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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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USGS Water-Year Summary 2024
07349000 Bayou Dorcheat near Minden, LA
LOCATION - Lat 32°35'50.8", long 93°19'54.7" referenced to North American Datum of 1927, in NE 1/4 NW 1/4 sec.31, T.19 N., R.9 W., Webster Parish, LA, Hydrologic Unit 11140203, on center downstream span of bridge on U.S. Highway 80, 0.7 mi upstream from Louisiana and Arkansas Railway Co. bridge, 3.0 mi west of Minden, and 28 mi upstream from Lake Bistineau dam.
DRAINAGE AREA - 1,097 mi².
REVISIONS HISTORY - WSP 1211: Drainage area. WSP 1241: 1941.
SURFACE-WATER RECORDS
PERIOD OF RECORD - July 1928 to September 1931, October 1936 to September 1979. October 1979 to current year (annual maximum and gage heights
only). Monthly discharge only for some periods, published in WSP 1311.
GAGE - Water-stage recorder. Datum of gage is 133.75 ft above NGVD of 1929 (levels by Corps of Engineers). Prior to Mar. 1, 1940, nonrecording gage at
same site and datum. July 29, 1953, to Sept. 30, 1979, supplementary water-stage recorder 4.6 mi upstream from base gage at different datum.
REMARKS - Gage heights affected by Lake Bistineau.
AVERAGE DISCHARGE FOR PERIOD OF RECORD - 46 years (water years 1929-31, 1937-79), 1,111 ft³/s, 13.75 in/yr, 804,900 acre-ft/yr.
