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Peak Streamflow for Texas

USGS 08473700 Rio Grande nr San Benito, TX and Ramirez, MX

Cameron County, Texas
Hydrologic Unit Code 12110208
Latitude  2602'00", Longitude  9743'40" NAD27
Drainage area 176,304  square miles
Contributing drainage area 176,304  square miles
Gage datum 0 feet above sea level NGVD29
Water
Year
Date Gage
Height
(feet)
Stream-
flow
(cfs)
1954 Apr. 11, 1954 50.15 8,0406
1955 Oct. 7, 1954 40.78 2,1406
1956 May 29, 1956 38.63 1,6306
1957 Apr. 30, 1957 46.85 5,7006
1958 May 16, 1958 44.48 3,0106
1959 Oct. 22, 1958 60.07 13,6006
1960 Apr. 20, 1960 43.87 3,4706
1961 Sep. 18, 1961 52.66 8,1506
1962 Oct. 30, 1961 42.60 3,4106
1963 Jun. 20, 1963 44.57 3,9406
1964 Oct. 29, 1963 44.71 4,0706
1965 May 20, 1965 47.34 5,7706
1966 Sep. 26, 1966 54.50 11,1006
1967 Sep. 29, 1967 61.05 25,0006
1968 Sep. 16, 1968 48.27 6,0606
Water
Year
Date Gage
Height
(feet)
Stream-
flow
(cfs)
1969 Feb. 24, 1969 39.80 2,2606
1970 Dec. 11, 1969 37.32 1,6106
1971 Sep. 25, 1971 58.66 16,4006
1972 Oct. 17, 1971 58.82 16,9006
1973 Jul. 4, 1973 59.59 17,1006
1974 Oct. 1, 1973 57.85 14,4006
1975 Aug. 11, 1975 56.46 13,3006
1976 Aug. 19, 1976 57.46 13,9006
1977 Oct. 4, 1976 54.81 11,3006
1978 Sep. 30, 1978 55.86 13,1006
1979 Oct. 7, 1978 56.55 13,7006
1980 Aug. 15, 1980 45.70 5,4406
1981 Jun. 30, 1981 55.51 12,8006
1982 Jun. 7, 1982 48.92 7,1006
1983 Feb. 27, 1983 53.74 13,0006
Peak Streamflow Qualification Codes.
  • 6 -- Discharge affected by Regulation or Diversion