Agency
U.S. Geological Survey
USGS
Site identification number
414121086571001
n/a
Site name
DUNES WELL GM-31
n/a
Site type
Well
GW
DMS latitude
414118.95
n/a
DMS longitude
0865712.25
n/a
Decimal latitude
41.6885972
n/a
Decimal longitude
-86.9534028
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
Indiana
18
State
Indiana
18
County
Porter County
127
Country
US
n/a
Land net location description
SESENES02 T37N R05W
n/a
Name of location map
MICHIGAN CITY W 17A
n/a
Scale of location map
24000
n/a
Altitude of Gage/land surface
609.26
feet
n/a
Method altitude determined
Level or other surveyed method.
L
Altitude accuracy
.01
feet
n/a
Altitude datum
National Geodetic Vertical Datum of 1929
NGVD29
Subbasin hydrologic unit
Little Calumet-Galien
04040001
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
n/a
Date of first construction
19790815
n/a
Date site established or inventoried
n/a
Drainage area
n/a
Contributing drainage area
n/a
Time Zone abbreviation
EST
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
YYNYNYNN
n/a
National aquifer
Sand and gravel aquifers (glaciated regions)
N100GLCIAL
Local aquifer
Pleistocene Series
112PLSC
Local aquifer type
n/a
Well depth
8.8
feet
n/a
Hole depth
8.8
feet
n/a
Source of depth data
D
n/a
Project number
441806000
n/a
