIED 3rd Quarter Co-58 LT 5 LT MDL Co-60 LT 4 LT MDL Zn-65 6 (6) LT MDL Ag-110m 62(5) 80(12)

K-40 1100(200) OBSERVED NOT QUANTIFIED 4th Quarter Co-53 LT 5 LT MDL Co-60 LT 5 LT MDL Zn-65 6 (7) LT MDL Ag-110m 59(6) 56(9)

K-40 1400(200) OBSERVED NOT QUANTIFIED i

8 U'

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N I t E I D e L e B S & F A R 0 T E E 0 T C 2 1

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l e nd 8 l O s i o - i A n li 8 T S e pr 2 O i

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APPENDIX I MARYLAND DEPARTMENT OF IIEALTil AND MENTAL IIYGIENE - RADIATION LAB DETECTION CAPABILITIES FOR ENVIRONMENTAL SAMPLE ANALYSES i LOWER LIMIT OF DETECTION (LLD)

Airborne Particu- Fish, Meat Water late or Gas or Poultry Milk Food Products Sediment Analysis (pCi/l) (pC1/m3) (pCi/kg wet) (pCi/1) (pci/kg wet) (pCi/kg dry) gross beta 2 0.005 11 - 3 300 Mn-54 4 8 '

s Fe-59 7 15 m w

1 Co-5 8 , 6 0 4 8 e i Zn-65 8 20 s

Zr-Nb-95 7 3 x 10-2 I-131 -- 1 10 Cs-134 ,137 5 5 x 10-3 10 5 10 10 Ba-La-140 15 15

a. The nominal LLD is defined in IIASL 300 (Rev. 8-74) pp. D-08-01, 02, 03 at the 98% confidence level.

The LLD for radionuclides analyzed by gamma spectrometry will vary according to the humber of radionuclides encountered in environmental samples.

4

E.P.A. Cross Check Data . Air Filter 1980 _

Oross Beta (pC1/ filter)

Date Lab. Result Average Known Value Expected Normalized Precision (IS)_ Deviation 3/29 h6 h6 39 hh h1 5 0.9 6/27 33 33 33 33 28 5 17 9/26 12 13 12 12 10 5 0.8 l?/19 22 25 2h 2h 19 5 1.6 Cs-137 (pCi/ filter)_

3/29 22 22

-- 19 21 20 5 03 6/27 11 .

13 ...w 0.0 12 12 12 5

( 9/26 9 10 9 9 10 5 -0.2 12/19 23 20 26 23 19 5 1.h h

l l

l l

~

E.P.A. Cross Check Data - Water

- 1980 -

Gamma (rCi/ liter]

Date Isotope Iab. Eesul_t_ Average Known Value Expected Precision (13) Moraalised Deviation 4

2/1 Cr-51 98 101 i

102 100 lol 5 -0.2 Co-60 13 11 13 12 11 5 0.5

! zn-65 33

30

! 23 29 25 5 13 Cs-13h 11 1

5

- 6 7 10 5 -0 9 h/h I-131 h5 50 !A i

h3 h2 hh 5 -0.6 ,

8/5 I-131 35 33

., 36 35 36 5 -0 5 10/3 Cr-51 77 Bh 83 81 86 5 -1.6 Co-60 15 17 16 16 16 5 0.0 Zn-65 15 16 23 18 25 5 -2.h Cs-13h 17 ,

13 .

20 19 2o 5 -0.5 12/5 I-131 23 21 19 21 22 6 -o.3

I

~

E.P.A. Cross Check Data - Water

- 1980 -

Tritium (pci/ liter {

Date I4b. Result Average Known Value Expected Normalised Precision (IS) Deviation 2/8 1570 1790 1620 1660 1750 3hl -0 5 6/13 1850 1900 1970 1907 2000 3h5 -0.5 8/15 810 1090 900 933 1210 329 -15 10/10 2350 3030 3030 3013 3200 360 -0.9 e

E.P.A. Cross Check Data - Milk

- 1980 -

Gamma (pci/ liter)

Date_ Isotope I4b; Result Average Known Value Erpected Precision (IS) Normalised Deviation 1/25 I-131 .LT h LT 8 LT 9 -- 0 -- -

Cs-137 h0

h2 i ho hl ho 5 0.2 I h/25 I-131 36 23 29 29 33 5 -13 Cs-137 27
28 i 29 28 28 5 0.0 7/25 I-131 LT 12 S LT 21 ,

i LT 2h -- 0 - --

Cs-137 35

! 37 36 35 35 5 03 i

j 10/31 I-131 20 21 -

15 19 18 ) 5 0.2 l Cs-137 20 l 20 l 19 20 21 5 -0.5 1

l t l

t E.F.A. Cross Check Data - Diet

- 1980 -

pCi/ kilogram _

Date Isotope IAb. Result _ Average Known Valus_ , Expected Precision (IS) Wormalised Deviation
7/11 I-131 59 -
73 .

61 6h 5h 5 36 l Co-137 30 2

30 25 28 27 5 0.5 i l '

\

i

11/10 I-131 25 25 ,

29 26 3h 6 -2.2 m I =

1 Cs-137 12

! 9

11 11 12 5 -0 5 I

I I j

i I

if ,

i i

_ __

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