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Important Inventory Page

USGS Parameter Group Data Types Start Date End Date
Physical Groundwater Levels 1998-02-05 1998-02-05
Water Data for the Nation inventory

Monitoring location 381220076285801 is associated with a Well in St. Mary's County, Maryland. Water data back to 1998 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
381220076285801 n/a
Site name
SM Ef 95 n/a
Site type
Well
GW
DMS latitude 381220 n/a
DMS longitude 0762858 n/a
Decimal latitude 38.20555556 n/a
Decimal longitude -76.48277778 n/a
Latitude-longitude method
Reported. R
Latitude-longitude accuracy
Accurate to + or - 1 sec. S
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
St. Mary's County 037
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 92.73 feet n/a
Method altitude determined Interpolated from Digital Elevation Model N
Altitude accuracy 1 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
Lower Potomac 02070011
Drainage basin
n/a
Topographic setting
Flat surface
F
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
19980205 n/a
Date site established or inventoried 20110419 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
Unchecked data. U
Data-other GW files YYYY Y n/a
National aquifer Northern Atlantic Coastal Plain aquifer system S100NATLCP
Local aquifer Piney Point Formation 124PNPN
Local aquifer type
Confined single aquifer C
Well depth 380 feet n/a
Hole depth
420 feet n/a
Source of depth data D n/a
Project number 2427CD5 n/a