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Pennsylvania Geological Survey

Pennsylvania Water Science Center

Estimates of Mean-Monthly & Annual Ground-Water Recharge

Wapwallopen Creek near Wapwallopen: 01538000

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Data Tables

Mean-Monthly Recharge From RORA Method, as Percent of Annual Recharge for Period of Record -- Wapwallopen Creek near Wapwallopen
OctNovDecJanFebMarAprMayJunJulAugSep
5.0
9.1
9.7
9.0
11.0
17.0
14.1
10.6
4.9
3.7
2.5
3.5


Annual Recharge, in inches -- Wapwallopen Creek near Wapwallopen
YearRecharge From RORABase Flow from PART
1920
21.2
17.2
1921
17.3
14.7
1922
14.7
12.5
1923
16.7
12.4
1924
17.7
14.2
1925
13.9
11.6
1926
20.7
16.7
1927
22.9
18.2
1928
18.0
16.5
1929
15.2
12.8
1930
11.5
10.0
1931
9.3
8.1
1932
13.3
11.5
1933
20.8
16.2
1934
16.5
14.1
1935
18.4
15.2
1936
16.8
13.9
1937
16.2
14.3
1938
19.6
15.3
1939
12.9
12.0
1940
17.4
13.8
1941
10.4
10.3
1942
17.9
12.8
1943
16.5
15.6
1944
11.9
9.8
1945
27.2
22.1
1946
16.7
13.7
1947
23.7
19.6
1948
21.2
16.1
1949
14.9
13.3
1950
21.5
18.2
1951
19.4
16.2
1952
25.7
20.8
1953
18.0
15.4
1954
16.1
12.7
1955
18.3
15.4
1956
22.3
19.3
1957
14.1
11.8
1958
20.9
18.4
1959
18.0
13.3
1960
18.7
15.8
1961
16.1
14.5
1962
16.5
14.1
1963
11.0
9.7
1964
14.1
11.6
1965
11.3
9.0
1966
12.9
11.2
1967
15.9
13.7
1968
15.5
12.8
1969
13.9
12.0
1970
18.1
14.0
1971
19.1
17.0
1972
25.1
19.1
1973
20.7
17.1
1974
17.7
16.3
1975
23.8
18.6
1976
21.4
18.3
1977
21.0
17.4
1978
20.6
16.2
1979
24.2
20.5
1980
10.0
9.6
1981
14.3
10.5
1982
14.9
13.1
1983
22.9
17.8
1984
19.4
16.8
1985
17.1
14.7
1986
17.7
15.0
1987
17.1
14.9
1988
15.5
13.1
1989
17.1
14.9
1990
25.8
20.8
1991
12.0
11.0
1992
18.8
15.1
1993
22.3
18.4
1994
25.7
21.5
1995
15.6
12.7
1996
31.3
23.4
1997
12.1
11.0
1998
17.2
15.1
1999
13.0
11.4
2000
17.8
14.7
2001
11.1
9.5

 

 

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