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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Visit the Louisiana page for an example. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. You can update the state name in the URL to visit your State Page or read our announcement on the Water Data for the Nation blog to find links to all the state and territory pages.
Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Physical Groundwater Levels, Unit Values 2017-07-11 2024-11-30
n/a USGS Active Groundwater Level Network Site 2017-01-01 2021-01-01
Water Data for the Nation inventory

Monitoring location 331107092380201 is associated with a Well in Union County, Arkansas. Current conditions of Depth to water level are available. Water data back to 2017 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
331107092380201 n/a
Site name
18S15W03DAB2 Welcome Cen n/a
Site type
Well
GW
DMS latitude 331107 n/a
DMS longitude 0923802 n/a
Decimal latitude 33.18527778 n/a
Decimal longitude -92.6338889 n/a
Latitude-longitude method
Mapping grade GPS unit (handheld accuracy range 12 to 40 ft) G
Latitude-longitude accuracy
Accurate to + or - 1 sec. S
Latitude-longitude datum
North American Datum of 1983 NAD83
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Arkansas 05
State
Arkansas 05
County
Union County 139
Country US n/a
Land net location description NWNESES03 T18S R15W n/a
Name of location map EL DORADO WEST, AR n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 239.98 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
08040202
Drainage basin
n/a
Topographic setting
Flat surface
F
Flags for instruments at site NNYNNNNNNNNNNNNNYNNNNNNNNNNNNN n/a
Date of first construction
20170627 n/a
Date site established or inventoried 20170711 n/a
Drainage area
n/a
Contributing drainage area n/a
Time Zone abbreviation CST n/a
Site honors Daylight Saving Time
Y n/a
Data reliability
Data have been checked by the reporting agency. C
Data-other GW files YY Y Y n/a
National aquifer Mississippi embayment aquifer system S100MSEMBM
Local aquifer Sparta Sand 124SPRT
Local aquifer type
Confined single aquifer C
Well depth 788 feet n/a
Hole depth
818 feet n/a
Source of depth data D n/a
Project number 00200 n/a

Operated in cooperation with:

logo for Union County Water Conservation Board
Union County Water Conservation Board
logo for USGS - Cooperative Matching Funds
USGS - Cooperative Matching Funds