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Peak Streamflow for the Nation

USGS 01474500 Schuylkill River at Philadelphia, PA

Philadelphia County, Pennsylvania
Hydrologic Unit Code 02040203
Latitude  39°58'04", Longitude  75°11'20" NAD27
Drainage area 1,893  square miles
Gage datum 4.54 feet above NAVD88
Output formats
Table
Graph
Tab-separated file
peakfq (watstore) format
Reselect output format
Water
Year		 Date Gage
Height
(feet)		 Stream-
flow
(cfs)
1870 1869-10-04 17.00 135,0002,7
1902 1902-03-01 14.80 98,0002,7
1932 1932-03-28 10.27 33,300
1933 1933-08-24 14.70 96,200
1934 1934-09-30 11.30 44,800
1935 1935-07-09 14.10 82,000
1936 1936-01-03 11.70 49,600
1937 1936-12-20 8.60 17,100
1938 1938-09-21 10.66 37,700
1939 1939-02-03 11.08 42,400
1940 1940-03-15 11.72 49,600
1941 1940-11-15 9.22 22,300
1942 1942-08-09 13.10 71,500
1943 1942-12-30 11.36 47,800
1944 1943-11-09 11.19 45,200
1945 1945-09-19 11.92 54,400
1946 1946-06-02 14.57 94,600
1947 1947-05-26 8.63 17,900
1948 1948-05-13 10.18 31,500
1949 1948-12-30 12.00 54,400
1950 1950-03-23 10.12 31,000
1951 1950-11-25 14.32 89,800
1952 1952-04-28 11.92 53,000
1953 1952-11-22 12.41 60,300
1954 1953-12-14 9.36 23,600
1955 1955-08-19 14.32 90,100
1956 1955-10-15 10.12 33,500
1957 1957-04-06 9.95 32,400
1958 1958-02-28 10.07 33,500
1959 1959-01-22 8.35 16,400
1960 1960-09-12 11.58 51,200
1961 1961-02-26 8.99 22,200
1962 1962-03-12 9.58 28,200
1963 1963-03-06 9.33 25,200
1964 1964-01-09 9.00 22,200
1965 1965-02-08 9.74 29,600
1966 1966-02-14 9.80 30,200
1967 1967-03-07 11.31 47,500
1968 1968-06-12 9.69 29,100
1969 1969-07-29 10.53 38,200
1970 1970-04-02 11.11 45,100
1971 1971-09-13 13.28 70,300
1972 1972-06-23 14.65 103,000
1973 1973-06-29 11.43 50,700
1974 1973-12-21 11.47 51,300
1975 1975-07-14 10.65 40,400
1976 1976-01-28 12.13 61,000
1977 1977-03-23 10.55 39,200
1978 1978-01-26 12.33 64,000
1979 1979-01-25 12.97 74,1005
1980 1980-03-21 9.76 30,2005
1981 1981-02-24 8.32 16,2005
1982 1982-06-17 10.23 34,8005
1983 1983-04-16 11.42 50,4005
1984 1984-07-07 12.31 63,4005
1985 1985-09-27 10.69 40,6005
1986 1986-01-26 8.99 21,2005
1987 1987-09-09 10.02 32,4005
1988 1988-05-20 9.78 29,6005
1989 1989-05-07 10.18 34,7005
1990 1990-05-30 10.84 40,3005
1991 1990-12-05 8.48 16,1002,5
1992 1992-03-28 8.36 15,1002,5
1993 1993-03-24 9.87 29,2005
1994 1993-12-05 12.41 62,0005
1995 1995-03-09 11.23 45,1005
1996 1996-01-19 13.36 79,0005
1997 1996-10-19 11.86 54,0005
1998 1998-01-24 8.81 19,7005
1999 1999-09-17 14.10 92,5005
2000 2000-03-22 11.04 42,7005
2001 2000-12-17 10.68 38,3005
2002 2002-05-14 9.75 28,4005
2003 2003-06-21 11.43 52,5005
2004 2004-09-29 11.86 58,5005
2005 2005-04-03 11.74 56,8005
2006 2006-06-28 12.51 68,1005
2007 2007-04-15 11.34 51,2005
2008 2008-02-13 10.24 37,1005
2009 2008-12-12 10.89 45,3005
2010 2010-03-14 10.64 42,0005
2011 2011-08-28 13.56 83,9005
2012 2011-11-23 10.75 43,4005
2013 2013-01-31 10.54 40,8005
2014 2014-05-01 13.91 85,3005
2015 2015-03-14 9.20 22,5005
2016 2016-02-25 10.54 38,2005
2017 2017-04-01 9.38 24,9005
2018 2018-08-14 10.99 43,5005
2019 2019-07-12 11.68 52,0005
2020 2020-08-04 13.38  
2021 2021-09-02 16.35  
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  Peak Streamflow Qualification Codes.