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USGS 01645704 DIFFICULT RUN ABOVE FOX LAKE NEAR FAIRFAX, VA

  Stream Site

DESCRIPTION:
Latitude 38°53'04.5",   Longitude 77°19'57.8"   NAD27
Fairfax County, Virginia, Hydrologic Unit 02070008
Drainage area: 5.49 square miles
Datum of gage: 288.1 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2007-10-01  2019-11-20  
 Daily Data
    Temperature, water, degrees Celsius  2007-09-30  2019-11-19  17332 
    Discharge, cubic feet per second  2007-09-21  2019-11-19  4443 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2007-09-30  2019-11-18  17092 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2009-05-20  2019-11-18  14340 
    pH, water, unfiltered, field, standard units  2007-09-30  2019-11-19  12747 
 Daily Statistics 
    Temperature, water, degrees Celsius  2007-09-30  2019-09-25 4278 
    Discharge, cubic feet per second  2007-09-21  2019-09-11 4374 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2007-09-30  2019-09-25 4220 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2009-05-20  2019-09-25 3532 
 Monthly Statistics 
    Temperature, water, degrees Celsius  2007-09  2019-09  
    Discharge, cubic feet per second  2007-09  2019-09  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2007-09  2019-09  
    Dissolved oxygen, water, unfiltered, milligrams per liter  2009-05  2019-09  
 Annual Statistics 
    Temperature, water, degrees Celsius  2007  2019  
    Discharge, cubic feet per second  2007  2019  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2007  2019  
    Dissolved oxygen, water, unfiltered, milligrams per liter  2009  2019  
 Peak streamflow 2008-09-06  2017-07-29  10 
 Field measurements 2007-09-27  2019-11-07  118 
 Field/Lab water-quality samples 2008-04-03  2019-10-08  548 
 Water-Year Summary 2008  2018  11 
 Revisions  Loading...
OPERATION:
Record for this site is maintained by the USGS Virginia Water Science Center
Email questions about this site to Virginia Water Science Center Water-Data Inquiries