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    USGS 04116000 GRAND RIVER AT IONIA, MI

      Stream Site

    DESCRIPTION:
    Latitude 42°58'19",   Longitude 85°04'09"   NAD27
    Ionia County, Michigan, Hydrologic Unit 04050006
    Drainage area: 2,840 square miles
    Datum of gage: 615.38 feet above   NGVD29.
    AVAILABLE DATA:
    Data Type Begin Date End Date Count
     Current / Historical Observations     (availability statement)    2007-10-01  2014-09-01  
     Daily Data
        Discharge, cubic feet per second  1931-03-19  2014-08-31  23157 
     Daily Statistics 
        Discharge, cubic feet per second  1931-03-19  2014-04-01 23005 
     Monthly Statistics 
        Discharge, cubic feet per second  1931-03  2014-04  
     Annual Statistics 
        Discharge, cubic feet per second  1931  2014  
     Peak streamflow 1949-02-16  2013-04-20  65 
     Field measurements 1949-01-24  2014-07-23  593 
     Field/Lab water-quality samples 1963-09-26  1975-04-23  7 

    Additional Data Sources

    Begin Date

    End Date

    Count
     Instantaneous-Data Archive  **offsite** 1989-10-01  2007-09-30  249567 
     Annual Water-Data Report (pdf)  **offsite** 2006  2013  8 
    OPERATION:
    Record for this site is maintained by the USGS Michigan Water Science Center
    Email questions about this site to Michigan Water Science Center Water-Data Inquiries