fallout was at maximum from about 0.25 to 0.53 R for personnel continuously at Enewetak
from 4 November to 3] December, but only if the effects of weathering on the deposited
fallout and shielding by working and living quarters are ignored.
Actual exposures were
probably much lower.
Nearly 90 percent of the recorded IVY exposures
exposures are summarized in the following table.
were
tess
than
1 roentgen.
The
IVY, Joint Task Force 132 Personnel Exposures
No. of
Persons
Badged
Exposure Ranges (roentgens)
0
0.007-0.999
1.000-2.999
Over
3
High
Recorded
Total Army
% of Total
164
39
24
98
60
26
16
]
<]
3.3
Total Navy
% of Total
810
244
30
526
65
39
5
]
<1
3.1
Total Air Force
% of Total
675
78
12
541
80
34
5
22
3
17.6
14
2
14
4
29
8
57
0)
0
2.8
367
45
12
245
67
74
20
3
<1
3.2
2,030
408
20
1,414
70
18]
9
2/7
<]
17.6
Total Marine Corps
% of Total
Total Other Gov't
4 of Total
Total
% of Total
+
+
*
£
£
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From 1945 to 1962 the United States conducted several series of underwater,
*
conduct a program to identify DoD participants, determine radiation doses,
and write histories of the series.
This fact sheet summarizes information
on OPERATION IVY, one of those test series.
Further information can be
obtained from DNA Report #6036F.
*
*
*
*
surface, and above-surface nuclear tests. The Defense Nuclear Agency (DNA)
in 1978 was assigned as Department of Defense's (DoD) Executive Agent to
*
*
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