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Pennsylvania Geological Survey

Pennsylvania Water Science Center

Estimates of Mean-Monthly & Annual Ground-Water Recharge

Sherman Creek at Shermans Dale: 01568000

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Data Tables

Mean-Monthly Recharge From RORA Method, as Percent of Annual Recharge for Period of Record -- Sherman Creek at Shermans Dale
OctNovDecJanFebMarAprMayJunJulAugSep
4.4
7.7
9.8
10.5
12.7
19.4
15.3
9.8
3.4
2.4
2.2
2.4


Annual Recharge, in inches -- Sherman Creek at Shermans Dale
YearRecharge From RORABase Flow from PART
1930
7.8
6.7
1931
6.2
5.0
1932
12.0
8.5
1933
18.1
14.8
1934
13.3
10.5
1935
16.5
12.6
1936
16.9
14.6
1937
19.4
15.3
1938
10.0
8.0
1939
11.4
9.7
1940
15.7
11.3
1941
7.4
7.6
1942
23.6
16.7
1943
13.9
13.0
1944
14.2
11.2
1945
18.1
14.7
1946
14.7
12.2
1947
13.4
11.6
1948
17.8
12.9
1949
9.7
9.6
1950
18.8
13.5
1951
17.8
14.8
1952
20.8
16.2
1953
17.0
13.2
1954
13.6
9.7
1955
12.6
11.1
1956
19.8
14.8
1957
12.4
9.9
1958
14.5
13.1
1959
11.4
8.7
1960
11.7
10.9
1961
11.6
10.3
1962
13.0
10.4
1963
9.5
8.0
1964
11.7
9.6
1965
10.0
8.1
1966
9.5
6.8
1967
16.3
13.0
1968
11.9
10.2
1969
7.4
6.2
1970
20.5
16.9
1971
17.6
14.3
1972
25.0
19.5
1973
21.7
16.9
1974
13.4
12.8
1975
18.2
14.4
1976
14.7
12.0
1977
15.7
11.6
1978
20.5
16.1
1979
23.8
17.6
1980
11.7
10.6
1981
8.7
7.7
1982
14.2
11.0
1983
17.8
14.5
1984
18.6
14.9
1985
10.8
9.7
1986
13.2
9.8
1987
12.0
10.3
1988
11.2
9.1
1989
16.6
13.4
1990
19.0
13.5
1991
10.1
9.8
1992
12.9
9.4
1993
17.5
14.5
1994
19.5
15.2
1995
13.1
10.5
1996
29.4
22.7
1997
14.1
11.6
1998
20.9
18.2
1999
12.0
9.8
2000
13.1
11.4
2001
10.4
8.7

 

 

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