wecasieenBi Po ge
Part Vill
Biology and Medicine
PROJECT SUNSHINE (UNCLASSIFIED) .
oea pe
oe -
|
formation is
1 unclassified and available toanyone.
Libsarate
Stratospheric Monitoring
}
Bb EI,
available -
a
November 1956 through January 1958"
(Strontium 90 content expressed in micromicrocuriea per i, 000 cubic feet of
"
reduced to standard conditions.) ~
_ Minneapolis, Minnesota
Altitude
(feet)
90,000
60,000
65,000
§0,000
Average
strontium 90
content
7+ 10t
1047 |
(24215 ©
9285
San Angelo, Texas
‘Number
~
af
eamples
10
. 8
17
19
_
—C«;
Average
Number
content
samples
54 §
14
strontium 90
15410.
29 +12
242
of
11
10
10
Panama Canal Zone
France Air Force Base
Average
Number
content
samples
T4+5
2
strontium 90.
142411
29 + 26
-
af
.
Paulo, Brazil Avgrage
Number
captent
samples
stromium 90
5
6
0
90
s8
©
1g +13
oe
of
,
oa
14
> aan
St
* * Based on data available through June 26, 1958. Analyses had not been completed on all samplelj collected during —
this period. The program calle foreone sample as month from each altitude at each location. In some
was not recovered.
,
tances the sample
Tt Range shows one standard deviation above and below average. Btandard deviations chown incluge both errors of
me
measurement and variations in strontium 90 content from month to month.
.
.
t These samples were collected in the vicinity of the tropopause and probably do not represent ‘ rstorphericcon-
centrations. The §0,000-foot sampling level ie. usually below
b
the stratosphere a this location. |
_* Copies of this report, ‘‘Environmental Contamination from Weapons. Testa -
Concerning Transport, Deposition, Distribution, and Biological Uptake of Worldwide
HASL-42, were provided to the Joint Committee. The report willbe soldby the Off
Services, Department of Commerce.
mpilation of Data
ioactive Fallot
of Technical.