TABLE
6
Some Radionuclides in Soil Collected on Ailuk Island,
Ailuk Atoll, September 1976
— Collection
Location
Site #1
"
"
Soil
Depth (cm)
Radionuclide Concentration in pCi/g, dry?
137Cs5
z3ey
Other
0-2.5
2.5-5
5-10
0.4810.09
0.28+0.08
0.23+0.08
1.2 40.84
0.62+0.34
1.4 40.36
"
"
15-25
25-35
0.0740.03
0.05+0.04
ns
ns
"
35-50
ns
ns
"
50-75
ns
ns
"
"
10-15
75-100
0.4440.24
0.73+0.12
0.66+0.39
2.5-5
0.32+0.08
0.16+0.05
ns
0.52+0.32
Site #3
"
"
0-2.5
2.5-5
5-10
ns
0.07+0.04
0.18+0.07
ns
0.95+0.28
ns
Site #4
"
0-2.5
2.5-5
0.98+0.12
0.12+0.05
0.6540. 29
0.4340. 31
"
"
0-2.5
5-10
"
5-10
ns
0-2.5
2.5-5
5-10
0.61+0.11
0.22+0.06
0.10+0.04
Site #6
J"
0-2.5
2.5-5
0.22+0.07
0.19+0.07
5-10
XY
ns
Site #5
"
"
oo
Sr 0.7740.22
ns>
0.15*0.07
ns
Site #2
Ww
APPENDIX
ns
0.68+0.33
ns
0.62+0.31
-
0.6840.38
0.8140. 32
%°Sr 0.27+0.14
ns
a.
The error values for all radionuclides are two-sigma, propagated, counting
errors for a single sample.
b.
ns = not significant; the net sample count is less than the two-sigma, propagated
.
counting error.
22
»)