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Peak Streamflow for the Nation

USGS 08039100 Ayish Bayou nr San Augustine, TX

San Augustine County, Texas
Hydrologic Unit Code 12020005
Latitude  31°23'46", Longitude  94°09'03" NAD27
Drainage area 89.0  square miles
Contributing drainage area 89.0  square miles
Gage datum 190.22 feet above NGVD29
Output formats
Table
Graph
Tab-separated file
peakfq (watstore) format
Reselect output format
Water
Year		 Date Gage
Height
(feet)		 Stream-
flow
(cfs)
1958 1958-09-21 17.50 15,900
1959 1959-04-18 14.50 6,100
1960 1960-02-24 12.77 2,620
1961 1961-03-17 13.95 5,000
1962 1961-12-10 13.20 3,200
1963 1962-12-29 11.58 1,220
1964 1964-04-05 13.38 4,000
1965 1965-02-12 11.78 1,380
1966 1966-02-10 14.04 5,100
1967 1967-06-02 10.70 620
1968 1968-04-09 16.82 13,200
1969 1969-04-13 14.14 5,300
1970 1970-03-04 12.20 1,580
1971 1971-08-06 6.97 225
1972 1972-01-30 11.42 860
1973 1973-04-18 14.15 5,200
1974 1974-01-19 14.00 5,100
1975 1975-05-04 13.86 4,800
1976 1976-02-22 10.75 714
1977 1977-02-12 12.27 1,690
1978 1978-09-14 18.02 18,200
1979 1979-02-24 16.68 12,700
1980 1980-05-16 13.73 4,530
1981 1981-06-06 12.08 1,420
1982 1982-04-17 13.28 3,630
1983 1983-05-20 13.29 3,650
1984 1983-12-10 15.16 7,750
1985 1985-02-11 12.83 2,760
1986 1985-11-26 12.96 2,990
1987 1986-11-25 15.09 7,560
1988 1988-04-02 12.96 2,990
1989 1989-05-18 16.59 12,400
1990 1990-06-01 14.04 4,970
1991 1991-04-18 15.15 7,460
1992 1992-02-25 13.05 2,970
1993 1993-01-20 12.55 2,320
1994 1994-02-23 13.70 4,470
1995 1995-03-07 16.04 10,400
1996 1995-12-19 12.06 1,560
1997 1997-02-13 14.02 5,140
1998 1998-01-07 14.70 6,580
1999 1998-11-15 12.68 1,980
2000 2000-05-10 12.44 2,170
2001 2001-02-28 13.17 3,380
2002 2001-12-12 14.32 5,740
2003 2002-11-05 13.18 3,400
2004 2004-03-01 13.08 3,210
2005 2005-02-07 13.78 4,630
2006 2006-02-02 13.38 3,810
2007 2007-01-14 15.34 8,260
2008 2008-03-30 21.14 42,100
2009 2009-03-14 12.58 1,800
2010 2009-12-24 14.09 4,720
2011 2011-01-31 6.37 4354
2012 2012-09-30 14.47 5,680
2013 2013-01-10 11.41 690
2014 2013-10-31 14.16 4,890
2015 2015-05-19 13.79 4,040
2016 2016-03-09 15.93 11,100
2017 2017-08-30 17.49 15,7009
2018 2018-03-29 14.56 6,050
2019 2018-12-08 15.74 9,010
2020 2020-04-20 14.37 4,960
2021 2021-05-10 17.01 13,400
2022 2022-03-23 12.93 3,000
2023 2023-01-03 13.24 3,770
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  Peak Streamflow Qualification Codes.