Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins

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  2017-08-19  
 Daily Data
    Temperature, water, degrees Celsius  2013-02-08  2017-08-18  6452 
    Discharge, cubic feet per second  1947-10-01  2017-08-18  4936 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2013-02-08  2017-08-18  6328 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2013-02-08  2017-08-18  6100 
    pH, water, unfiltered, field, standard units  2013-02-08  2017-08-18  4791 
    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  2017-08-18  5676 
 Daily Statistics 
    Temperature, water, degrees Celsius  2013-02-08  2017-04-25 1409 
    Discharge, cubic feet per second  1947-10-01  2016-10-17 4636 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2013-02-08  2017-04-25 1378 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2013-02-08  2017-04-25 1325 
    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  2017-04-25 1235 
 Monthly Statistics 
    Temperature, water, degrees Celsius  2013-02  2017-04  
    Discharge, cubic feet per second  1947-10  2016-10  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2013-02  2017-04  
    Dissolved oxygen, water, unfiltered, milligrams per liter  2013-02  2017-04  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2013-02  2017-04  
 Annual Statistics 
    Temperature, water, degrees Celsius  2013  2017  
    Discharge, cubic feet per second  1948  2017  
    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  2016-02-24  25 
 Field measurements 1959-10-14  2017-07-31  141 
 Field/Lab water-quality samples 1952-11-21  2017-07-11  205 
 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