Agency
U.S. Geological Survey
USGS
Site identification number
313610091312601
n/a
Site name
Co-21
n/a
Site type
Well
GW
DMS latitude
313610
n/a
DMS longitude
0913126
n/a
Decimal latitude
31.60294404
n/a
Decimal longitude
-91.5240085
n/a
Latitude-longitude method
Interpolated from MAP.
M
Latitude-longitude accuracy
Accurate to + or - 5 sec.
F
Latitude-longitude datum
North American Datum of 1927
NAD27
Decimal Latitude-longitude datum
North American Datum of 1983
NAD83
District
Louisiana
22
State
Louisiana
22
County
Concordia Parish
029
Country
US
n/a
Land net location description
S 3T 7N R 9E
n/a
Name of location map
FERRIDAY 91
n/a
Scale of location map
62500
n/a
Altitude of Gage/land surface
55.00
feet
n/a
Method altitude determined
Interpolated from topographic map.
M
Altitude accuracy
10
feet
n/a
Altitude datum
National Geodetic Vertical Datum of 1929
NGVD29
Subbasin hydrologic unit
Bayou Cocodrie
08040306
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
n/a
Date of first construction
19550701
n/a
Date site established or inventoried
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
YYNNNNNN
n/a
National aquifer
Mississippi River Valley alluvial aquifer
N100MSRVVL
Local aquifer
Mississippi River Valley Alluvial Aquifers
112MRVA
Local aquifer type
n/a
Well depth
136
feet
n/a
Hole depth
136
feet
n/a
Source of depth data
n/a
Project number
8601AGM
n/a
