a
l.
a
SUMMARY OF HASL DATA AND COMPARISON WITH AFL
SOIL
Area
Collected
Total Activity
Sr-90
d/n/g - wet
Depth
HAST
d/m/g - wet
AFL
HASL
AFL
Kabelle
0-3"
6600~15000
16000-23000
200-510
Labaredj
0-3"
5500- 7500
9600-25000
190-260
7
NLR.
Rongelap
0-3"
3-6"
3000- 5700
410- 1000
3700-45000
800- 1500
190-210
12-32
N. R.
«SON. RR.
3-6"
3-6"
300-
620
360- 620
20-
760
230- 550
5- 23
S-
N. R.
N. R.
N.R.
Total Activit
top 0-3", 6-25 times higher that 3-6" layer (HASL)
top 0-3", 7-50 times higher than 3-6" layer (HASL)
Average % Sr-90 in top soil - 3.9 (HASL)
Average % Sr-90 in bottom soil ~ 2.3 (HASL)
b Total Activity in top
3"
HASL
NOTE:
AFL
Kabelle
96
97
Labaredj
96
97
Rongelap
88
89
Average Sr-90.found in continental United States soil
top 0-2", 0.2 d/m/g (HASL)