data in Table C.3, activity levels must be
period of the dose estimate.
corrected for decay to appropriate times.
uncertainties are listed for each determi-
For example, one may wish to know 15 ie
nation,
levels in various fish samples at time of
detected in a sample, upper limits were
collection; in making dose estimates to
calculated.
future population on Enewetak, one calcu-
by a 'less-than" sign, <, preceding the
lates activity levels at some starting time
value and by a NDET (not detected) in the
and takes into account decay over the
error column,
Table C,1,
General form:
Percentage
When certain nuclides were not
These limits are indicated
Survey ID number scheme.
AB-XXXX-CD
where AB
XXXX
are two digits which indicate sample type,
are four digits which were assigned sequentially and which identify
the sample uniquely, and
CD
Specific example:
where
09
are two digits which indicate location of sample collection.
09-0577-20
indicates a marine sample, vertebrate (in fact, the sample is bone
from a snapper fish),
0577
identifies this sample, and
20
indicates collection in proximity of TILDA,
Sample-type identifier, first two digits:
01
General soil classification, used where depth information is not
known or for biota soil samples.
Soil samples, classified according to depth:
29
0-10 cm
44
75-85 cm
74
40-50 cm
30
0-2 cm
45
85-95 cm
75
50-60 cm
31
0-5 cm
46
95-105 cm
76
60-70 cm
32
0-15 cm
47
105-115 cm
77
70-80 cm
33
2-5 cm
48
115-125 cm
78
80-90 cm
34
5-10 cm
49
125-135 cm
79
90-100 cm
35
10-15 cm
50
135-145 cm
80
100-110 cm
36
15-20 cm
51
145-155 cm
81
110-120 cm
37
15-25 cm
52
155-165 cm
82
120-130 cm
38
20-25 cm
53
165-175 cm
83
130-140 cm
39
25-35 cm
54
175-185 cm
84
140-150 cm
40
35-45 cm
70
0-10 cm
85
150-160 cm
41
45-55 cm
71
10-20 cm
86
160-170 cm
42
55-65 cm
72
20-30 cm
87
170-180 cm
43
65-75 cm
73
30-40 cm
88
180-190 cm