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Peak Streamflow for the Nation

USGS 50064200 RIO GRANDE NR EL VERDE, PR

Rio Grande Municipio, Puerto Rico
Hydrologic Unit Code 21010005
Latitude  18°20'43.47", Longitude  65°50'31.14" NAD27
Drainage area 7.31  square miles
Gage datum 131 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)
1968 1968-07-15 8.10 8,840
1969 1969-05-21 9.39 12,200
1970 1969-11-09 9.90 13,700
1971 1970-11-09 10.00 14,000
1972 1972-09-03 5.87 4,240
1973 1973-09-05 10.27 5,590
1974 1974-08-30 8.85 4,000
1975 1975-09-16 15.50 17,400
1976 1975-12-10   5001
1977 1977-05-17 9.53 4,730
1978 1977-11-24 10.45 5,780
1979 1978-10-26 11.52 5,710
1980 1980-09-04 5.81 1,070
1981 1981-05-05 8.92 2,870
1982 1982-09-13 10.22 4,140
1991 1990-10-16 11.626 4,100
1992 1991-11-08 12.88 4,450
1993 1993-07-11 11.62 2,980
1994 1994-02-20 9.83 1,510
1995 1995-09-06 10.94 2,320
1996 1996-09-10 15.03 8,230
1997 1996-11-12 11.73 3,100
1998 1998-09-21 19.30 22,000
1999 1998-10-22 13.98 6,180
2000 1999-12-02 12.31 4,540
2001 2001-08-22 16.77 12,600
2002 2002-05-30 12.31 4,540
2003 2003-04-17 17.44 14,800
2004 2004-09-15 18.79 19,600
2005 2004-11-01 13.26 5,880
2006 2006-07-10 11.67 3,950
2007 2007-04-22 10.76 3,050
2008 2008-09-03 13.58 6,360
2009 2009-07-21 13.20 5,790
2010 2010-04-24 11.15 3,420
2011 2011-08-23 16.24 11,600
2012 2011-12-10 12.32 4,650
2013 2012-10-26 11.56 3,800
2014 2014-05-10 13.12 5,670
2015 2014-11-07 10.03 2,420
2016 2015-11-29 8.89 1,800
2017 2017-09-20 18.48 17,5009,R
2018 2017-10-16 8.61 1,360R
2019 2019-07-30 12.30 5,300
2020 2020-07-30 12.18 5,130
2021 2021-07-24 8.49 1,280
2022 2022-09-19 13.25 6,7309
2023 2022-10-27 11.42 4,120
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  Peak Gage-Height Qualification Codes.
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  Peak Streamflow Qualification Codes.