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Office Memorandum *
TO
: K. BE. Melde, General Manager
FaOM
:
SUBJECT:
UNITED STATES GOVERNMENT
pata.
August 5, 1957
PrtBE 2
C. L. Dunhan, M 2., parector (\“4
Division cf Biology and Medic
nee
RADIATION LEVELS Oh RONGELAF TS "LAN
In our Steff Faper AEC 125/30, date; February 6, 1957 concerning
the returr. of the Rongelapese to their home island, we predicted
".~ —- ~ It is cifficult te extrapolate precisely far into the future,
but the deta suggest that the gamms doses on Rongelap Island would
not greatly exceec (if at all:
| ‘ roentgens for the first year of
On June 2‘, .957, just prior tc
*ne actual return of the Rongelapese,
reoccupancy, with lesser doses in *ibsecuent years, - - —"
a radiological survey was made o* the gamma levels on Rongelap Island.
These date were attached in the ‘orn of a memorandum with accompanying maps from Mr. Ernest Wynkoop t: Dr. Gordon M. Dunning. You will
note that the average gamma dose rste or the Island on Jume 25, 1957
was about ©. aiiliroentgere ;=: ‘cur {0,26 roentgene per year).
You may wish t> transmit thie ‘nrornation to Dr. Libby, since he
has manifestec
keer interest
tr
crece matters.
Enclosure:
{7
1. Meme to cordon M. Dunning,
OFM fr Ernest Wynkoop,
Chf. Eniwetok Br., Test Div., EPG, dtd 6/27/57
sul .
|
yamma Radiologica:
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“rva,x of Rongelap and
2 thru” Mar.
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