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Water-Year Summary for Site 04027500

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
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Available Parameters
00060 Discharge(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30

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USGS Water-Year Summary 2023
LOCATION - Lat 46°29'50", long 90°54'15" referenced to North American Datum of 1983, in NE 1/4 sec.6, T.46 N., R.4 W., Ashland County, WI, Hydrologic Unit 04010302, at downstream end of powerplant of Lake Superior District Power Co., 0.3 mi downstream from bridge on State Highway 112 over dam, and 4.5 mi south of Ashland city limits.
DRAINAGE AREA - 301 mi².
REVISIONS HISTORY - WDR WI-82-1: Drainage area. WDR WI-92-1: 1952-53(M), 1960(M), 1967(M), 1972(M), 1978(M), and 2000 maximum peak flow.
PERIOD OF RECORD - May 1948 to current year.

Water-stage recorder and crest-stage gage. Datum of gage is 660.52 ft NAVD88. Previous datum 660.11 until March 28, 2018 when orifice was moved. Prior to May 20, 1976, nonrecording gage at same site and datum.

REMARKS - Records are considered good, except for estimated daily discharges which are poor and other periods as noted below. For records prior to October 1, 2013, see remarks printed in the annual water-data reports. Diurnal fluctuation caused by hydroelectric plant at gage. Gage-height telemeter at station. 07/11/16 to 11/30/16: Poor. 12/1/2016 to 3/28/2018:Fair.