12
Table 2
DPM Sr90/Ft2 Denosited by 1955 Rains and Snows
Pittsburgh
Jariary
Pebruary
Weshinegten, D.C.
6.6 (1,20")
~18,6#(1,51")
39,0 (2.7")
viarch
hh.9 (2.17")
25.2 (2.L0")
56.5 (3.L9")
acrid
29.7 (2,42)
83.6 (4&4)
75.3 (2.33")
May
105.0 (2.66")
120,1 (1,62")
Jone
~67 8%(2.77")
50.3 (2,82")
July
31.6 (2.63")
78 6 (2.35")
Ancust
13.0 (6.40")
Scptemocr
10,6 (1,57")
8.3 (1,6")
October
27.5 (6.12")
31.7 (3.27")
yovoember
18,2 (1.77")
15.6 (2.79")
Deccmber
545 (O.47")
133.0 (6.95"
79
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NYOO
* Based on assay of two thirds of total monthly rainfall.