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4. CHERNOBYL PLUME: 
COUNTRY-BY-COUNTRY SUMMARY

U.S.A.

The following section of our website has been translated into Italian by Humus - Progetto.
(The Humus Project: The effects of Chernobyl contamination on the soil.)



Juzdan, Z.J., Helfer, I.K., Miller, K.M., Rivera, W., Sanderson, C.G. and Silvestri, S. (1986). Deposition of radionuclides in the northern hemisphere following the Chernobyl accident. In: Environmental Measurements Laboratory: A compendium of the Environmental Measurements Laboratory's research projects related to the Chernobyl nuclear accident: October 1, 1986. Report No. EML-460. U.S. Department of Energy, New York, NY.
 
May 5, 1986 Forks, WA Wet and dry deposition 137Cs 301.55 Bq/m2
May 5, 1986 Forks, WA Wet and dry deposition  131I 1200 Bq/m2
May 5, 1986 Forks, WA Wet and dry deposition  103Ru 134.68 Bq/m2
May 5, 1986 Forks, WA Wet and dry deposition  134Cs 72.89 Bq/m2

Larsen, R.J., Sanderson, C.G., Rivera, W. and Zamichieli, M. (1986). The characterization of radionuclides in North American and Hawaiian surface air and deposition following the Chernobyl accident. In: Environmental Measurements Laboratory: A compendium of the Environmental Measurements Laboratory's research projects related to the Chernobyl nuclear accident: October 1, 1986. Report No. EML-460. U.S. Department of Energy, New York, NY. pg. 1-104.
 
May 11, 1986 Rexburg, Idaho Air concentration 131I 11,390 µBq/m3
May 11, 1986 New York City Air concentration 131I 20,720 µBq/m3
May 11, 1986 New York City Air concentration 137Cs 9,720 µBq/m3
May 1986 Rexburg, Idaho Total ground deposition 131I 707 Bq/m2
May 1986 Chester, NJ Total ground deposition 131I 168.4 Bq/m2
May 1986 Chester, NJ Total ground deposition 137Cs 68.5 Bq/m2

Larsen, R.J., Haagenson, P.L. and Reiss, N.M. (1989). Transport processes associated with the initial elevated concentrations of Chernobyl radioactivity in surface air in the United States. J. Environ. Radioactivity. 10. pg. 1-18. Larsen, R., Juzdan, Z.R. (1986). Radioactivity at Barrow and Mauna Loa following the Chernobyl accident. In: Geophysical Monitoring for Climatic Change, No. 14, Summary Report 1985. U.S. Department of Commerce, Washington.
 
May 1986 Barrow, Alaska Surface air concentration 131I 218.7 fCi/m3
May 1986 Barrow, Alaska Surface air concentration 134Cs 18.6 fCi/m3
May 1986 Barrow, Alaska Surface air concentration 137Cs 27.6 fCi/m3
May 1986 Mauna Loa, Hawaii Surface air concentration 131I 28.5 fCi/m3
May 1986 Mauna Loa, Hawaii Surface air concentration 134Cs 11.2 fCi/m3
May 1986 Mauna Loa, Hawaii Surface air concentration 137Cs 22.9 fCi/m3
United States Environmental Protection Agency. (1986). Environmental radiation data: Report 46: April 1986-June 1986. Report No. EPA520/5-87-004. U.S. EPA, Washington, D.C.
 
May 11, 1986 Montpelier, VT Precipitation Gross beta 6.26 nCi/m2
May 12, 1986 Spokane, WA Precipitation 131I 6,620 pCi/l
May 13, 1986 Cheyenne, WY  Precipitation 137Cs 710 pCi/l
May 16, 1986 Cheyenne, WY Precipitation Gross beta 710 pCi/l
May 1986 Lincoln, NE Air particulate Gross beta 14.3 pCi/m3
June 4, 1986 Seattle, WA Milk 137Cs 66 pCi/l
Maine

Toppan, C. (Memo released May 8, 1986). Iodine detected in rain water by DHS. Manager, Department of Human Services, Augusta, ME.
 
May 7-8, 1986 Augusta Wet deposition 131I 1,561 pCi/m2
May 9, 1986 Augusta Rainfall 131I 110 pCi/l

Toppan, C. (Memos released May 9-13, 1986). Update on DHS radiation monitoring. Manager, Department of Human Services, Augusta, ME.
 
May 12, 1986 Augusta Air concentration 131I 0.80 pCi/m3

Schell, R. (Memo released July 9, 1986). Quarterly radiation monitoring report. Department of Human Services, Augusta, ME.
 
May 16, 1986 Maine Milk 131I 52.5 pCi/l
May 1986 Wiscasset, ME Seaweed 131I 176 pCi/kg
June 1986 Maine Milk 137Cs 20.29 pCi/l
June 1986 Maine Milk 134Cs 9.68 pCi/l
Maryland

Dibb, J.E. and Rice, D.L. (1988). Short communication: Chernobyl fallout in the Chesapeake Bay region. J. Environ. Radioactivity. 7. pg. 193-196.
 
May 8- June 20, 1986 Solomons MD Ground deposition 137Cs 4,250 Bq/m2
May 8- June 20, 1986 Solomons MD Ground deposition 134Cs 2,000 Bq/m2
May 8- June 20, 1986 Solomons MD Ground deposition 103Ru 22,000 Bq/m2

New Jersey

Dreicer, M. and Klusek, C.S. (1988). Transport of 131I through the grass-cow-milk pathway at a Northeast US dairy following the Chernobyl Accident. J. Environ. Radioactivity. 7. pg. 201-207.
 
