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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. To learn more, read our announcement on the Water Data for the Nation blog.
Important Inventory Page

USGS Parameter Group Data Types Start Date End Date
Physical Groundwater Levels 1947-03-19 1947-03-19
Water Data for the Nation inventory

Monitoring location 380620076281501 is associated with a Well in St. Mary's County, Maryland. Water data back to 1947 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
380620076281501 n/a
Site name
SM Ff 4 n/a
Site type
Well
GW
DMS latitude 380620 n/a
DMS longitude 0762815 n/a
Decimal latitude 38.105683 n/a
Decimal longitude -76.4705085 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - 5 sec. F
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
St. Mary's County 037
Country US n/a
Land net location description n/a
Name of location map ST. GEORGE ISL,MD-DE n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 4.00 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
Lower Potomac 02070011
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
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 YYNYNNNN n/a
National aquifer Northern Atlantic Coastal Plain aquifer system S100NATLCP
Local aquifer Pleistocene Series 112PLSC
Local aquifer type
n/a
Well depth n/a
Hole depth
n/a
Source of depth data n/a
Project number n/a