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Water-Year Summary for Site 04150800

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Available Parameters
00060 Discharge(Mean)  

Water year 2020: 2019-10-01 to 2020-09-30
 

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USGS Water-Year Summary 2020
04150800 Cass River at Wahjamega, MI
LOCATION - Lat 43°27'02", long 83°26'29" referenced to North American Datum of 1927, in NW 1/4 sec.20, T.12 N., R.9 E., Tuscola County, MI, Hydrologic Unit 04080205, on right bank 10 ft upstream from bridge on Chambers Road in Wahjamega, and 40 mi upstream from mouth.
DRAINAGE AREA - 645 mi².
REVISIONS HISTORY - WDR MI-78-1: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1968 to September 1994 (operated as a continuous-record gaging station), water year 2010 (maximum peak discharge only), October 2010 to current year (gage heights and maximum peak discharge only).
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 632.24 ft above NAVD 88, converted on July 9, 2020 from NGVD 29. Prior to June 19, 1969, nonrecording gage, and June 20, 1969 to Sept. 30, 1994, water-stage recorder, at same site at datum 0.02 ft higher.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 20,000 ft³/s, Sept. 12, 1986, gage height, 26.66 ft, datum then in use (from floodmark); minimum (water years 1969-94), 16 ft³/s, July 14-16, 1988.