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Water-Year Summary for Site 04109000

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Available Parameters
00060 Discharge(Mean)  

Water year 2019: 2018-10-01 to 2019-09-30
 

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USGS Water-Year Summary 2019
04109000 GRAND RIVER AT JACKSON, MI
LOCATION - Lat 42°17'01", long 84°24'32" referenced to North American Datum of 1927, in NW 1/4 SE 1/4 sec.22, T.2 S., R.1 W., Jackson County, MI, Hydrologic Unit 04050004, on left bank on grounds of sewage-treatment plant, 1 mi north of Jackson, 2.2 mi upstream from Portage River, and at mile 216.
DRAINAGE AREA - 174 mi².
REVISIONS HISTORY - WSP 974: 1937(M). WSP 1387: 1936. WSP 1727: 1950(M).
SURFACE-WATER RECORDS
PERIOD OF RECORD - April 1935 to current year.
GAGE - Water-stage recorder. Datum of gage is 899.61 ft above NAVD 88, converted on July 9, 2020 from NGVD 29 (Fargo Engineering Co. bench mark). Prior to Sept. 24, 1935, nonrecording gage at same site and datum.
REMARKS - Slight regulation by mills upstream from station. Flow includes about 20 ft³/s as sewage effluent, which originates from ground-water sources, from the City of Jackson.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 1,070 ft³/s, June 25, 1937, gage height, 13.50 ft; maximum gage height, 15.44 ft, June 25, 1968; minimum discharge, 9.2 ft³/s, Aug. 22, 1936.