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Peak Streamflow for Pennsylvania
Over the next year, the USGS Pennsylvania Water Science Center will be updating the geodetic vertical elevation (gage datum) for many locations. Click HERE for additional information including a current list of streamgages with upcoming datum changes. This update in gage datum does not affect the location of the streamgage, nor the observed local gage height or discharge recorded at the streamgage.
Table |
Graph |
Tab-separated file |
peakfq (watstore) format |
Reselect output format |
Water Year |
Date | Gage Height (feet) |
Stream- flow (cfs) |
---|---|---|---|
1841 | 1841-01-08 | 250,0002,7 | |
1904 | 1903-10-10 | 35.90 | 275,0007 |
1907 | 1907-01-01 | 14.40 | 61,000 |
1908 | 1907-12-11 | 22.50 | 120,000 |
1909 | 1909-02-21 | 19.90 | 102,000 |
1910 | 1910-03-01 | 20.80 | 109,000 |
1911 | 1911-03-28 | 16.00 | 72,600 |
1912 | 1912-03-17 | 18.20 | 89,000 |
1913 | 1913-03-28 | 25.00 | 144,000 |
1914 | 1914-03-29 | 23.40 | 130,000 |
1915 | 1915-02-26 | 17.60 | 86,100 |
1916 | 1916-04-03 | 19.30 | 97,700 |
1917 | 1917-03-28 | 18.10 | 88,400 |
1918 | 1917-10-31 | 18.40 | 90,700 |
1919 | 1919-03-11 | 11.10 | 38,700 |
1920 | 1920-03-14 | 22.10 | 120,000 |
1921 | 1921-03-10 | 21.00 | 111,000 |
1922 | 1921-11-29 | 20.40 | 106,000 |
1923 | 1923-03-24 | 17.80 | 86,100 |
1924 | 1924-04-08 | 23.10 | 122,000 |
1925 | 1924-10-01 | 24.20 | 132,000 |
1926 | 1926-04-10 | 13.05 | 47,100 |
1927 | 1926-11-17 | 22.60 | 118,000 |
1928 | 1927-10-20 | 21.30 | 107,000 |
1929 | 1929-03-16 | 18.30 | 83,100 |
1930 | 1930-03-09 | 12.40 | 43,300 |
1931 | 1931-03-30 | 14.40 | 57,000 |
1932 | 1932-04-02 | 15.76 | 66,600 |
1933 | 1933-08-25 | 25.00 | 141,000 |
1934 | 1934-03-06 | 18.20 | 84,100 |
1935 | 1935-07-10 | 23.20 | 125,000 |
1936 | 1936-03-19 | 32.45 | 237,000 |
1937 | 1937-02-23 | 16.50 | 72,500 |
1938 | 1938-09-23 | 23.00 | 123,000 |
1939 | 1938-12-07 | 20.05 | 98,800 |
1940 | 1940-04-01 | 26.47 | 154,000 |
1941 | 1941-04-07 | 13.92 | 55,000 |
1942 | 1942-05-24 | 27.50 | 164,000 |
1943 | 1942-12-31 | 22.88 | 123,000 |
1944 | 1943-11-10 | 17.58 | 80,300 |
1945 | 1945-07-20 | 18.10 | 84,200 |
1946 | 1946-05-29 | 18.25 | 81,600 |
1947 | 1947-04-06 | 20.05 | 95,100 |
1948 | 1948-03-23 | 23.28 | 121,000 |
1949 | 1948-12-31 | 24.50 | 132,000 |
1950 | 1950-04-06 | 18.04 | 80,100 |
1951 | 1951-04-01 | 24.03 | 128,000 |
1952 | 1952-07-11 | 20.40 | 97,800 |
1953 | 1952-12-12 | 25.40 | 140,000 |
1954 | 1953-12-08 | 12.80 | 46,8005 |
1955 | 1955-08-19 | 38.85 | 340,0005 |
1956 | 1955-10-16 | 23.80 | 133,0005 |
