8
24 Tam, and 239,240 Pu in the top 10 cm
Mean concentration of 136. 905,
of soil from the soil profiles on Bikini Island.
TABLE 3.
Mean Radionuclide Concentration in pCi/g, dry + SD a
Profile
137¢¢
906),
24) an
23952405,
1
36 +
6.
19 +
2.5
0.7 + 0.2
0.5 +
0.1
2
23 +
2.5
15 +
6.4
0.6 + 0.2
0.8 +
0.1
250 +110
9.9 + 4.8
5.9 +
3.8
2.4 + 1.3
4.3 +
2.)
3
250 + 120
9
53 +
28
60 + 17
10
230 +
22
440 + 38
11
9.6+
5.
12 +
3.8
11
#6+1.7
0.2 + 0.1
26
+¢
5.8
0.4 +
0.2
‘12
120 +
20
210 + 67
7.641.9
A
46 +
30
61 + 14
C
14+
18
46 + 34
D
80 +
5]
150 + 31
Wt
o6+5.3
E
57 +
99 + 15
3
+0.6
6.7 +
1.3
G
45 +
13
38 +
2.7 + 0.1
3.8 +
2.0
I
168 +
3]
110 + 41
L
150 +
11
280 + 67
N
42 +
25
35 + 20
6.
1.9
+
5.8
1.7 + 1.3
4.0 +
3.3
0.9 +
0.9 +
1.7
.9
18
TW
7.9 + 1.6
19
na
+48
38
$4
8
4.4 + 3.0
8
+
8
The error term is one sample standard deviation of the values for the three
incremental samples - 0 to 2.5, 2.5 to 5, and 5 to 10 cm - used to compute
the mean.
The value for the increment from 5 to 10 cm was weighted twice
as heavily as the other two incremental values.
£15