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Peak Streamflow for Texas

USGS 08460500 Rio Grande nr Zapata, TX

Zapata County, Texas
Hydrologic Unit Code 13080003
Latitude  2652'00", Longitude  9918'00" NAD27
Drainage area 163,344  square miles
Contributing drainage area 163,344  square miles
Gage datum 0 feet above sea level NGVD29
Water
Year
Date Gage
Height
(feet)
Stream-
flow
(cfs)
1932 Sep. 4, 1932   261,000
1933 Oct. 2, 1932   97,380
1934 Oct. 15, 1933   42,5706
1935 Jun. 17, 1935   161,0006
1936 May 9, 1936   75,0006
1937 Jun. 6, 1937   24,2006
1938 Jul. 27, 1938   105,0006
1939 May 6, 1939   33,2006
1940 Mar. 24, 1940   57,5006
1941 Sep. 21, 1941   57,9006
Water
Year
Date Gage
Height
(feet)
Stream-
flow
(cfs)
1942 Sep. 8, 1942   88,7006
1943 Jun. 6, 1943   36,4006
1944 Aug. 30, 1944   91,6006
1945 Oct. 5, 1944   26,6006
1946 Oct. 10, 1945   72,1006
1947 Oct. 9, 1946   61,5006
1948 Jun. 27, 1948   209,0006
1949 Apr. 25, 1949   94,1006
1950 May 28, 1950   50,9006
1951 Sep. 15, 1951   61,3006
1952 May 29, 1952   34,6006
Peak Streamflow Qualification Codes.
  • 6 -- Discharge affected by Regulation or Diversion