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
2014-05-0113.9188500Moderatenone



Codes and description

C1|Crest information looks unreliable and incomplete and not used in frequency calculations. Some of the floods are based on current flood stage and nearby gage information.
C2|Crest information 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: 08:00 PM May 28, 2014