Agency
U.S. Geological Survey
USGS
Site identification number
354439090221601
n/a
Site name
13N07E20BBA1
n/a
Site type
Well
GW
DMS latitude
354439.77
n/a
DMS longitude
0902216.44
n/a
Decimal latitude
35.74438056
n/a
Decimal longitude
-90.3712333
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
Craighead County
031
Country
US
n/a
Land net location description
NENWNWS 20T 13N R 07E 5
n/a
Name of location map
RIVERVALE, AR
n/a
Scale of location map
24000
n/a
Altitude of Gage/land surface
223.20
feet
n/a
Method altitude determined
Level or other surveyed method.
L
Altitude accuracy
.1
feet
n/a
Altitude datum
National Geodetic Vertical Datum of 1929
NGVD29
Subbasin hydrologic unit
Little River Ditches
08020204
Drainage basin
n/a
Topographic setting
Flat surface
F
Flags for instruments at site
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
n/a
Date of first construction
19681211
n/a
Date site established or inventoried
19701201
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
YYNYNYNN
n/a
National aquifer
Mississippi River Valley alluvial aquifer
N100MSRVVL
Local aquifer
Quaternary Alluvium
110ALVM
Local aquifer type
Unconfined single aquifer
U
Well depth
20
feet
n/a
Hole depth
20
feet
n/a
Source of depth data
O
n/a
Project number
0200
n/a
