USGS Water-Year Summary 2021
05484900 Raccoon River at Fleur Drive at Des Moines, IA
LOCATION - Lat 41°34'54", long 93°38'34" referenced to North American Datum of 1927, in SW 1/4 NW 1/4 NE 1/4 sec.08, T.78 N., R.24 W., Polk County, IA, Hydrologic Unit 07100006, attached to handrail 465 ft from right edge on downstream side of bridge on Fleur Drive (Southwest 18th Street) in Des Moines, 3.0 mi downstream from Walnut Creek, and 2.6 mi upstream from mouth.
DRAINAGE AREA - 3,625 mi².
PERIOD OF RECORD - Stage-only records from October 1995 to September 1996; discharge records from October 1996 to current year.
GAGE - Water-stage recorder. Datum of gage is 780.70 ft above National Geodetic Vertical Datum of 1929.
EXTREMES FOR PERIOD OF RECORD - Flood of July 11, 1993, reached a stage of 26.80 ft, discharge about 67,900 ft³/s, stage-only period of operation.