USGS Water-Year Summary 2021
05544200 MUKWONAGO RIVER AT MUKWONAGO, WI
LOCATION - Lat 42°51'24", long 88°19'40" referenced to North American Datum of 1983, in NE 1/4 NE 1/4 sec.35, T.5 N., R.18 E., Waukesha County, WI, Hydrologic Unit 07120006, on left bank 100 ft upstream from bridge on State Highway 83 in Mukwonago, 100 ft downstream from railroad bridge, and 800 ft downstream from dam.
DRAINAGE AREA - 74.1 mi².
- WDR WI-79-1: Drainage area.
PERIOD OF RECORD - June 1973 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 778.99 ft above NAVD of 1988 (Southeastern Wisconsin Regional Planning Commission bench mark). Prior to Oct. 19, 1981, at datum 0.85 ft higher.