TABLE 8
RADIOCHEMICAL ANALYSES OF COMPOSITE MONTHLY AIR-FILTER COLLECTIONS **
(United States Naval Research Laboratory)

Rainfall
Month

Days

d/m/100 §.C.M.

mn,

Gross B-

Moosonee, Ontario
Nov. 1957
Dec. 1957

18

182.

18

59

Washington, D.C.
May 1957
June 1957

4
Ll

22
7

Auc. 1957

5

59

- 6G -

July 1957

Oct. 1957

Nov. 1957
Dec. 1957

5

6

14
12

July

1957

Nov. 1957
Dec. 1957

15

7
Ll

3
10

14
19

Oct. 1957
Nov. 1957

7
el

Sept. 1957

*

19

130

120

25

339
184

47
53

130
184

112
202
130

590

300
340

680

220
110

19

8.5

9.3

0.48

0.92

0.81
-

0.0068

0,0037

15

1.9

3.3
2.7

0.0045
0.0036

22
22

3.6
a4

0.0021

26

0,82

1.3

6.5
6.2

89

4h

71

31

1.7

6.1

19
24

36
46

1.1
1.3

1.4
2.6

1.3
2,

2.4

1.9

ke
2h

45

Long. SO” 17'W

58

35
220

32
50

kes

bu

76

4G

re
78

7.9
2
Long. 66° OO'W)

56

45
100

LO
65

8h
qh

33
13

19
8.1

23
16

Extrapolated to the middle of the collection period

cst 3/gy7°

9.0

1.6

33

25

19
27

1.9

1.5

5.4

2.7

0.0028

3.8

3.2

06,0022

-

23

AL

0.0041
0.0042

16
18

0,0020

40
15
28

2.8
3.6

2.5

1.3
2,0

ek

14
36

21
31

1.2

0.57
1.5

1.6
2.2

1.7
2,2

0.27
O.90

0.0017
0.0032

1.2
0.65

2.3
1.5

0.90

0,0029
0.0022

0.47
0,71

0.87
0.64

0.57
0.09

0.51
lel

1.7

0.0015
0.0013

2.0

52
51

1.8
1.5

27
48

2.1
2.3

3,3
2,0

Elev. 21 nm.

30
31

45

gr99/gr9°

Elev. 4m.

95
57

140

sr’?/Gross B-

Elev. 88m.
1,8
1.8

Lat. 18° 26'N
380
300

ppt?

31
eg

Lat. 25° 49'N
300
1170

cst 3T

Elev. 10 m.

19

Long. 76° 57'W

gr?°

47
52

140

279

cel

Activity Ratios

39
BD

670
270
310

Long, 80° 39'W

1*

59
110

64

800

x"

7.4

Lat. 38° SO'N
LOO
500

er?

*

7.8

26

106

San Juan, P.R.
July 1957
Aug. 1957

Lat. 51° 16'N

570

63
133

.

Ce "

Bu

Miani, Fla.
Aug. 1957
Oct, 1957

L41*

55

28
14

17

9.0
7.8

0.73

** Onis data was submitted 7) tre U.S. Vaval Research Laboratory for inclusion in HASL reports.
Talis information will alse sopesr in a formal URL report now in preparation.

1.3

-

0,Q012
0.0021
0.0065

62
39
li

1.8

1.9
0.90

Select target paragraph3