APPENDIX
TABLE
10
~)
‘Some Radionuclides in Soil Collected at Utirik Atoll]
September 1976
Radionuclide Concentration in pCi/g,dry®
Island
Eerukku
"
'
Soil
Location
Depth (cm)
Center of Isle
"
litter
0-2.5
238
241Am
0.97#0.18
2.3 40.21
1.5 +1.4
ns
3.3 +0.21
ns
0.43+0.19
0.17+0.07
"
"
5-10
1.9 40.12
0.4740.24
"
"
0-15
0.82+0.07
ns
ns
"
"
15-25
ns
ns
ns
"
"
25-35
ns
ns
ns
"
"
35-50
ns
ns
ns
3.2 40.21
ns
ns
1.5 £0.16
ns
"
"
"
"
"
"
"
Site #2
"
"
"
"
"
0-2.5
2.5-5
5-1010-15
0.5940.07
0.99+0.24
ns
ns
ns
1.4 +0.15
ns
0.2840.20
0.36+0.09
ns
0.21+0.19
5-10
0.35+0.09
0.92+0.36
ns
"
10-15
0.18+0.07
ns
“ns
"
"
15-25
0.07+0.04
"
Site #3
"
"
"
"
2.5-5
0-2.5
2.5-5
5-10
1.6 +0.17
0.52+0.10
ns
0.74+0.30
ns
1.3 +0.78
ns
oe one tee
0.75+0.09
0.38+0.06
0-2.5
Other
ns?
0.1740.11 oe 0.320.190
"
Site #1
2.5-5
-
137¢5
"
Aon
a.
Collection
,
9°Sr 1.1 40.2 9
ns
0.270.171
ns
ns
The error values for at] radionuclides are two-sigma, propagated, counting errors for
a single sample.
4
ns = not significant; the net sample count is less than the two-sigma, propagated
counting error.
26