May 15, 1986  Chester, NJ Grass 131I 72.2 Bq/kg dry weight
May 17, 1986 Chester, NJ Milk 131I 1.47 Bq/l

Dreicer, M., Helfer, I.K. and Miller, K.M. (1986). Measurement of Chernobyl fallout activity in grass and soil at Chester, New Jersey. In: Environmental Measurements Laboratory: A compendium of the Environmental Measurements Laboratory's research projects related to the Chernobyl nuclear accident: October 1, 1986. Report No. EML-460. Department of Energy, New York, NY. pg. 265-284.
 
May 17, 1986 Chester, NJ Deposition on grass 137Cs 9.40 Bq/m2
May 23, 1986 Chester, NJ Deposition in soil 131I 47.2 Bq/m2
June 3, 1986 Chester, NJ Deposition in soil  103Ru 18.46 Bq/m2
New York 

Feely, H.W., Helfer, I.K., Juzdan, Z.R., Klusek, C.S., Larsen, R.J., Leifer, R. and Sanderson, C.G. (1988). Fallout in the New York metropolitan area following the Chernobyl accident. J. Environ. Radioactivity. 7. pg. 177-191.
 
May 1986 NY City Air/gaseous 131I 23 mBq/m3
May 1986 NY City Air/aerosol 131I 20 mBq/m3
May 1986 NY City Air/aerosol 137Cs 9.5 mBq/m3
May 1986 NY City Milk 137Cs 1.5 Bq/l

Klusek, C.S., Sanderson, C.G. and Rivera, W. (1986). Concentrations of 131I and 134Cs and 137Cs in milk in the New York metropolitan area following the Chernobyl reactor accident. In: Environmental Measurements Laboratory: A compendium of the Environmental Measurements Laboratory's research projects related to the Chernobyl nuclear accident: October 1, 1986. Report No. EML-460. Department of Energy, New York, NY. pg. 308-326. Leifer, R., Helfer, I., Miller, K. and Silvestri, S. (1986). Concentrations of gaseous 131I in New York City air following the Chernobyl accident. In: Environmental Measurements Laboratory: A compendium of the Environmental Measurements Laboratory's research projects related to the Chernobyl nuclear accident: October 1, 1986. Report No. EML-460. Department of Energy, New York, NY. pg. 301-307. Miller, K.M. and Gedulig, J. (1986). Measurements of the external radiation field in the New York metropolitan area. In: Environmental Measurements Laboratory: A compendium of the Environmental Measurements Laboratory's research projects related to the Chernobyl nuclear accident: October 1, 1986. Report No. EML-460. Department of Energy, New York, NY. pg. 284-290.
 
May 23,1986 Chester, NJ Ground deposition 131I 30 Bq/m2
May 23,1986 Chester, NJ Ground deposition 103Ru 15 Bq/m2
Oregon

Gebbie, K.M. and Paris, R.D. (1986). Chernobyl: Oregon's response. Radiation Control Section, Office of Environment and Health Systems, Health Division, Oregon Department of Human Resources, Portland, Oregon.
 
May 9 1986 Portland Rain Gross beta 481 pCi/l
May 5-10 Portland Air activity Gross beta 1.031 pCi/m3
May 11 Portland Ground deposition 131I 9157 pCi/m2
May 11-12 Portland Total air 131I 2.9 pCi/m3
May 12 Willamette Valley Milk 131I 167 pCi/l
May 19 Willamette Valley Milk 137Cs 97 pCi/l

Tennesee

Bondietti, E.A., Brantley, J.N. and Rangarajan, C. (1988). Size distributions and growth of natural and Chernobyl-derived submicron aerosols in Tennessee. J. Environ. Radioactivity. 6. pg. 99-120.

Bondietti, E.A. and Brantley, J.N. (1986). Characteristics of Chernobyl radioactivity in Tennessee. Nature. 322. pg. 313-314.
Vermont

Vermont State Department of Health. Vermont state environmental radiation surveillance program. (1986). Division of Occupational and Radiological Health, Vermont State Department of Health, Montpelier, VT.
 
May 1986 Vermont Air particulates Gross beta 0.113 pCi/m3
May 1986 Vermont Milk 131I 88 pCi/l
June 1986 Vermont Fiddleheads 137Cs 328 pCi/kg
June 1986 Vermont Fiddleheads  103Ru 261 pCi/kg
September 1986 Vermont Wild boletus 137Cs 3,750 pCi/kg
September 1986 Vermont Wild russla 137Cs 3,660 pCi/kg

Washington

Pickett, B. (1987). DSHS activities relating to the Chernobyl Nuclear Accident. Department of Social and Health Services, Olympia, WA.
 
May 5, 1986 Spokane Rainwater 131I 6,620 pCi/l
May 5, 1986 Redland Milk 131I 560 pCi/l
May 5, 1986 Spokane Gross beta 131I 2.2 pCi/l
May 5, 1986 E. Washington Food 134,137Cs 1250 pCi/kg

Picket, B.D. (1987). Assessment of Chernobyl fallout in the state of Washington: 32nd annual meeting of the Health Physics Society. Department of Social and Health Services, Olympia, WA.
 
May 12, 1986 Portland Rain 131I 6000 pCi/l
May 12, 1986 Portland Rain Gross Beta 2.2 pCi/m3


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