USGS - science for a changing world
Pennsylvania Geological Survey

Pennsylvania Water Science Center

Estimates of Mean-Monthly & Annual Ground-Water Recharge

Wissahickon Creek at Mouth Philadelphia: 01474000

Available Options
GraphsData TablesDetailed Station InformationLand Use MapGeology MapBack to county mapBack to state mapMain Page

Data Tables

Mean-Monthly Recharge From RORA Method, as Percent of Annual Recharge for Period of Record -- Wissahickon Creek at Mouth Philadelphia
OctNovDecJanFebMarAprMayJunJulAugSep
6.1
7.5
8.7
9.8
9.7
14.0
11.6
9.8
6.6
5.9
5.2
5.1


Annual Recharge, in inches -- Wissahickon Creek at Mouth Philadelphia
YearRecharge From RORABase Flow from PART
1966
9.1
7.3
1967
14.1
12.3
1968
11.7
10.2
1969
10.1
7.8
1970
13.1
12.0
1971
16.4
13.6
1972
19.5
16.5
1973
19.3
16.5
1974
15.5
14.5
1975
20.9
17.7
1976
11.7
10.3
1977
11.3
9.4
1978
15.9
14.0
1979
22.2
17.9
1980
14.2
12.8
1981
9.8
8.1
1982
12.7
11.2
1983
18.6
15.4
1984
16.4
14.3
1985
9.0
7.8
1986
14.8
12.5
1987
16.0
13.4
1988
13.5
11.5
1989
18.3
15.8
1990
15.6
12.9
1991
12.8
11.1
1992
10.8
9.0
1993
15.3
12.9
1994
16.0
14.5
1995
13.6
11.3
1996
23.3
19.5
1997
12.9
11.6
1998
13.7
11.6
1999
12.9
10.8
2000
15.9
14.3
2001
15.8
13.8

 

 

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo USA.gov logo U.S. Department of the Interior | U.S. Geological Survey
URL: http://pa.water.usgs.gov/recharge/station_text/01474000_text.html
Page Contact Information: Pennsylvania WSC Webmaster
Page Last Modified: Friday, 04-Jan-2013 11:32:19 EST