Agency
U.S. Geological Survey
USGS
Site identification number
411842091052901
n/a
Site name
075N02W9CAAC 41234 1981
n/a
Site type
Well
GW
DMS latitude
411841.81
n/a
DMS longitude
0910529.26
n/a
Decimal latitude
41.3116432
n/a
Decimal longitude
-91.0916098
n/a
Latitude-longitude method
Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)
G
Latitude-longitude accuracy
Accurate to + or - .01 sec (Differentially-Corrected GPS).
H
Latitude-longitude datum
North American Datum of 1927
NAD27
Decimal Latitude-longitude datum
North American Datum of 1983
NAD83
District
Iowa
19
State
Iowa
19
County
Louisa County
115
Country
US
n/a
Land net location description
NENESWS09 T075N R02W
n/a
Name of location map
Blanchard Island
n/a
Scale of location map
24000
n/a
Altitude of Gage/land surface
560
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
Copperas-Duck
07080101
Drainage basin
n/a
Topographic setting
Valley flat
V
Flags for instruments at site
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
n/a
Date of first construction
19810527
n/a
Date site established or inventoried
19990317
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
NNNNNNNN
n/a
National aquifer
n/a
Local aquifer
Holocene Alluvium
111ALVM
Local aquifer type
Unconfined single aquifer
U
Well depth
153
feet
n/a
Hole depth
155
feet
n/a
Source of depth data
D
n/a
Project number
461907300
n/a
