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USGS Water-Year Summary 2024
02465005 BLACK WARRIOR RIVER BELOW OLIVER LOCK AND DAM AT TUSCALOOSA, AL
LOCATION - Lat 33°12'28", long 87°35'36" referenced to North American Datum of 1927, Tuscaloosa County, AL, Hydrologic Unit 03160112, on downstream side of Oliver Lock and Dam at Tuscaloosa, 0.4 mi upstream from Mill Creek, 1.0 mi downstream from Illinois Central Gulf Railroad bridge, and at mile 125.8.
DRAINAGE AREA - 4,821 mi².
REVISIONS HISTORY - WDR AL-84-1: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - August 1939 to current year (elevations only). October 1971 to current year in reports of Geological Survey. August 1939 to September 1971 in files of U.S. Army Corps of Engineers.
GAGE - Water-stage recorder. Datum of gage is at NGVD of 1929 (levels by U.S. Army Corps of Engineers). Records published prior to October 1, 1999 are at datum 82.30 ft above NGVD of 1929. April 19, 1944 to June 19, 1991, water-stage recorder 0.3 mi upstream on downstream side of "old" Oliver Lock and Dam at former datum. Prior to April 19, 1944, nonrecording gage at former site at former datum.
REMARKS - Record considered good
EXTREMES FOR PERIOD OF RECORD - (0700) Maximum elevation, 149.00 ft (NGVD of 1929), Feb. 22, 1961; minimum elevation, 92.30 ft(NGVD of 1929), many days in October and November 1953, September 1954 and 1955.
