Agency
U.S. Geological Survey
USGS
Site identification number
405357087495001
n/a
Site name
28N13W-21.3f
n/a
Site type
Well
GW
DMS latitude
405354.6
n/a
DMS longitude
0874955.0
n/a
Decimal latitude
40.89852293
n/a
Decimal longitude
-87.83196748
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 1927
NAD27
Decimal Latitude-longitude datum
North American Datum of 1983
NAD83
District
Illinois
17
State
Illinois
17
County
Iroquois County
075
Country
US
n/a
Land net location description
SWNES21 T28N R13W
n/a
Name of location map
L'ERABLE
n/a
Scale of location map
24000
n/a
Altitude of Gage/land surface
620.0
feet
n/a
Method altitude determined
Interpolated from topographic map.
M
Altitude accuracy
5.0
feet
n/a
Altitude datum
North American Vertical Datum of 1988
NAVD88
Subbasin hydrologic unit
071200021002
Drainage basin
n/a
Topographic setting
Flat surface
F
Flags for instruments at site
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
n/a
Date of first construction
19960812
n/a
Date site established or inventoried
20000804
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
YYNYNYNNNNNNNNNNNNNN
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
45.0
feet
n/a
Hole depth
45.0
feet
n/a
Source of depth data
D
n/a
Project number
441711200
n/a
