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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.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
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USGS Water-Year Summary 2024
445512084415301 OTSEGO LAKE NEAR GAYLORD, MI
LOCATION - Lat 44°55'50", long 84°41'32" referenced to North American Datum of 1927, in SW 1/4 SE 1/4 sec.05, T.29 N., R.3 W., Otsego County, MI, Hydrologic Unit 04070007, at Otsego Lake State Park, 200 ft northwest of boat ramp, 6.7 mi south of Gaylord.
DRAINAGE AREA - Undetermined.
SURFACE-WATER RECORDS
PERIOD OF RECORD - August 1942 to current year, except for winter months 1942-43, 1943-44, 1977-78.
GAGE - Water-stage recorder. Datum of gage is 1,269.60 ft above NAVD88, converted on July 9, 2020 from 1,270.03 ft above NGVD29 (levels by Michigan Department of Natural Resources). Prior to Aug. 18, 1958, nonrecording gage at datum 2.00 ft higher.
REMARKS - Otsego Lake has no natural inlets or outlets. In December 1972 an outlet tube and pump system was installed connecting the lake with the North Branch Au Sable River to lower lake levels.
EXTREMES FOR PERIOD OF RECORD - Maximum gage height, 5.10 ft, May 6, 7, 1972; minimum, 0.96 ft, Aug. 14, 1959.
