Table 7 (Concluded)
2
Sample Number
Location
RDX
TNT
4ADNT
2ADNT
Crater E, 155-mm Round, Several Years Old
3
88
CR
<3
<1
<1.5
<2.5
3
89
CL
<3
<1
<1.5
<2.5
90
WC
<3
<1
<1.5
<2.5
91
Wa
4.9
3.7
5.4
2.7
92
Wb
t
6.0
20.1
10.5
93
Wc
5.0
<1
13.2
9.0
94
Wd
3.9
<1
11.8
2.6
95
We
t
2.2
20.6
15.2
96
Wf
t
1.3
5.6
4.5
Background, No Crater within 3 m
97
WC
23.7
2.9
13.1
8.8
98
Wa
17.3
4.0
18.5
5.8
99
Wb
<3
<1
<1.5
<2.5
100
Wc
19.5
t
13.7
8.8
101
Wd
25.4
110
10.3
4.5
102
We
8.9
<1
<1.5
<2.5
103
Wf
24.9
6.4
25.5
17.0
Craters I VI from 105-mm Rounds < 1 Year
3
113
I
4.8
1750
140
145
3
114
II
<3
70.5
39.3
31.3
3
115
III
5.5
147
26.4
21.5
3
116
IV
<3
144
44.4
25.9
3
117
V
<3
166
39.8
19.8
3
118
VI
<3
59.2
13.5
5.4
Crater F, 60-mm Mortar < 1 Year
3
119
C
<3
362
38.1
18.0
3
120
C
<3
222
30.0
7.9
6
Background, Miscellaneous
58
1.5 m
<3
<1
<1.5
<2.5
59
2.0 m
<3
<1
<1.5
<2.5
7
60
1m
<3
<1
<1.5
<2.5
8
61
1m
<3
<1
<1.5
<2.5
86
1.5 m
15.0
<1
14.5
14.6
87
0.5 m
7.0
<1
12.1
6.6
9
105
Burned area
20.3
<1
24.6
33.3
9
106
Burned area
9.2
<1
14.1
11.3
6
Locations in this group are distance from nearest crater.
7
Nearest crater assumed to be formed by an 81-mm mortar at least one year before sampling.
8
Nearest crater assumed to be formed by a 155-mm round at least one year before sampling.
9
Burn assumed to be from illumination round.
38
Chapter 2 Characterization of Explosives Contamination at Military Firing Ranges
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