Agency
U.S. Geological Survey
USGS
Site identification number
390623077314201
n/a
Site name
50W 4C
n/a
Site type
Well
GW
DMS latitude
390623
n/a
DMS longitude
0773142
n/a
Decimal latitude
39.10649516
n/a
Decimal longitude
-77.5280454
n/a
Latitude-longitude method
Interpolated from MAP.
M
Latitude-longitude accuracy
Accurate to + or - 1 sec.
S
Latitude-longitude datum
North American Datum of 1927
NAD27
Decimal Latitude-longitude datum
North American Datum of 1983
NAD83
District
Virginia
51
State
Virginia
51
County
Loudoun County
107
Country
US
n/a
Land net location description
n/a
Name of location map
LEESBURG
n/a
Scale of location map
24000
n/a
Altitude of Gage/land surface
383.54
feet
n/a
Method altitude determined
GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System
X
Altitude accuracy
.12
feet
n/a
Altitude datum
North American Vertical Datum of 1988
NAVD88
Subbasin hydrologic unit
Middle Potomac-Catoctin
02070008
Drainage basin
n/a
Topographic setting
Hilltop
H
Flags for instruments at site
NNNNYNNNNNNNNNNNNNNNNNNNNNNNNN
n/a
Date of first construction
n/a
Date site established or inventoried
19901213
n/a
Drainage area
n/a
Contributing drainage area
n/a
Time Zone abbreviation
EST
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
YNYNNYYN
n/a
National aquifer
Early Mesozoic basin aquifers
N300ERLMZC
Local aquifer
Balls Bluff Siltstone
231BLBF
Local aquifer type
Unconfined single aquifer
U
Well depth
535
feet
n/a
Hole depth
535
feet
n/a
Source of depth data
n/a
Project number
OBS-M3S
n/a
