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of radioactivity. The stations will be Atomic Energy Project, University of manned by trained technicians from California at Los Angeles State health departments, local univer- Sandia Corporation, Sandia, N. Mex. sities, and scientific institutions.

Hanford Operations Office, U. S. Monitoring stations in the Public

Atomic Energy Commission, RichHealth Service network will be located

land, Wash. in the following cities:

Idaho Operations Office, U. S. Atomic Lawrence, Mass.

Energy Commission, Idaho Falls, Hartford, Conn.

Idaho Albany, N. Y.

New York Operations Office, U. S. Bethesda, Md.

Atomic Energy Commission, New Gastonia, N. C.

York, N. Y.
Atlanta, Ga.
Jacksonville, Fla.


Austin, Tex.
Berkeley, Calif.

Samples of airborne dust will be Salt Lake City, Utah

taken at approximately 70 various Richmond, Va.

localities throughout the world, in adLos Angeles, Calif.

dition to the 41 U. S. stations. Previous Portland, Oreg.

studies of this kind have shown that the Oklahoma City, Okla.

average gamma ray dosage delivered to Jefferson City, Mo.

world inhabitants by all tests to date Cincinnati, Ohio

is less than the dose they have received Indianapolis, Ind.

from natural background radiation Springfield, Ill.

during the same period of time. All of Des Moines, Iowa

these dosages are believed by radioloLansing, Mich.

gists and radiobiologists to be harmless. Minneapolis, Minn.

Radiostrontium-90 has been demonLas Vegas, Nev.

strated to be potentially the most Seattle, Wash.

hazardous of bomb products which comTrenton, N. J.

pose airborne dust or fallout. As in Denver, Colo.

the past, soils will be sampled on a Honolulu, T. H.

world-wide basis, and samples of other In addition to the Public Health Serv- materials such as milk and cheese, field ice network, monitoring stations set up crops, and human and animal bones, by the Commission will collect data at will be taken for analysis of their 12 locations, listed below:

radiostrontium content. These Atomic Energy Project, Salt Lake plings are carried out, together with City, Utah


radiochemical analysis, for a 2-fold University of California Radiation purpose: 1) ascertain the world-wide Laboratory, Berkeley, Calif.

distribution of radioactive fission prodArgonne National Laboratory, Le- ucts-particularly strontium-90_in the mont, Ill.

air, water and soils of the earth as a Atomic Energy Project, Rochester, result of atomic tests to date; 2) to N. Y.

ascertain the relationship of man to his Los Alamos Scientific Laboratory, environment, particularly as regards Los Alamos, N. Mex.

strontium-90. These observations, General Electric Co., Aircraft Nu- when combined with studies on the

clear Propulsion Dept., Evendale, biological hazards of strontium-90, Ohio

have disclosed that nowhere in the Oak Ridge National Laboratory, Oak world are there concentrations of this Ridge, Tenn.

isotope remotely approaching hazard


ous amounts. The average concentra- , will be obtained rapidly and transmit. tion observed in human bone is less ted to the Task Force Headquarters. than 1/10,000 of the concentration Should there be significant fallout on which might be expected to show ill

an inhabited atoll, monitors will advise effect on human beings. The highest the inhabitants regarding basic emer. concentrations found in any individuals gency measures, and the inhabitants

could be moved away from the atoll are less than ten times the average.

quickly if such action were considered

necessary. SUMMARY

Ocean water and marine life will be

analyzed for radioactivity, and measElaborate precautions being


urements of radioactivity will be taken taken to limit significant fallout to the within the United States and in other uninhabited danger area surrounding parts of the world. Levels of radiothe Eniwetok Proving Ground.

activity outside the danger area are es. Information on radioactivity on in- pected to be far below those which habited atolls in the Marshall Islands I would be hazardous to exposed persons.

May 1, 1956


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