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Pennsylvania Geological Survey

Pennsylvania Water Science Center

Estimates of Mean-Monthly & Annual Ground-Water Recharge

Tacony Creek at County Line Philadelphia: 01467086

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Data Tables

Mean-Monthly Recharge From RORA Method, as Percent of Annual Recharge for Period of Record -- Tacony Creek at County Line Philadelphia
OctNovDecJanFebMarAprMayJunJulAugSep
6.4
7.7
9.8
9.7
9.8
14.1
11.7
8.1
5.8
6.9
4.5
5.5


Annual Recharge, in inches -- Tacony Creek at County Line Philadelphia
YearRecharge From RORABase Flow from PART
1966
8.9
7.5
1967
16.8
14.5
1968
11.7
11.5
1969
11.0
9.3
1970
10.4
9.9
1971
17.2
14.1
1972
16.8
14.4
1973
15.0
14.1
1974
12.7
12.4
1975
18.7
16.5
1976
11.9
11.2
1977
12.1
9.5
1978
16.6
16.1
1979
19.6
17.4
1980
10.9
10.3
1981
9.6
8.0
1982
14.0
12.8
1983
19.9
17.1
1984
14.6
14.3
1985
7.8
7.2

 

 

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