USGS Water-Year Summary 2021
03336000 WABASH RIVER AT COVINGTON, IN
LOCATION - Lat 40°08'24", long 87°24'24" referenced to North American Datum of 1927, in NE 1/4 NW 1/4 sec.35, T.20 N., R.9 W., Warren County, IN, Hydrologic Unit 05120108, on right approach to old U.S. Highway 136 bridge at Covington, 2.9 mi downstream from Oppossum Run, 3.6 mi upstream from Spring Creek, and at mile 271.1.
DRAINAGE AREA - 8,218 mi². drainage area derived from the "Drainage Areas of Indiana Streams" publication
- WDR IN-73-1: Drainage area.
PERIOD OF RECORD - October 1939 to current year. Gage-height records collected at site 0.4 mi downstream January 1927 to December 1930, and at present site since January 1931 are contained in reports of National Weather Service.
GAGE - Water-stage recorder. Datum of gage is 473.69 feet above the North American Vertical Datum of 1988. Formerly 473.97 ft above National Geodetic Vertical Datum of 1929.
Prior to Oct. 1, 1979, nonrecording gage on old bridge at same datum.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood in March 1913 reached a stage of 35.1 ft, from floodmark determined by National Weather Service, discharge, 200,000 ft³/s.