Table A-5. Plutonium-239+240 radionuclide concentration summary for all soil profiles taken ig the
village area during the 1978 NMIRS together with our recent trips from 1986 through 1992 on
Rbngelap
Island.
Soil
depth
(cm)
N*®
00-05
05-10
110
4
10-15
4
40-60
0
15-25
25-40
_
Bq g-! dry wt.
Minimum Maximum. Median
Mean
SD
Mean
of logs
3.1x103
1.2102
116x107
16x10-1
=19x10-2
811x102
3.1x102
84x102
3.1x102
7.1x102
-39x100
-29x109
8.4x10-!
1.4100
5.6x103
53x102
2.2x102
25x102
22x102
-4.0x100
1.4
0.0 x 10°
0.0 x 10°
0.0 x 190
0.0 x 100
0.0 x 190
0.0 x 100
4
4
92104
22x105
00-05
110
3.1x103
16x10)
19x102
3.1x10-2
00-10
4
1.3x10-2
13x10!
992x102
82x«102
00-15
4
111x102
10x11
69x102
00-25
4
6.8x103
67x«10-2
44x10-2
00-40
00-60
4
0
D
offlogs
42x103
00x10°
90x103
33x103
43x102
00x10
711x103
60x104
28x102
0.0x10°0
NOTE: Specific activity is decay corrected to 1995.
Na stands for number of individual samples.
60x10°
#%11x103
x 109°
-5.4x100
80x10
1.9 x 1090
£2.4x100
3.1x«102
-3.9x100
8.4.x 10-1
53102
-2.8x100
1.9 x 19°
63x102
42102
-3.1x100
1.4
4010-2
2.7x102
-3.5x100
26x102
00x10
3.7x103
155x108
1.7102
0.0x100
-4.0x 100
0.0x10°
0.4 x 190
x 190
.§ 1.4100
1.9 x 1090
0.@ x 100
Table A-6. Plutonium-239+240 radionuclide concentration summary for all soil profiles taken Bene
2on
interior of the island during the 1978 NMIRS together with our recent trips from 1986 through
Rongelap Island.
Soil
depth
(cm)
Bq g-! dry wt.
N’
Minimum Maximum
Mean
Median
Mean
SD
of logs
1.1x10-1
10x10!
-2.1x100
-3.2x100
7.
1.
1.1«10-2
49x10°3
-5.0x10
-5.6x 190
1.
1.
00-05
05-10
196
12
19x10-2
7.7X103
58x10
3.7x10-1
1310-1
3.7x10-2
16x10!
7.7x10-2
15-25
25-40
14
15
68x10-4
28x10-4
3.9x10-2
118x102
7.7x10-3
49x103
1.1x102
5.7x10%
196
11
10
9
9
0
19x10-2
1310-2
98x103
69x103
47x103
0.0x100
58x10!
23x10)
1219x101
13x10!
84x10-2
00x10
1310-1
5.7x102
5.0102
43102
3.0x10-2
0.0100
10-15
40-40,
00-05
00-10
00-15
00-25
00-40
00-60
14
0
«1.7x108
o0Ox10°
13x10)
00x10
5D
18x10-2
0.0x100
NOTE:Specific activity is decay corrected to 1995.
Nastands for number of individual samples.
A-5
36x102
40x102
0.0x10°
0.0x10°
16x10)
10x10"
7.8x102
5.4x102
3.7x10-2
0.0 x 1090
11x10!
86102
6.7x102
44x10-2
2.7x10-2
0.0 x 100
40x10
00x10
-2.1 x10°
-2.7x10
-3.0x10
-3.3x100
-36x10
0.0x100
offlogs
1
0.
7.
1.
1.
1.
94x1¢!
0.4100