538
HALL
Table 1— RESULTS OF TOTAL-BETA-ACTIVITY ANALYSES AND
CORRESPONDING RAINFALL RATES
—~
Particulate,
Dissolved,
dissolved,
Particulate/
165.5
334.5
1,21
1,80
105.3
105.5
246.0
272.3
238.5
488.0
1.59
1,26
0.98
0.77
0.27
0.12
192.3
155.6
347.9
1,24
0.74
201
501
502
601
701
833
235
117
79
790
327
230
382
272
145
1160
465
559
351
935
2.55
1.02
0,47
0.25
5,45
0,12
1.20
1.20
0.21
1,04
801
802
803
804
901
318
329
250
246
158
236
153
126
189
183
554
482
376
435
341
1.35
2.15
1.98
1.30
0.86
1,92
1.92
3.20
0.56
0.47
341.5
224.3
565
1.52
1.18
91.0
112.1
152.0
164.5
243.0
276.6
0.60
0.68
0,009
0.16
325.0
200.0
88.9
125.5
413.9
325.5
3.66
1.59
0.27
0.07
Date
Sample
April 17
101
169.0
102
103
104
167.0
133.0
242,0
Average
April 23
Average
May 9
Particulate +
101*
102"
pe/liter
pe/liter
in./br
501
502
503
304
505
54.0
48.7
44.3
42.7
80.7
201.0
99.4
43.7
85.6
95.1
255.0
148.1
88.0
128.3
175.8
0,27
0.49
1.01
0.50
0.85
0.33
1.50
0.86
1.20
1.50
506
507
508*
509*
30.4
32.3
37.6
27.1
36.5
41,2
21,2
31.1
94.6
66.9
73.5
58.8
58.2
127.1
0.83
0.78
1,77
0.87
2.00
0,67
0,15
1,00
601
602
182.2
130.5
124.0
132.5
276.2
263.0
1.23
0.98
0.37
1.68
604
605
12.9
34.5
30.6
42,1
43.5
76.6
0,42
0.82
3.36
1.68
603
32.5
28.4
41.7
70.1
2.70
Rainfall rate,
438.0
510*
600.0
dissolved
201
401*
402*
162.0
pe /liter
0.34
0.68
0.10
1,20
3.36
606
701
702
703%
801
46.4
69.3
121.8
21.5
67.8
79.5
142,5
120.0
75.2
149.0
125.9
211.8
241.8
96.7
216.8
0.58
0.49
1.02
0.29
0.46
0.13
0.47
1.95
0,11
1.32
802
803
804
805*
901
85.1
56.2
95.6
33.7
33.1
103.5
75.5
149.0
67.2
60.3
188.6
133.7
244.6
100,9
93.4
0,82
0.74
0,64
0,50
0.55
4.40
3,77
1.32
0.33
0.52
902
$03
904
905
506
50.1
46.1
32.7
22.4
30,2
61.7
47.7
48.5
33.8
15.8
111.8
93.8
81.2
36.2
26.0
0:81
0.97
0.67
0.66
0.65
1.04
1.04
1.56
1.04
1.56
90T*
1001
1002
1003
34,7
252.5
39.6
89.5
69.7
189.5
94.3
134.5
104.4
442.0
133.9
224,0
0.50
1.33
0.42
0.67
0.22
0.33
1.05
1.80
1004
1005
1006*
204.5
50.5
38.2
173.0
172.06
96.7
377.5
222.5
134.9
1.18
6.29
0.40
3.15
1.40
0.09
82.3
93.6
176.9
0.95
1.19
Average
*Samples containing rainfall from more than one cell,