Peak Streamflow for Texas

USGS 08061500 E Fk Trinity Rv nr Rockwall, TX

Rockwall County, Texas
Hydrologic Unit Code 12030106
Latitude 32°55'25", Longitude 96°30'20" NAD27
Drainage area 840 square miles
Contributing drainage area 840 square miles
Gage datum 404.32 feet above sea level NGVD29

Water Year	Date	Gage Height (feet)	Stream- flow (cfs)
1924	Apr. 27, 1924	15.80	8,850
1925	May 12, 1925	13.67	2,970
1926	Jul. 14, 1926	18.98	23,000
1927	Jul. 15, 1927	17.25	14,900
1928	Apr. 6, 1928	17.45	15,800
1929	May 14, 1929	19.40	23,000
1930	May 20, 1930	15.04	6,030
1931	Mar. 2, 1931	14.20	3,590
1932	Jan. 23, 1932	20.90	42,300
1933	Mar. 7, 1933	16.80	12,700
1934	Mar. 4, 1934	15.70	8,000
1935	Jun. 16, 1935	23.39	64,800
1936	Dec. 9, 1935	15.20	6,300
1937	Jan. 16, 1937	15.70	8,100
1938	Feb. 18, 1938	22.60	57,600
1939	Apr. 17, 1939	18.45	26,000
1940	Apr. 7, 1940	19.60	31,800
1941	Jun. 11, 1941	21.00	43,200

Water Year	Date	Gage Height (feet)	Stream- flow (cfs)
1942	Apr. 20, 1942	24.82	46,000²
1943	Mar. 26, 1943	15.03	17,500
1944	May 3, 1944	18.95	28,500
1945	Feb. 22, 1945	20.80	42,800
1946	May 31, 1946	20.90	43,600
1947	Dec. 12, 1946	19.90	35,300
1948	May 12, 1948	17.30	20,400
1949	Feb. 25, 1949	17.30	20,400
1950	May 3, 1950	19.80	34,500
1951	Jun. 5, 1951	17.10	16,500
1952	Apr. 24, 1952	14.18	7,050
1953	Apr. 30, 1953	18.40	24,200
1954	Apr. 12, 1954	11.00	2,560⁶
1955	Feb. 20, 1955	6.12	322⁶
1956	May 1, 1956	13.00	5,000⁶
1957	May 26, 1957	20.80	44,000⁶
1958	May 14, 1958	13.36	6,600⁶
1959	Jul. 21, 1959	9.64	1,300⁶
1960	Dec. 16, 1959	11.18	2,560⁶

Peak Streamflow Qualification Codes.

2 -- Discharge is an Estimate
6 -- Discharge affected by Regulation or Diversion