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Pennsylvania Geological Survey

Pennsylvania Water Science Center

Estimates of Mean-Monthly & Annual Ground-Water Recharge

Tohickon Creek near Pipersville: 01459500

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Data Tables

Mean-Monthly Recharge From RORA Method, as Percent of Annual Recharge for Period of Record -- Tohickon Creek near Pipersville
OctNovDecJanFebMarAprMayJunJulAugSep
3.0
8.9
11.6
10.9
16.5
20.7
12.0
6.7
2.4
2.3
2.8
2.1


Annual Recharge, in inches -- Tohickon Creek near Pipersville
YearRecharge From RORABase Flow from PART
1936
10.4
7.7
1937
7.5
5.7
1938
9.3
5.8
1939
7.4
5.7
1940
11.3
5.9
1941
6.0
4.7
1942
9.7
6.4
1943
7.4
6.1
1944
6.6
5.3
1945
10.6
7.9
1946
7.3
5.1
1947
7.5
5.8
1948
10.2
7.1
1949
6.7
5.5
1950
8.1
6.2
1951
10.7
7.8
1952
10.4
7.0
1953
9.8
7.1
1954
7.3
5.2
1955
6.7
5.5
1956
9.1
6.9
1957
6.3
4.8
1958
9.0
6.4
1959
6.8
4.6
1960
7.8
6.8
1961
7.9
6.7
1962
6.0
4.0
1963
5.7
4.4
1964
6.1
4.5
1965
3.9
3.2
1966
8.0
4.6
1967
11.1
8.6
1968
7.6
5.9
1969
7.5
5.5
1970
9.1
7.2
1971
12.4
9.2

 

 

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