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

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