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Pennsylvania Geological Survey

Pennsylvania Water Science Center

Estimates of Mean-Monthly & Annual Ground-Water Recharge

East Branch Brandywine Creek at Downingtown: 01480800

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Data Tables

Mean-Monthly Recharge From RORA Method, as Percent of Annual Recharge for Period of Record -- East Branch Brandywine Creek at Downingtown
OctNovDecJanFebMarAprMayJunJulAugSep
4.9
6.7
7.6
10.4
14.3
15.4
15.8
7.6
4.5
4.0
3.5
5.3


Annual Recharge, in inches -- East Branch Brandywine Creek at Downingtown
YearRecharge From RORABase Flow from PART
1959
10.3
8.7
1960
14.0
13.2
1961
14.9
13.3
1962
9.7
8.7
1963
7.0
6.1
1964
11.1
9.8
1965
7.5
7.1
1966
8.4
6.6
1967
11.2
10.5

 

 

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Page Last Modified: Friday, 04-Jan-2013 11:32:24 EST