USGS Water-Year Summary 2021
02473000 LEAF RIVER AT HATTIESBURG, MS
LOCATION - Lat 31°20'35", long 89°16'49" referenced to North American Datum of 1983, in SW 1/4 NW 1/4 sec.02, T.4 N., R.13 W., Forrest County, MS, Hydrologic Unit 03170005, St. Stephens Meridian, on right downstream abutment of bridge on U.S. Highway 11, at eastern city limits of Hattiesburg, 150 ft downstream from Bouie Creek, 3,200 ft upstream from New Orleans and Northeastern Railroad bridge, and at mile 71.8.
DRAINAGE AREA - 1,748 mi².
PERIOD OF RECORD - September 1938 to current year. Daily mean gage heights, published since January 1972. Gage height records collected in the same vicinity since 1904 are contained in reports of National Weather Service.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 118.23 ft above NGVD of 1929 (levels by U. S. Army Corps of Engineers). Prior to Jan. 15, 1939, nonrecording gage at same site and datum. Jan. 15, 1939 to Apr. 14, 1981, recording gage in concrete house on left bank 450 ft downstream from U.S. Highway 11.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood in April 1900 reached a stage of about 33.6 ft from reports of National Weather Service.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 121,000 cfs, Apr. 15, 1974, gage height 34.03 feet.
PERIOD OF RECORD -
SPECIFIC CONDUCTANCE: March 1, 1965 to March 31, 1965.
WATER TEMPERATURE: October 1964 to July 1965.