USGS Water-Year Summary 2021
05484650 Raccoon River at 63rd Street at Des Moines, IA
LOCATION - Lat 41°33'42", long 93°42'12" referenced to North American Datum of 1927, in NE 1/4 NE 1/4 SW 1/4 sec.14, T.78 N., R.25 W., Polk County, IA, Hydrologic Unit 07100006, on right bank 10 ft downstream from bridge on State Highway 28 in Des Moines, 2.9 mi upstream from Walnut Creek, and 8.6 mi upstream from mouth.
DRAINAGE AREA - 3,529 mi².
PERIOD OF RECORD - Stage-only records from October 1991 to September 1996; discharge records from October 1996 to current year.
GAGE - Water-stage recorder. Datum of gage is 773.91 ft above National Geodetic Vertical Datum of 1929.
EXTREMES FOR PERIOD OF RECORD - Flood of July 11, 1993, reached a stage of 40.77 ft, discharge about 66,000 ft³/s, stage-only period of operation. Flood of June 13, 2008, reached a stage of 41.31 ft, discharge 52,000 ft³/s.