Agency
U.S. Geological Survey
USGS
Site identification number
390802077283801
n/a
Site name
MO Db 68
n/a
Site type
Well
GW
DMS latitude
390802
n/a
DMS longitude
0772838
n/a
Decimal latitude
39.1339946
n/a
Decimal longitude
-77.4769327
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
Maryland
24
State
Maryland
24
County
Montgomery County
031
Country
US
n/a
Land net location description
n/a
Name of location map
POOLESVILLE, MD-VA
n/a
Scale of location map
24000
n/a
Altitude of Gage/land surface
260
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
Middle Potomac-Catoctin
02070008
Drainage basin
n/a
Topographic setting
Local depression
D
Flags for instruments at site
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
n/a
Date of first construction
19780524
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
Y
n/a
Data reliability
Data have been checked by the reporting agency.
C
Data-other GW files
YYYYNYNN
n/a
National aquifer
Piedmont and Blue Ridge carbonate-rock aquifers
N400PDMBRC
Local aquifer
Balls Bluff Siltstone
231BALB
Local aquifer type
Unconfined single aquifer
U
Well depth
250
feet
n/a
Hole depth
252
feet
n/a
Source of depth data
D
n/a
Project number
442400200
n/a
