Table C-79. Americium-241 radionuclide concentration summary for all
profiles taken during the 1978 Terrestrial Survey on Nam Island (B-1).
Soil
depth

soil

pCi/gdry wt

Median

Mean

SD

Mean

of logs

SD

(cm)

Na

Minimum

Maximum

of logs

00-05

22

2.709E+00

6.435E+01

1.215E+01

1.894E+01

1.763E+01

2.582E+00

8.735E-01

05-10
10-15

22
24

9.039E-01
2.715E-01

1.595E+02
4.339E+02

1.180E+01
9.728E+90

2.178E+01
3.039E+01

3.313E+01
8.659E+01

2.508E+00
2.308E+00

1.079E+00
1.341E+00

18-25

26

5.104E-02

5.588E+02

3.329E+00

2.908E+01

1.084E+02

1.384£+00

1.925E+00

25-40
40-60

27
23

4.471E-03
1.326E-02

3.410E+02
6.219€+02

1.0586+00
8.009EF-01

1.8256+01
2.894E+01

6.517E+01
1.293€+02

3.924E-01
~2,541E-01

2.409E+00
2.459£+00

00-05
00-10

22
21

2.709E+00
1.806E+00

6.435E+01
1.119E+02

1.215E+01
1.316E+01

1.894E+01
2.068E+01

1.763E+01
2.465E+01

2.582E+00
2.585E+00

8.735E-01
9.547E-01

00-15
00-25
00-40

21
21
2]

1.295E+00
7.973E-01
5.000E-01

2.1936+02
3.551E+02
3.498&+02

1.248E+0)
8.080E+80
6.385E+00

2.476E+01
2.880E+01
2.596£+01

4.608E+01
7.537E+01
7.469E+01

2.566E+00
2.420E+00
2.125E+00

1.042E+00
1.131E+00
1.231E+00

00-60

7

3.974E-01

4.405&+02

5.807E+00

3.339E+0)

1.051E&+02

1.952E+00

1.440E+00

NOTE:

,Specific activity is decay corrected to 1987.

4 N stands for number of individual samples.

Table C-80.

Americium-241 radionuclide concentration summary for all soil

profiles taken during the 1978 Terrestrial Survey on Iroij Island (B-2).

Soil
depth

pCi/g drywt

Mean

Minimum

Maximum

00-05
05-10
10-15

8
4
4

1.367£+00
1.089E+00
1.562E-01

1.340E+01
4.811E+00
1.385E+00

1.874€+00
2.3786+00
7.998E-01

4.9376+00
2.6646+00
7.852E-01

4.856E+00
1.598E+00
5.219E-01

1.179E+00
8.380E-01
~5.067E-01

9.527E-01
6.266E-01
9.571E-01

15-25
25-40
40-60

4
4
6

2.223E-01
1.350E-01
4.393E-02

3.101E+00
2.390E+00
1.294E+00

4.316E-01
1.106£+00
4.081E-01

1.047E+00
1.184E+00
4.717E-01

1.373400
1.097E+00
4.624E-01

-5.150E-01
-3.714E-01
-1.288E+00

1.143E+00
1.354E+00
1.267E+00

00-05
00-10

8
4

1.367E+00
1.367E+00

1.340£+01
7.900E+00

1.874E+00
3.349&+00

4.937E+U0
3.991E+00

4.856E+00
3.009F+00

1.179E+00
1. 148E+00

9.527E-01
8.104E-01

00-15
00-25
00-40
00-60

3
3
3
3

1.733&+00
2.229E400
1.537E+400
1.039£+00

5.592&+00
3.5136+00
2.2466+00
1.593E+00

3.402E+00
2.280E+00
2.110€+00
1.528€+00

3.576&+00
2.674&+00
1.965E+00
1.387E+00

1.935£+00
7.268E-01
3.763E-01
3.027E-01

1. 165E+00
9.607E-01
6.620E-01
3.095E-01

5 .881E-01
2.563E-01
2.034E-01
2.35S5E-01

Specific activity is decay corrected to 1987.

4 N stands for number of individual samples.

50008 bY

coal

SD

of logs

$B

Na

NOTE:

Median

Mean

(cm)

-of logs

Select target paragraph3