gr90
0.07
19-0, % 0.23
12h
2565
| gample started first week April '59
0.82
"el
-7-82 # 0.32
3.92
37
'
0+21 Z 0.03
December
0.9
18.83 2% 0.23
4 24
566
ut?
11.6. 2 0.5
3408
2 1.0
0.7L. @ 0.04
November
0
18.09 2 0.23
1B
10. # 14
23
2.90 2 0.40
1.37 2 0.15
0.06 2 0.01
October
0.88
18.03 2 0.23
51
UWy8 7 24
L3
5.49 2 0.87
12.5 * 0.4
0.29 * 0.02
0.19
17.7 2 0.22
September
.
ug
24.60 2 0.50
0.50 4 0.02
August
Leb
17.2) 2 0.22
31
759k F 1.39
1.09
14.82 2 0.21
2.42 * 0.08
5
July
|
0-87 2 0.04
0.16 3 6.02
1.85
14.66 2 0.21
June
;
16
2 1.0
36.0
2.28 2 0.06
May
3.15
12.38 2 0.19
.
31.0 # 1.0
2.54 4 1.00
April
0.52
9-8, 2 0.19
13
2079 # 0.3
0.20 = 0.01
March
2.13
B
9-64 2 0219
inches
0.22
9.18 2 0.19
wae
9-26 & 0019
5.5 2 0.5
oy
on 6-1-58
0.38 2 0.02
17
.
on 6-1-58
Pebruary
.
midpoint
1639 2 Oy
:
wi85
: gr89/gr90
0.08 # 0.01
sr89
millicuries per square mile
.
~
January
1959 January
1958
1957 April through December ,
Period
Sampling
South Dakota, Vermillion
MORTHLY FALLOUT COLLECTIONS
GRU Me RRR ie
ze