sr90
~
0.65
0.67
December
41
Oa
oe
@1
e
«
a iN
3.0
a
3G
™ Se}
20.06
oO
O23
oe
2 0.065
0.3
°
)
1.38
21
20
8.1 8 0.4
lll 30.6
"
1612
19.5
19.0
ON
°
2% 0.03
# 0.03
e&o@
22
e
2.8
ra
wt
2.7 le
uw
lost
“
2 0.04
20
20
wo
e
o
0.62 2 0.03
16.7
W422
~
3h,
88
2 2.5
a
30
L7.5
he
32.9 2 165
98.3 @ 3.3
hg
27.6 215
°
ay
28
60
39.5 2% 2.0
87
a
130
42.9
<<
B
1
21.9
207
59
51
Shel #249
62.5
43.2
73.7
624
oth
3
4
ho
38
2
27
0
Ul
m2.
765 2 0.93
9.0 * 0.93
Z3
2
,
=~
£2.30
1.35 7 O03
wt
1959 January
0.66
November
2% 0.02
Oo
20.02
aoan~
09
16.0 20.7
wl o22,
6r70
on 6-1-58
wiS5
---
;
-
~——
“«
:
Ob8
Ootober
at oF
18.3 *
Fm
15.9 20
2
z
73.0 £2.7
51
15
17
6.73 2 0.8
7-9 2 0.82
2
ll
13
42.30
1.35 2 O43
7300 2207
15
3
~—
==
~~
a
(0059 2 0203
0.59 2 0.03
L3
ko
0.08
0.12
September
v4
Lay
1.47
zx
z
Drv
August
90
9%
0.09
m
2.16
23,
2
Of
e2
0.12
ay.
36
£0.14
# 0.12
20
20
OM
eo.
2.28
2.15
Bd,
907
20.0,
2 0.04
#1
OLN
.
Te?
$
t
196 #2
i
05h *% 0.54
on 6-1-58
mo Wl55
mic
midpoint
BQ
8
‘sr9O
ats / ling
|
June
0.76
0.73
May
Win
ee
40
20,
wid5
|
,
1.20 2 0.09
April
53
5el
2% 0.02
*£ 0.02
O41
O2
20
20
365
ke2
£0.02
#0
Ly
43.40
20.03
March
0633
4 0.03
Oe29
0.57
0.57 * 0203
eI
ee
February
1958 January
gr09
millicuries per square mile
at midpoint of samplingperiod
1957 July 3 through December 31
Period
Sampling
Pennsylvania, Pittaburgh
MONTHLY PALLOUT COLLECTIONS
0.21
UWy29 # 0.57
13-0k * 0657
12,38 2 0.57
11.74 # 0.57
- 11626 4 0.57
*
9622 2 0.56
Te 19 z 0-52
4.98 z 0.51
4.23 2 0.50
2
4.01
3013
e3h
B47
3 200
3.87
3.87
3036
1.00
26H * 0.21
3436
3040
inches
ppt'n. in
2.64 # 0.22
2007 £ 0.22
mie
Cunsulative
mo Sr90
Hen ene RRR
mh aq ag
1 |
1
“aa
~
e
un
MN oO
ae