cs1
co
Ca
Lit

“tal

Table 17.

Average !37cs, 90Sr, 239+240py, and 241Am soil concentrations in pCi/g dry

weight for soil profiles taken on Rojkere Island (B-10).
Soil

depth

905,

(cm)

Median

Mean

00-05
05-10
10-15
15-25
25-40
40-60

6.0x107¢
1.2x107!
4,2x107!
3.6x107!
3.8x107!
5.5x107!

8.6x100
3.5x109
1.8x109
9.3x107!
6.3x107!
3.9x107!

1.3x100
1.3x10
4.6x100
5.0x100
3.5x100
4.3x100

00-05

6.01072

8.6x100

1.3x100

00-10
00-15
00-25
00-40
00-60
NOTE:

9¢

137¢,

9.0x1072
2.0x107!
2.7x10-!
3.1x107!
3.9x107!

6.0x100
4.6x109
3.2x109
2.2x109
1.6109

Median

2394240p,,
Mean

1.1x10!
6.6x108
5.3x100
4.9x100
3.3100
4.1x199

1.1x10!

1.3x100
2.4x100
4.4x109
4.8x1009
5 .6x100

@.7x199
7.5x109
6.5x100
5 .3x100
4.9109

Median

Mean

1.0x109
6.9x107!
2.0x109
1.1x108
7.2x107!
6.8x107!

4.1x108
2.5108
2.1109
1.5x100
1.2x109
1.6x10°

1.0x100

4.1x100

8.7x107!
1.3x700
1,9x 100
2.2109
1.8x109

3.3x109
2.9x109
2.3x100
7.9x 109
1.8x10°

241Am
Median

Mean

5.5x107!
6.5x107!
1.4108
5.5x107!
3.8x107!
4.8x107!

2.6x100
1.5x109
1.2x190
8.9x107!
6.7x107!
1.0x109

5 .5x107!

2.6x100

6.0x107!
8.5x107!
1.3x100
1.4x100
11x10

2.1x100
1.8x109
1.4x100
1.1109
121x190

Specific activity is decay corrected to 1987.

Table 18. Average !37cs, 90sr, 239+240py, and 241Am soil concentrations in pCi/g dry

weight for soil profiles taken on Eneu Island (B-12).

soil
depth
(cm)

7
137¢.¢

|

394240
239+240p,,

90¢,

241 Am

Median

Mean

Median

Mean

Median

Mean

Median

Mean

00-05
05-10
10-15
15-25
25-40

4.3x109
2.7%100
2.0x109
—-1.1x109
6.3x107!

5 .6x100
3.9100
3.2x102
2.1x109
1,3x1090

2.0x109
2.2100
2.5100
2.1x109 +
1.8x109

3.3x109
3.2x100
3.8x100
3.,5x109
3.8x109

5.7x107!
6.5x107!
6.2x107!
4.7x107
1.8x107!

9.3x107!
9.6x107!
9.1x107!
8.0x107!
7.7107!

4.1x107!
3.9x107!
4.3x107!
3.6x107"
3.0x10-!

6.5x107!
6.8x107!
6.9x107!
5.9x107!
6.2x107!

00-05
00-10
00-15
00-25
00-40
00-60

4.3x109
3.6109
3.2x109
2.5x100
1.9x109
1,5x109

3.3x100
3.3x100
3.4x109
3.5x100
3.6x109
4.5100

5.7x107!
5.9x107!
7.0x107!
6.4x107!
5.5x107!
3.9x107!

9.3x107!
9.4x107!
9.3x107!
8.8x107!
8.5x107!
8.2x107!

4.1x1o7!
4.3x107!
4.5x107!
4.5x107!
4.3x107!
4.3x107!

6.5x107!
7.0107!
7.4x107!
7.1x107!
6.6x107!
6.4x107!

40-60

NOTE:

2.5x107'

96x10"!
. 5.6x109
4.8x100
4.3x109
3.4x109
2.7%109
2.2x100

5.8x107!
2.0x100
2.2x100
2.3109
2.5x109
2.1x109
2.1x109

3.6109

-

Specific activity is decay corrected to 1987.

1.9x10-2

6.01071

7.9x10-@

26x 107!

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