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UNCLASSIFIE
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Se ©on
This report summarizes the results to date of warious investigatio
yndertaken by the Health and Safety Laboratory on Project SUNSHI
The basic purpose of this report is to present new data on the distribution of Strontium-90 and this, to the best of our ability, we haveldons.
However, data are only useful when they serve as the basis fer intirpretaticns and conclusions. We are comelled to point out that the dath are
as yet relatively few and the conclusions mst therefore be regardid as
tentative, more so in some areas of the report than in others,
SCOPE OF WORK AND PRINCIPAL FINDINGS
e specific questions which the Laboratory attempted to answer, the
Mecthods of study and the principal findings can be summarized as fbllows:
‘le
DATA FROM THE GMD PAPER NETIORK ENABLE A SATISPACIORY
Sr59-90 PALIOUT TO THE EARTH'S SURFACES?
¥ethod of Study
MATE
Principal Findings
oT
FTChita
ae
ples of soil from
i
BATRA
ive locations in the
SHAH
Jnited States wers
Na
analyzed for radioactive
trontium, The results
Ye
NN
cunts of radioactive
“tg
ero compared with the
yur
qT
SRI ERE
&
trontium predicted by
fallout measurements.
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rt
:
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RETRAIN
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q
ff
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ee
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slataiell
abated a |
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e
0./
0. &
0.3
PREDICTED TOTAL Srl Gy
1
0.4
VGH.S0/L)
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