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USGS 01654500 LONG BRANCH NEAR ANNANDALE, VA

  Stream Site

DESCRIPTION:
Latitude 38°48'39",   Longitude 77°14'07"   NAD27
Fairfax County, Virginia, Hydrologic Unit 02070010
Drainage area: 3.72 square miles
Datum of gage: 190.64 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2013-02-08  2017-03-27  
 Daily Data
    Temperature, water, degrees Celsius  2013-02-08  2017-03-26  5900 
    Discharge, cubic feet per second  1947-10-01  1956-09-30  3288 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2013-02-08  2017-03-26  5792 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2013-02-08  2017-03-26  5584 
    pH, water, unfiltered, field, standard units  2013-02-08  2017-03-26  4392 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2013-02-08  2017-03-26  5184 
 Daily Statistics 
    Temperature, water, degrees Celsius  2013-02-08  2016-10-26 1324 
    Discharge, cubic feet per second  1947-10-01  1956-09-30 3288 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2013-02-08  2016-10-26 1297 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2013-02-08  2016-10-26 1247 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2013-02-08  2016-10-26 1166 
 Monthly Statistics 
    Temperature, water, degrees Celsius  2013-02  2016-10  
    Discharge, cubic feet per second  1947-10  1956-09  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2013-02  2016-10  
    Dissolved oxygen, water, unfiltered, milligrams per liter  2013-02  2016-10  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2013-02  2016-10  
 Annual Statistics 
    Temperature, water, degrees Celsius  2013  2017  
    Discharge, cubic feet per second  1948  1956  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2013  2017  
    Dissolved oxygen, water, unfiltered, milligrams per liter  2013  2017  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2013  2017  
 Peak streamflow 1947-06-08  1969-07-20  22 
 Field measurements 1959-10-14  2017-02-09  130 
 Field/Lab water-quality samples 1952-11-21  2017-02-28  189 
 Water-Year Summary 2013  2016  4 
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