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USGS 04040000 ONTONAGON RIVER NEAR ROCKLAND, MI

  Stream Site

DESCRIPTION:
Latitude 46°43'15",   Longitude 89°12'25"   NAD27
Ontonagon County, Michigan, Hydrologic Unit 04020102
Drainage area: 1,340 square miles
Datum of gage: 638.72 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1989-10-01  2017-08-21  
 Daily Data
    Temperature, water, degrees Celsius  1975-10-15  2017-08-20  5526 
    Discharge, cubic feet per second  1942-06-01  2017-08-20  27460 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2011-07-08  2017-08-20  3612 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2011-07-08  2017-08-20  3516 
    pH, water, unfiltered, field, standard units  2011-07-08  2017-08-20  3582 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2011-07-08  2017-08-20  3450 
 Daily Statistics 
    Temperature, water, degrees Celsius  1975-10-16  2016-10-25 1678 
    Discharge, cubic feet per second  1942-06-01  2016-12-11 27223 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2011-07-08  2016-10-23 1039 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2011-07-08  2016-10-23 1007 
 Monthly Statistics 
    Temperature, water, degrees Celsius  1975-10  2016-10  
    Discharge, cubic feet per second  1942-06  2016-12  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2011-07  2016-10  
    Dissolved oxygen, water, unfiltered, milligrams per liter  2011-07  2016-10  
 Annual Statistics 
    Temperature, water, degrees Celsius  1976  2017  
    Discharge, cubic feet per second  1942  2017  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2011  2017  
    Dissolved oxygen, water, unfiltered, milligrams per liter  2011  2017  
 Peak streamflow 1942-08-22  2016-03-16  75 
 Field measurements 1942-06-11  2017-07-25  622 
 Field/Lab water-quality samples 1974-10-03  2017-07-10  352 
 Water-Year Summary 2006  2016  11 

Additional Data Sources

Begin Date

End Date

Count
 Instantaneous-Data Archive  **offsite** 1989-10-01  2007-09-21  181690 
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