Agency
U.S. Geological Survey
USGS
Site identification number
412001072192001
n/a
Site name
CT- OL 91
n/a
Site type
Well
GW
DMS latitude
411850.63
n/a
DMS longitude
0721722.74
n/a
Decimal latitude
41.31406389
n/a
Decimal longitude
-72.28965
n/a
Latitude-longitude method
Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)
G
Latitude-longitude accuracy
Accurate to + or - .5 sec (PLGR/PPS GPS).
5
Latitude-longitude datum
North American Datum of 1983
NAD83
Decimal Latitude-longitude datum
North American Datum of 1983
NAD83
District
Connecticut
09
State
Connecticut
09
County
130
n/a
Country
US
n/a
Land net location description
n/a
Name of location map
Old Lyme
n/a
Scale of location map
24000
n/a
Altitude of Gage/land surface
61.0
feet
n/a
Method altitude determined
Interpolated from Digital Elevation Model
N
Altitude accuracy
1.0
feet
n/a
Altitude datum
North American Vertical Datum of 1988
NAVD88
Subbasin hydrologic unit
010802050905
Drainage basin
n/a
Topographic setting
Alluvial fan
A
Flags for instruments at site
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
n/a
Date of first construction
19851010
n/a
Date site established or inventoried
20020724
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
YYYY Y
n/a
National aquifer
Sand and gravel aquifers (glaciated regions)
N100GLCIAL
Local aquifer
Drift, Stratified
112DFSF
Local aquifer type
Unconfined single aquifer
U
Well depth
20.6
feet
n/a
Hole depth
20.6
feet
n/a
Source of depth data
D
n/a
Project number
440907200
n/a
