USGS Water-Year Summary 2024
07282000 YALOBUSHA RIVER AND TOPASHAW CREEK CANAL AT CALHOUN CITY, MS
LOCATION - Lat 33°50'19", long 89°18'56" referenced to North American Datum of 1983, in SE 1/4 SE 1/4 sec.23, T.23 N., R.9 E., Calhoun County, MS, Hydrologic Unit 08030205, Choctaw Meridian, at downstream side of bridge on State Highway 9, 0.8 mi upstream from Topashaw Creek, 1.2 mi south of Calhoun City, 1.5 mi upstream from old channel, and 4.8 mi upstream from Topashaw Creek Canal. Records include flow in Topashaw Creek Canal and all supplemental channels.
DRAINAGE AREA - 295 mi². combined drainage area of all channels.
SURFACE-WATER RECORDS
PERIOD OF RECORD -
Daily Discharge, cubic feet per second -- COMBINED FINAL: Oct 01, 1950 to Sep 18, 2012.
Daily Gage height, feet: Aug 13, 1988 to current.
GAGE - Water Stage Recorder: A DCP with GOES transmitter and 15-minute scan interval. Datum of Gage is 225.94 ft above NAVD of 1988 (Reference Frame NAD_83 (2011) (EPOCH:2010.0000) GEOID18). Prior to October 06, 2023 the datum of gage was 226.06 NGVD of 1929.
COOPERATION - Mississippi Department of Transportation. The Army Corps of Engineers (Vicksburg District) provided cooperation for historic continuous discharge and sediment record.
EXTREMES FOR PERIOD OF RECORD -
Maximum combined discharge = 50,800 cfs on Dec 26, 1982
Maximum stage from HWM at older downstream site = 25.74 feet on Dec 26, 1982
Maximum reported stage = 24.34, current gage datum on May 27, 1991
Minimum reported stage = 5.19 feet on Oct 07, 1990
WATER-QUALITY RECORDS
PERIOD OF RECORD -
Daily Suspended sediment concentration, milligrams per liter -- COMBINED FINAL: Oct 01, 1996 to Jan 07, 1998.
Daily Suspended sediment discharge, short tons per day -- COMBINED FINAL: Oct 01, 1996 to Jan 07, 1998.