Table 9.
Average !37cs, 90sr, 239+240py, and 24lam soil concentrations in pCi/g dry
weight for soil profiles taken on Aomen Island (B-5).
Soil
depth
137¢6
90c,
Median
00-05
05-10
10-15
15-25
25-40
40-60
1.4x109
8.5x107!
1.2109
7.9x107!
1.1x10
1.5x10°
2.6x109
1.3x100
1.6x109
1.2x109
2.4x109
1.2109
6.2100
4.2x109
8.5100
4.9x109
5 .2x100
7.7x100
4.7x109
7.7x108
1.1x10!
5 .3x109
6 .5x109
7.7x10
4.9x100
4.1x100
4.3x109
2.4x109
2.9x100
2.1x100
4.4x100
4.1x109
3.8x100
2.7%109
3.2x109
3.1x109
2.9x100
2.0x109
1.9x100
9.4x107!
1.8x109
6.6x107!
2.8x100
1.7x109
1.6109
1.3x109
1.8109
1.1x109
00-05
00-10
00-15.
1.4x109
1.3x109
—-1.2x100
2.6x109
1.9x109
1.8x109
6.2x100
5.7x109
1.1x10!
4.7%108
6.2109
7.7x109
4.9x109
4.4x100
4.2x109
4.4x109
4,2x100
3.6x109
2.9x109
2.1109
2.1x100
2.8100
2.3100
2.1100
00-40
00-60
1.3x100
3.0x108
1.9x 109
2.3x100
6.7x109
7.0x100
6.7%x109
7.0x100
3.2x100
2.9x100
3.5x109
3.0x109
1.9x100
9.3x10-!
1.8x109
1.3x100
1.3x109
1.6x100
Median
Mean
8.5x109
6.7x100
Median
Mean
24) am
(cm)
00-25
Mean
239+240p,,
3.2x100
3.2x109
Median
Mean
1.9x1090
1.7x100
%
oc
NOTE: Specific activity is decay corrected to 1987.
Table 10.
Average !'37cs, 905r, 239+240py, and 241Am soil concentrations in pCi/g
weight for soil profiles taken on Bikini Island (B-6).
sooth
(cm)
137¢.
Median
90c,
Mean
Median
2394+240p,,
Mean
Median
Mean
dry
241 an
Median
Mean
00-05
05-10
10-15
15-25
25-40
40-60
6.7x10!
4.0x10!
2.6x10!
9.9x109
—4.1x100
1.1x109
8.6x10!
6.2x10!
4.3x10!
2.8x10!
1.810!
6 .5x100
4.9x10!
52x10!
5.1x10!
3.9x10!
1.9x10!
1.2x10!
7.3x10!
7.9x10!
7.5x10!
55x10!
4.6x10!
3.4x10!
6.6x100
6.7x100
5.6x100
2.6x109
6.4x107!
2.3x107!
1.0x10!
1.1x10!
89x10
5 8x 100
4.5x100
2.1x109
3.7x199
3.9x109
3.0x100
1.0x10°
5.8x107!
3.4x107!
7.1x100
6.6x10°
5 .6x100
3.7100
2.7x100
1.3x109
00-05
00-10 .
6.7x10!
5.9x10!
8.6x10!
7.4x10!
4.9x10!
55x10!
7.3x10!
7.6x10!
6.6x109
6.8x100
1.0xi0!
1.0x10!
3.7x100
4.5x100
7.1%109
6.9x100
00-25
00-40
3.5x10!
2.410!
4.9x10!
3.710!
54x10!
— 4.5x10!
6.7x10!
5.9x10!
6.8x100
5.0x109
00-15
00-60
NOTE:
4.6x10!
1.7x10!
6.3x10!
2.4x10!
56x10!
4.2x10!
7.6x10!
5.7x10!
Specific activity is decay corrected to 1987.
6.8x109
3.5x100
-
9.9x109
4.5x100
6.5x100
6.2100
1.9x100
3.4x100
8.5x109
7.0%109
4.2x100
3.2100
5.4x100
4.5x100