1957 | 1957-04-07 | 17.42 | 76,9005 |
1958 | 1957-12-22 | 21.28 | 109,0005 |
1959 | 1959-01-23 | 19.60 | 94,4005 |
1960 | 1960-04-05 | 22.60 | 121,0005 |
1961 | 1961-02-27 | 20.27 | 101,0005 |
1962 | 1962-04-02 | 15.94 | 66,6005 |
1963 | 1963-03-28 | 18.88 | 88,0005 |
1964 | 1964-03-11 | 18.16 | 82,3005 |
1965 | 1965-02-10 | 11.78 | 41,1005 |
1966 | 1966-03-07 | 10.41 | 33,8005 |
1967 | 1967-03-30 | 12.24 | 43,6005 |
1968 | 1968-05-31 | 15.12 | 61,3005 |
1969 | 1969-07-29 | 17.55 | 77,8005 |
1970 | 1970-04-03 | 20.06 | 98,6005 |
1971 | 1971-03-17 | 11.83 | 41,4005 |
1972 | 1972-06-23 | 20.19 | 100,0005 |
1973 | 1973-06-30 | 24.36 | 139,0005 |
1974 | 1973-12-22 | 22.55 | 118,0005 |
1975 | 1975-02-25 | 19.45 | 92,6005 |
1976 | 1976-01-28 | 21.62 | 110,0005 |
1977 | 1977-03-14 | 22.16 | 117,0005 |
1978 | 1978-01-10 | 19.62 | 94,4005 |
1979 | 1979-01-25 | 20.93 | 106,0005 |
1980 | 1980-03-22 | 19.89 | 97,0005 |
1981 | 1981-02-12 | 18.05 | 80,4005 |
1982 | 1982-04-05 | 13.64 | 52,0005 |
1983 | 1983-04-17 | 24.17 | 137,0005 |
1984 | 1984-05-30 | 24.46 | 140,0005 |
1985 | 1985-09-28 | 18.19 | 82,6005 |
1986 | 1986-03-16 | 25.16 | 147,0005 |
1987 | 1987-04-06 | 19.18 | 90,9005 |
1988 | 1988-03-27 | 11.50 | 39,6005 |
1989 | 1989-05-07 | 18.72 | 87,0005 |
1990 | 1989-10-21 | 17.62 | 78,3005 |
1991 | 1990-11-12 | 15.88 | 66,2005 |
1992 | 1991-11-24 | 10.59 | 34,8005 |
1993 | 1993-04-02 | 21.66 | 113,0005 |
1994 | 1994-04-15 | 17.66 | 78,6005 |
1995 | 1995-03-10 | 12.25 | 43,7005 |
1996 | 1996-01-20 | 28.72 | 187,0005 |
1997 | 1996-12-03 | 20.53 | 103,0005 |
1998 | 1998-05-12 | 15.41 | 63,1005 |
1999 | 1999-01-25 | 15.62 | 64,5005 |
2000 | 2000-02-29 | 14.79 | 59,2005 |
2001 | 2000-12-18 | 17.84 | 79,8005 |
2002 | 2002-05-15 | 11.80 | 41,2005 |
2003 | 2003-03-22 | 18.20 | 82,6005 |
2004 | 2004-09-19 | 30.95 | 216,0005 |
2005 | 2005-04-04 | 34.07 | 262,0005 |
2006 | 2006-06-29 | 33.625 | 254,0005 |
2007 | 2007-04-17 | 21.56 | 112,0005 |
2008 | 2008-03-10 | 20.90 | 106,0005 |
2009 | 2008-12-13 | 18.65 | 86,4005 |
2010 | 2010-03-15 | 16.15 | 68,0005 |
2011 | 2011-09-09 | 28.06 | 175,0005 |
2012 | 2011-12-09 | 15.07 | 61,6005 |
2013 | 2012-12-22 | 14.96 | 60,8005 |
2014 | 2014-05-01 | 15.66 | 65,5005 |
2015 | 2015-07-01 | 12.28 | 44,0005 |
2016 | 2016-02-26 | 16.42 | 70,7005 |
2017 | 2017-04-08 | 16.25 | 69,5005 |
2018 | 2018-02-26 | 14.16 | 55,6002,5 |
2019 | 2019-01-25 | 15.76 | 66,2005 |
2020 | 2020-08-05 | 16.33 | 70,1005 |
2021 | 2021-09-02 | 24.92 | 141,0005 |
2022 | 2022-04-09 | 22.55 | 119,0005 |
2023 | 2023-05-02 | 16.13 | 68,7005 |