MEAN ANNUAL Pu-239 AND Pu-248 CONCENTRATIONS IN
BREATHABLE AIR DURING THE
. PERIOD 1966 - 1980
CONCENTRATIONS AT STATION
(pCi x m> x 197°)
YEAR
2-1
2-2
P
3-1
1966
1.13
1.21
0.4
6.74
1967
G41
11.94
6.1.
8.35
1968
5.19
9.59
9.07
8.09
1969
4.35
3.84
0.07
8.38
1978
9.16
5.86
1971
5.96
5.69
1972
8.28
8.05
1973
2.08
8.06
1974
9.22
9.11
1975
0.44
9.95
1976
g.12
8.05
1977
8.32
6.15
1978
9.45
9.6
1979
9.52
15
1980
9.89
9.76
: