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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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USGS Water-Year Summary 2024
442409084274001 LAKE ST. HELEN AT ST. HELEN, MI
LOCATION - Lat 44°24'09.79", long 84°27'39.42" referenced to North American Datum of 1983, in SW 1/4 NE 1/4 sec.08, T.23 N., R.1 W., Roscommon County, MI, Hydrologic Unit 04070007, Widgeon Ln. St. Helen, MI 48656.
DRAINAGE AREA - 72.2 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - June 1942 to December 1959, August 1993 to current year.
GAGE - Water-stage recorder. Datum of gage is 1,148.63 ft above NAVD88, converted on July 9, 2020 from 1,149.01 ft above NGVD29. June 18, 1942 to May 21, 1947, nonrecording gage at Artesia Beach at same datum. May 22, 1947 to Dec. 31, 1959, and Aug. 17, 1993 to May 21, 1998, nonrecording gage at outlet at same datum.
REMARKS - Inlets are Marsh Creek, Russell Creek and Cameron Creek. The outlet is the South Branch Au Sable River. Lake elevation controlled by dam.
EXTREMES FOR PERIOD OF RECORD - Maximum gage height, 7.71 ft, May 26, 2004; minimum observed, 4.64 ft, Jan. 21, 1954.
