TABLE 2 = Cont'd.
California, Richmond

Collection

Period

1958

March 20

to

April 3
to

Average

mo Sr70/mi= me Sr7°/m2

Cumulative

me Sr90/mi2

t

Wel?
20007 3.7) ¢ 1.0) 307, 2 100
4200 2 0.05
0038 2 0.01
0.46

2

0.01

0.33

2 0.01

0047

4

0.01

bell

=

1.04

0047

2 0.06

Loly8

=

1.04

sr°9

*

Sr70

29
25
16

11

Precipitation

(inches )
.

6.6)
2557

April 40
May

3 ip 20,01

June

0.21 2 0.00
Os12 20,00 Osl7 2.0206 ho65 2 1.05

July
August
September
October
November
December

*

Values extrapolated to midpoint of collestion period.

20

16

0.80

126

04:7

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