Agency
U.S. Geological Survey
USGS
Site identification number
330918092420701
n/a
Site name
18S16W13DAB1
n/a
Site type
Well
GW
DMS latitude
330919.9
n/a
DMS longitude
0924210.18
n/a
Decimal latitude
33.15552778
n/a
Decimal longitude
-92.7028278
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 (Differentially-Corrected GPS).
1
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
NWNESES 13T 18S R 16W 5
n/a
Name of location map
El Dorado West, AR
n/a
Scale of location map
24000
n/a
Altitude of Gage/land surface
302
feet
n/a
Method altitude determined
Interpolated from topographic map.
M
Altitude accuracy
5
feet
n/a
Altitude datum
National Geodetic Vertical Datum of 1929
NGVD29
Subbasin hydrologic unit
Lower Ouachita-Smackover
08040201
Drainage basin
n/a
Topographic setting
Hilltop
H
Flags for instruments at site
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
n/a
Date of first construction
n/a
Date site established or inventoried
19980928
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
YYNNNNNN
n/a
National aquifer
Mississippi embayment aquifer system
S100MSEMBM
Local aquifer
Sparta Sand
124SPRT
Local aquifer type
Confined single aquifer
C
Well depth
675
feet
n/a
Hole depth
n/a
Source of depth data
A
n/a
Project number
857800200
n/a
