Schuylkill River at Philadelphia, Philadelphia County PA (PADP1)
Gage Location: Philadelphia County, PennsylvaniaSite Location: Philadelphia County, Pennsylvania
Latitude: 39.968Longitude: -75.189Elevation: 5.74 ft. MSLDrainage Area: 1893 Sq. Mi.
Minor Stage: 11 ft. Moderate Stage: 13 ft.Major Stage: 15.5 ft.
First Flood: 1769-09-08Last Flood: 2014-05-01 Crest: 13.91 ft.Datum change: 1931-10-01Number of Floods: 65

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Date of FloodCrest(ft)Streamflow(cfs)CategoryCode
1769-09-08-9999-9999MissingC1
1775-09-03-9999-9999MissingC1
1846-10-13-9999-9999MissingC1
1869-10-0417135000MajorC1 F1
1878-10-24-9999-9999MissingC1
1882-09-24-9999-9999MissingC1
1902-03-0114.898000ModerateC1 F1
1933-08-2414.796200Moderatenone
1934-09-3011.344800Minornone
1935-07-0914.182000Moderatenone
1936-01-0311.749600Minornone
1936-03-1211.6248400Minornone
1939-02-0311.0842400Minornone
1940-03-0411.2343600Minornone
1940-03-1511.7249600Minornone
1942-05-2412.4461400Minornone
1942-08-0913.171500Moderatenone
1942-12-3011.3647800Minornone
1943-11-0911.1945200Minornone
1945-01-0111.0643900Minornone
1945-09-1911.9254400Minornone
1946-06-0214.5794600Moderatenone
1948-12-301254400Minornone
1950-11-2514.3289800Moderatenone
1952-04-2811.9253000Minornone
1952-11-2212.4160300Minornone
1952-12-1111.750200Minornone
1955-08-1311.2544200Minornone
1955-08-1914.3290100Moderatenone
1960-09-1211.5851200Minornone
1967-03-0711.3147500Minornone
1970-04-0211.1145100MinorF2
1971-08-2811.2643900MinorF2
1971-09-1313.2870300ModerateF2
1972-06-2314.65103000ModerateF2
1973-06-2911.4350700MinorF2
1973-12-2111.4751300MinorF2
1976-01-2812.1361000MinorF2
1978-01-2612.3364000MinorF2
1979-01-2512.9774100MinorF2
1979-02-2611.5452300MinorF2
1983-04-1611.4250400MinorF2
1983-12-1311.0645500MinorF2
1984-05-3011.4250400MinorF2
1984-07-0712.3163400MinorF2
1993-12-0512.4162000MinorF2
1995-03-0911.2345100MinorF2
1996-01-1913.3679000ModerateF2
1996-10-1911.8654000MinorF2
1996-12-1411.3947200MinorF2
1999-09-1714.192500ModerateF2
2000-03-2211.0442700MinorF2
2003-06-2111.4352500MinorF2
2004-09-1811.3351100MinorF2
2004-09-2911.8658500MinorF2
2005-04-0311.7456800MinorF2
2005-10-0912.0761500MinorF2
2006-06-2812.5168100MinorF2
2007-04-1511.3451200MinorF2
2010-10-0113.0576300moderateF2
2011-03-1111.0347100MinorF2
2011-08-2813.5683900ModerateF2
2011-09-0712.0160600MinorF2
2011-09-0812.5268200MinorF2
2014-05-0113.9188500ModerateF2



Codes and description

C1|Crest information during this period may be incomplete and therefore was not used in frequency calculations. Some of the floods are based on current flood stage and nearby gage information.
C2|Crest information during this period looks reliable despite potential problems. This data was used in frequency calculations.
C3|Crest height estimated by the USGS.
C4|Crest height is from the National Weather Service.
C5|Crest height affected by backwater.
C6|Crest occurred at a previous flood stage that is lower than the current flood stage. The crests below the new flood stage are not used in flood frequency calculations.
C7|Crest from USGS yearly peak and/or date is different than the crest we provide. In many cases MARFC uses crest based on backwater or ice effects.
C8|Crest month or day of occurrence has been estimated by The Middle Atlantic River Forecast Center usually based on nearby gage information.
C9|Crest date (day) in the month is unknown.
F1|Flow is an estimate.
F2|Flow affected by regulation or diversion and in some cases to an unknown degree.
F3|Flow effected by snow-melt, ice jam or debris jam break up.
F4|Flow affected by dam failure.
F5|Flow - All or part of the record affected by urbanization, mining, agricultural changes, channelization or other factors.
G1|Gage height at a different site and/or datum.
G2|Gage is not an official USGS gage with crests provided by the NWS. Crest information looks unreliable and incomplete and not used in flood frequency calculations.
G3|Gage datum changed during this year.
none,No code; Good Data

Updated: 07:31 AM Dec 19, 2014