Agency
U.S. Geological Survey
USGS
Site identification number
390759077242501
n/a
Site name
MO Dc 109
n/a
Site type
Well
GW
DMS latitude
390758.5
n/a
DMS longitude
0772424.7
n/a
Decimal latitude
39.13291667
n/a
Decimal longitude
-77.4068611
n/a
Latitude-longitude method
Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)
G
Latitude-longitude accuracy
Accurate to + or - .1 sec (Differentially-Corrected GPS).
1
Latitude-longitude datum
North American Datum of 1983
NAD83
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
n/a
Scale of location map
n/a
Altitude of Gage/land surface
350
feet
n/a
Method altitude determined
Interpolated from Digital Elevation Model
N
Altitude accuracy
3
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
Flat surface
F
Flags for instruments at site
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
n/a
Date of first construction
20010410
n/a
Date site established or inventoried
20110414
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
YY Y
n/a
National aquifer
Piedmont and Blue Ridge carbonate-rock aquifers
N400PDMBRC
Local aquifer
New Oxford Formation
231NOXF
Local aquifer type
Unconfined single aquifer
U
Well depth
1209
feet
n/a
Hole depth
1209
feet
n/a
Source of depth data
S
n/a
Project number
com23
n/a