Agency
U.S. Geological Survey
USGS
Site identification number
374325088134701
n/a
Site name
9S9E-20.1e1
n/a
Site type
Well
GW
DMS latitude
374333.4
n/a
DMS longitude
0881351.6
n/a
Decimal latitude
37.72594444
n/a
Decimal longitude
-88.231
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
Illinois
17
State
Illinois
17
County
Gallatin County
059
Country
US
n/a
Land net location description
S T R
n/a
Name of location map
SHAWNEETOWN
n/a
Scale of location map
24000
n/a
Altitude of Gage/land surface
363
feet
n/a
Method altitude determined
Interpolated from topographic map.
M
Altitude accuracy
2.5
feet
n/a
Altitude datum
National Geodetic Vertical Datum of 1929
NGVD29
Subbasin hydrologic unit
Saline
05140204
Drainage basin
n/a
Topographic setting
Flat surface
F
Flags for instruments at site
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
n/a
Date of first construction
19820525
n/a
Date site established or inventoried
20150306
n/a
Drainage area
n/a
Contributing drainage area
n/a
Time Zone abbreviation
CST
n/a
Site honors Daylight Saving Time
N
n/a
Data reliability
Data have been checked by the reporting agency.
C
Data-other GW files
YYYNNYNN
n/a
National aquifer
Sand and gravel aquifers (glaciated regions)
N100GLCIAL
Local aquifer
Quaternary System
110QRNR
Local aquifer type
Unconfined single aquifer
U
Well depth
135
feet
n/a
Hole depth
135
feet
n/a
Source of depth data
A
n/a
Project number
441706200
n/a
