USGS Home
Contact USGS
Search USGS

National Water Information System: Web Interface

USGS Water Resources   

Data Category:
Home Current Conditions Site Information Mapper Surface Water Groundwater Water Quality Water Use Revisions Geographic Area:
United States Alabama Alaska American Samoa Arizona Arkansas British Columbia California Canton and Enderbury Islands Colorado Connecticut Delaware Dist. of Columbia Florida Georgia Guam Hawaii Idaho Illinois Indiana Iowa Johnston Atoll Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Midway Islands Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Northern Mariana Islands Ohio Oklahoma Oregon Pennsylvania Puerto Rico Rhode Island Ryukyu Islands, Southern South Carolina South Dakota Swan Islands Tennessee Texas Trust Territories, Pacific Is U.S.Misc Caribbean Islands U.S.Misc Pacific Islands Utah Vermont Virgin Islands Virginia Wake Island Washington West Virginia Wisconsin Wyoming

Page Loading - Please Wait...

DESCRIPTION:

Latitude 38°57'34.8",   Longitude 77°10'33.5"   NAD27

Fairfax County, Virginia, Hydrologic Unit 02070008

Drainage area: 2.05 square miles

Datum of gage: 177.18 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2007-11-30	2025-04-06
Daily Data
Temperature, water, degrees Celsius	2007-11-30	2025-04-05	24460
Discharge, cubic feet per second	2008-01-10	2025-04-05	6295
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2007-11-30	2025-04-05	24212
Dissolved oxygen, water, unfiltered, milligrams per liter	2012-03-30	2025-04-05	18036
pH, water, unfiltered, field, standard units	2007-11-30	2025-04-05	17904
Daily Statistics
Temperature, water, degrees Celsius	2007-11-30	2025-03-24	6000
Discharge, cubic feet per second	2008-01-10	2025-01-26	6227
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2007-11-30	2025-03-24	5938
Dissolved oxygen, water, unfiltered, milligrams per liter	2012-03-30	2025-03-24	4394
Monthly Statistics
Temperature, water, degrees Celsius	2007-11	2025-03
Discharge, cubic feet per second	2008-01	2025-01
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2007-11	2025-03
Dissolved oxygen, water, unfiltered, milligrams per liter	2012-03	2025-03
Annual Statistics
Temperature, water, degrees Celsius	2008	2025
Discharge, cubic feet per second	2008	2025
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2008	2025
Dissolved oxygen, water, unfiltered, milligrams per liter	2012	2025
Peak streamflow	2009-06-03	2024-08-09	16
Field measurements	2008-01-09	2025-03-31	160
Field/Lab water-quality samples	2008-04-03	2024-02-28	638
Water-Year Summary	2008	2024	17
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