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Water-Year Summary for Site 04118500

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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 2021: 2021-10-01 to 2022-09-30

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USGS Water-Year Summary 2021
LOCATION - Lat 43°04'56", long 85°35'27" referenced to North American Datum of 1927, in NE 1/4 sec.15, T.8 N., R.11 W., Kent County, MI, Hydrologic Unit 04050006, on left bank at downstream side of bridge on Packer Drive, 2.2 mi upstream from mouth, and 3.0 mi southwest of Rockford.
DRAINAGE AREA - 234 mi².
PERIOD OF RECORD - February 1952 to September 1982, October 1987 to current year.
GAGE - Water-stage recorder. Datum of gage is 624.36 ft above NAVD 88, converted on July 9, 2020 from NGVD 29 (levels by Johnson and Anderson, Inc.). Prior to Aug. 30, 1952, nonrecording gage at same site and datum.
REMARKS - Some regulation caused by dam 2 mi upstream from station.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of Sept. 12, 1986, reached a stage of 11.35 ft, from floodmark, and discharge of approximately 6,000 ft³/s.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 3,540 ft³/s, Mar. 6, 1976, gage height, 9.29 ft; maximum gage height, 9.39 ft, Apr. 19, 2013; minimum discharge, 28 ft³/s, Jan. 22, 1967.