December
November
October
September
August
July
June
May
april
March
February
1958 January
Period
Sampling
gota
Columbia, Bo
# 0201
0.03
2 0-01
2 0.02
*% 0402
1ye38 2 0627
3.75 * 063
yedl 2 0032
18.4 % 0-6
eo 2 Oolt
2.66 * 0.04
1055 % 0-10
0.82 2 0029
Oe X 0-0
0058 2 042
Oks 2 Oot
gr99
8.27 * 0205
572 2 Oelsd
3,01 2 0L9
9637 2 0069
wi8
April 159
rst week
started fi
sample not
9.10
0009 * 0602
0.06
0.20 % 0.02
0.10
0.02
Oel2
0.025 + 0.0
0.04 2% 0-02
0.12 2 0.02
0.0 7 0-01
gr90
mile
per square
millicuries
eriod
of_esmplt
at_midpoint
t
2
0.26 2 0-02
Oly * 0.02
hy
yié 1
Te
92
L3
133
3
204 + 165
Bl
2 1-3
227
why
1.6
2.89
1.79
0.61
0.35
es
ppt'ne
chhes_.
no
_iin
0.98 # 0-15
«| «(0688 * 0013
0679 % 0013
0073 * 0-12
0053 2 0610
Oel3 % 9-03
Oelsl * 040%
96
wi
0.10 2 0.02
mo sr90.
33
W901 % Leb
. on 6-12-58
gr
10
0.29 2 0-03
«1
mie
on 6-1-58
w Wi
hk
15
12
widpoint
at Sampling
gr°9/sr?°
ONS.
OUL COLLECTI
MONTHLY, FALL
e
e
e
(gue eee