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Pennsylvania Geological Survey

Pennsylvania Water Science Center

Estimates of Mean-Monthly & Annual Ground-Water Recharge

Dilldown Creek near Long Pond: 01448500

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Data Tables

Mean-Monthly Recharge From RORA Method, as Percent of Annual Recharge for Period of Record -- Dilldown Creek near Long Pond
OctNovDecJanFebMarAprMayJunJulAugSep
6.7
11.4
10.3
8.5
8.8
19.1
12.2
9.9
3.3
3.0
2.8
4.1


Annual Recharge, in inches -- Dilldown Creek near Long Pond
YearRecharge From RORABase Flow from PART
1949
21.0
20.9
1950
26.7
24.4
1951
29.5
26.6
1952
35.6
32.5
1953
24.4
23.6
1954
19.1
17.0
1955
25.3
23.7
1956
24.5
22.3
1957
21.3
16.6
1958
22.7
25.9
1959
21.7
18.4
1960
25.2
25.3
1961
20.2
18.4
1962
16.6
15.7
1963
14.0
13.3
1964
16.8
15.5
1965
13.4
11.9
1966
15.2
14.1
1967
19.4
18.8
1968
18.8
17.7
1969
23.7
22.4
1970
21.7
20.7
1971
24.0
21.3
1972
33.6
28.3
1973
29.0
28.6
1974
21.1
21.8
1975
33.4
31.3
1976
25.7
24.8
1977
27.7
24.2
1978
22.3
23.0
1979
31.3
28.2
1980
12.6
13.1
1981
18.2
15.7
1982
20.3
18.9
1983
29.9
27.0
1984
20.6
20.5
1985
15.3
13.7
1986
23.7
20.7
1987
20.3
19.8
1988
16.9
16.6
1989
16.3
15.2
1990
33.3
27.8
1991
12.0
14.2
1992
25.1
20.9
1993
25.0
23.7
1994
29.9
29.3
1995
17.2
16.6

 

 

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