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Planned maintenance periodStart: Thursday, November 18th, at 09:00am CST
If there are concerns please contact via these emails:Michigan: gs-w-mi_NWISWeb_Maintainer@usgs.gov
NOTE: During winter months, stage and discharge may be significantly affected by backwater from ice, resulting in incorrect discharge data. Consequently, discharge data may not be displayed during periods of ice effect. Click here for more information.
LOCATION.--Lat 42°51'24", long 88°19'40", in NE 1/4 NE 1/4 sec.35, T.5 N., R.18 E., Waukesha County, 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 square miles.
PERIOD OF RECORD.--July 1973 to present.
REVISED RECORDS.--WDR WI-79-1: Drainage area.
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 778.99 ft above sea level (Southeastern Wisconsin Regional Planning Commission bench mark). Prior to Oct. 19, 1981, at datum 0.85 ft higher.
REMARKS.--Discharge affected by manipulation of gates at dams 800 ft and 11.4 mi upstream. Gage- height telemeter at station.
OPERATED IN COOPERATION WITH:
The precipitation data for this station are temporary and will only be displayed for 120 days. Rainfall instrumentation may not be calibrated, and other quality assurance measures may not be performed that would make the data acceptable for archival, retrieval, or future use in general scientific or interpretive studies.
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