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  • USGS 01646580 POTOMAC RIVER AT CHAIN BRIDGE, AT WASHINGTON, DC

      Stream Site

    DESCRIPTION:
    Latitude 38°55'46",   Longitude 77°07'02"   NAD27
    Arlington County, Virginia, Hydrologic Unit 02070010
    Drainage area: 11,570 square miles
    AVAILABLE DATA:
    Data Type Begin Date End Date Count
     Daily Data
        Suspended sediment concentration, milligrams per liter  1978-10-01  1981-09-30  1096 
        Suspended sediment discharge, tons per day  1978-10-01  1981-09-30  1096 
     Daily Statistics 
        Suspended sediment concentration, milligrams per liter  1978-10-01  1981-09-30 1096 
        Suspended sediment discharge, tons per day  1978-10-01  1981-09-30 1096 
     Monthly Statistics 
        Suspended sediment concentration, milligrams per liter  1978-10  1981-09  
        Suspended sediment discharge, tons per day  1978-10  1981-09  
     Annual Statistics 
        Suspended sediment concentration, milligrams per liter  1979  1981  
        Suspended sediment discharge, tons per day  1979  1981  
     Field/Lab water-quality samples 1973-01-02  2014-08-06  1317 

    Additional Data Sources

    Begin Date

    End Date

    Count
     Annual Water-Data Report (pdf)  **offsite** 2006  2011  6 
    OPERATION:
    Record for this site is maintained by the USGS Maryland Water Science Center
    Email questions about this site to Maryland Water Science Center Water-Data Inquiries