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Peak Streamflow for the Nation

USGS 50038100 RIO GRANDE DE MANATI AT HWY 2 NR MANATI, PR

Manati Municipio, Puerto Rico
Hydrologic Unit Code 21010002
Latitude  18°25'51.49", Longitude  66°31'36.69" NAD27
Drainage area 203  square miles
Contributing drainage area 165  square miles
Gage datum 14 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)
1928 1928-09-13 36.603,5 148,0007
1932 1932-09-27 36.303,5 134,0007
1945 1945-08-04 34.303,5 68,0007
1959 1959-05-03 32.30 76,000
1960 1960-09-06 31.90 62,000
1961 1961-08-27 31.60 53,000
1962 1962-05-20 28.95 15,800
1963 1963-05-17 27.77 11,300
1965 1964-10-15 25.62 5,000
1966 1965-12-11 32.17 70,800
1968 1967-10-24 25.62 6,000
1969 1968-11-28 29.20 17,000
1970 1969-11-09 32.853 68,1002
1971 1970-10-09 33.30 81,800
1972 1972-03-30 25.74 6,610
1973 1973-04-21 26.05 7,100
1974 1973-10-16 18.11 1,700
1975 1975-09-16 29.99 21,400
1976 1976-04-30 24.97 5,470
1977 1976-10-15 25.97 6,960
1978 1978-04-10 27.85 11,600
1979 1979-08-31 31.18 34,500
1980 1980-05-28 28.21 12,100
1981 1981-05-06 27.85 11,100
1982 1981-12-13 30.91 31,000
1983 1983-04-21 30.84 30,200
1984 1984-09-11 27.36 8,550
1985 1985-05-18 33.54 90,000
1986 1985-10-07 33.79 97,200
1987 1987-04-12 31.40 37,600
1988 1987-11-27 31.75 43,000
1989 1989-09-18 31.82 44,200
1990 1989-10-23 30.89 30,800
1991 1990-10-17 28.92 15,500
1992 1992-05-24 28.61 13,600
1993 1993-04-29 30.84 30,200
1994 1993-11-16 15.09 1,260
1995 1995-09-16 31.42 37,900
1996 1996-09-10 36.39 198,0002,9,R
1997 1997-01-21 28.58 13,400
1998 1998-09-22 34.90 136,000
1999 1998-10-28 29.72 19,800
2000 1999-12-02 31.77 43,300
2001 2001-05-07 27.89 11,000
2002 2001-11-08 34.01 104,000
2003 2003-04-26 28.02 11,300
2004 2004-09-16 34.10 107,000
2005 2004-11-12 32.49 58,700
2006 2005-10-11 33.17 77,600
2007 2006-10-20 30.48 27,200
2008 2007-12-11 33.44 81,400
2009 2009-05-08 30.87 31,500
2010 2010-05-29 33.05 34,800
2011 2011-08-23 34.79 120,000
2012 2012-05-06 33.02 34,300
2013 2012-10-26 32.07 22,500
2014 2014-08-24 33.29 39,100
2015 2014-11-07 28.09 9,250
2016 2015-11-25 28.10 9,260
2017 2017-09-20 37.10 167,0002,9
2018 2017-10-09 28.32 10,100
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  Peak Gage-Height Qualification Codes.
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  Peak Streamflow Qualification Codes.