USGS Water-Year Summary 2021
02474560 LEAF RIVER NEAR NEW AUGUSTA, MS
LOCATION - Lat 31°13'18", long 89°03'11" referenced to North American Datum of 1983, in NE 1/4 SW 1/4 sec.13, T.3 N., R.11 W., Perry County, MS, Hydrologic Unit 03170005, St. Stephens Meridian, on left bank at downstream abutment of bridge on State Highway 29, 4.2 mi downstream from Tallahala Creek and 1.4 mi north of courthouse in New Augusta, and at mile 43.6.
DRAINAGE AREA - 2,542 mi².
PERIOD OF RECORD - December 1983 to current year. Daily mean gage heights published since December 1983.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 72.00 ft above NGVD of 1929.
EXTREMES OUTSIDE PERIOD OF RECORD - Floods of February 1961 and April 1974 reached stage of 35.3 ft, discharge, 112,000 ft³/s.
PERIOD OF RECORD - March 2011 to present.
PERIOD OF DAILY RECORD - Water temperature: March 2011 to present.
INSTRUMENTATION - Water-quality monitor since March 2011.
EXTREMES FOR PERIOD OF DAILY RECORD - Water Temperature: Maximum recorded, 34.9 °C, August 4, 2011, but may have been higher during periods of instrument malfunction; minimum recorded, 7.4 °C, January 19,20, 2013, but may have been lower during periods of instrument malfunction.