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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. To learn more, read our announcement on the Water Data for the Nation blog.
Important Inventory Page

USGS Parameter Group Data Types Start Date End Date
Physical Water-quality 2022-10-07 2023-10-04
Water Data for the Nation inventory

Monitoring location 01654197 is associated with a Stream in Fairfax County, Virginia. Water data back to 2022 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
01654197 n/a
Site name
LONG BRANCH ABOVE GUINEA ROAD NR FAIRFAX, VA n/a
Site type
Stream
ST
DMS latitude 384915.66 n/a
DMS longitude 0771546.01 n/a
Decimal latitude 38.82101667 n/a
Decimal longitude -77.2627806 n/a
Latitude-longitude method
Interpolated from Digital MAP. N
Latitude-longitude accuracy
Accurate to + or - .1 sec (Differentially-Corrected GPS). 1
Latitude-longitude datum
North American Datum of 1983 NAD83
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Virginia 51
State
Virginia 51
County
Fairfax County 059
Country US n/a
Land net location description n/a
Name of location map FAIRFAX, VA n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 274.9 feet n/a
Method altitude determined GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System X
Altitude accuracy .16 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
Middle Potomac-Anacostia-Occoquan 02070010
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNNNNNNNNNNNNNYNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried n/a
Drainage area
1.49 square miles n/a
Contributing drainage area n/a
Time Zone abbreviation EST n/a
Site honors Daylight Saving Time
Y n/a
Data reliability
n/a
Data-other GW files n/a
National aquifer n/a
Local aquifer n/a
Local aquifer type
n/a
Well depth n/a
Hole depth
n/a
Source of depth data n/a
Project number n/a

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logo for Fairfax County, VA
Fairfax County, VA