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  • USGS 01402000 Millstone River at Blackwells Mills NJ

      Stream Site

    DESCRIPTION:
    Latitude 40°28'30",   Longitude 74°34'33"   NAD83
    Somerset County, New Jersey, Hydrologic Unit 02030105
    Drainage area: 258 square miles
    Datum of gage: 26.97 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
        Temperature, water, degrees Celsius  2001-08-01  2001-08-02  6 
        Discharge, cubic feet per second  1921-08-04  2014-08-31  33993 
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2001-08-01  2001-08-02  6 
        Dissolved oxygen, water, unfiltered, milligrams per liter  2001-08-01  2001-08-02  6 
        Dissolved oxygen, water, unfiltered, percent of saturation  2001-08-01  2001-08-02  6 
        pH, water, unfiltered, field, standard units  2001-08-01  2001-08-02  6 
     Daily Statistics 
        Temperature, water, degrees Celsius  2001-08-01  2001-08-02 
        Discharge, cubic feet per second  1921-08-04  2013-01-27 33415 
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2001-08-01  2001-08-02 
        Dissolved oxygen, water, unfiltered, milligrams per liter  2001-08-01  2001-08-02 
        Dissolved oxygen, water, unfiltered, percent of saturation  2001-08-01  2001-08-02 
     Monthly Statistics 
        Temperature, water, degrees Celsius  2001-08  2001-08  
        Discharge, cubic feet per second  1921-08  2013-01  
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2001-08  2001-08  
        Dissolved oxygen, water, unfiltered, milligrams per liter  2001-08  2001-08  
        Dissolved oxygen, water, unfiltered, percent of saturation  2001-08  2001-08  
     Annual Statistics 
        Temperature, water, degrees Celsius  2001  2001  
        Discharge, cubic feet per second  1921  2013  
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2001  2001  
        Dissolved oxygen, water, unfiltered, milligrams per liter  2001  2001  
        Dissolved oxygen, water, unfiltered, percent of saturation  2001  2001  
     Peak streamflow 1921-08-08  2011-12-08  92 
     Field measurements 1966-10-20  2014-08-27  310 
     Field/Lab water-quality samples 1923-08-12  2014-08-13  355 

    Additional Data Sources

    Begin Date

    End Date

    Count
     Instantaneous-Data Archive  **offsite** 1981-10-01  2007-09-28  905824 
     Annual Water-Data Report (pdf)  **offsite** 2006  2012  7 
    OPERATION:
    Record for this site is maintained by the USGS New Jersey Water Science Center
    Email questions about this site to New Jersey Water Science Center Water-Data Inquiries