Appendix Table 15
Predominant Radionuclides in Surface Soil (0-2.5 cm) Collected on Several Islands at Rongelap Atoll]
December 1974
Collection
Location
TsTand
Site
Rongelap
"
60 Co
#]
0.3+0.1
Radionuclide concentration in pCi/g, dry4
1250,
ns?
4020.7
1.0+0.2
1+0.2
Meltu
"
#1
#2
3.2+0.2
3,340.2
2.640.3
2.10.2
18+0.4
19+0.4
17)
13
«-+0.5
+0.4
2440.6
18+0.5
Kabelle
#]
3.140.2
2.040.3
75+0.7
13
+0.4
16+0.3
Pit #7
2.9+0.2
1.9+0.3
31+0.5
15
+0.5
19+0.6
u
Gegen
5. 340.2
2.140.1
3.1+0.3
3840.5
26 «+0.5
9.1+0.4
90...
nab
na
0.33+ 0.06
35
28
+ 5.4
+ 3.8
8+
0.7
1464 0.2
95+ 16
3540.7.
1140.5
33
+ 4.4
5.0 + 0.5
130+ 68
223+ 20
5.1 + 0.6
69+ 6
8,240.2
10 +0.3
3.9+0.4
5.9+0.6
142+0.9
21241.3
23
29
41
+0.5
«+0.5
+0.7
3240.6
3940.6
6440.7.
49
4}
94
+12
+31
+ §.3
293+130
Lukuen
"
"
"
"
#1}
2
3
4
5
4.7+0.4
3.4+0.2
5.740.2
6.2+0.3
3.0+0.2
2.9+0.9
2.0+0.3
3,340.4
4.14+0.5
2.5+0.4
83+1.4
6340.8
109+0.8
209+1.3
149+1.0
21
15
26
23
12
+1.3
+0.4
«6+0.6
+0.6
+0.5
2941.2
20+0.4
3440.7
3440.6
1520.5
39
40
+4
+/7.8
na
na
na
153+ 54
268+ 60
397+ 42
"
"
6
Pit #4
3. 340.2
3.440.2
1.9+0.3
2.8+0.4
96+0.6
39+0.7
12
20
+0.4
+0.6
15+0.4
2/+0.6
60
+7
a.
5,340.2
3320.5
177+0.7
140.3
239,240),
#2
#3
"
"
#]
3.1+40.3
0.8+0.4
0.5+0.3
24),
0.340.2
#2
Pit #6
42+0.9
155,
Pit #3
"
"
ns
137,
383+ 38
113+ 10
108+ 38
409+ 38
The error values for all radionuclides listed except 90Sr and Pu are two-sigma, propagated, counting errors for a
single sample.
The error value for 90Sr and Pu is the two-sigma counting error for a single sample plus an
analytical error.
ns
na
not significant; the net sample count is less than the two-sigma, propagated counting error.
not analyzed.
9”
b.