USGS Water-Year Summary 2019
08079700 Lake Alan Henry Reservoir near Justiceburg, TX
LOCATION - Lat 33°03'46", long 101°02'50" referenced to North American Datum of 1927, Garza County, TX, Hydrologic Unit 12050004, on left bank at left end of John T. Montford Lake Alan Henry Dam inside intake structure control room 14.6 river miles downstream of the Double Mountain Fork of the Brazos River stream gage, 0.5 mi west of Garza and Kent county line and 9.0 miles east of Justiceburg, TX.
DRAINAGE AREA - 1,617 mi² of which 1,222 mi² probably is noncontributing.
PERIOD OF RECORD - Oct. 1997 to Sept. 2003 (contents), Oct. 2003 to current year.
GAGE - Water-stage recorder. Datum of gage is 0.00 ft from Brazos River Authority benchmark (vertical control datum unknown). Satellite telemeter at station.
COOPERATION - Records of diversion may be obtained from the Brazos River Authority.
EXTREMES FOR PERIOD OF RECORD - Oct. 1997 to Sept. 2003: Maximum contents, 93,590 acre-ft, Sept. 12, 2003; minimum contents, 34,640 acre-ft, Mar. 16, 17, 1999; Oct. 1997 to current year: maximum elevation, 2,229.64 ft, July 5, 2010; minimum elevation, 2,180.91 ft, Mar. 16, 17, 1999.