USGS Water-Year Summary 2020
05484600 Raccoon River near West Des Moines, IA
LOCATION - Lat 41°31'54.2", long 93°46'54.3" referenced to North American Datum of 1927, in SE 1/4 NE 1/4 SW 1/4 sec.30, T.78 N., R.25 W., Polk County, IA, Hydrologic Unit 07100006, on right bank 0.4 mi upstream from bridge on Interstate 35 in West Des Moines, and 14.3 mi upstream from mouth.
DRAINAGE AREA - 3,500 mi².
PERIOD OF RECORD - Stage-only records from July 2000 to current year.
GAGE - Water-stage recorder. Datum of gage is 782.97 ft above National Geodetic Vertical Datum of 1929.