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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 1968-04-30 2024-09-12
n/a USGS Active Groundwater Level Network Site 1968-01-01 2020-01-01
Water Data for the Nation inventory

Monitoring location 381548076272103 is associated with a Well in St. Mary's County, Maryland. Water data back to 1968 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
381548076272103 n/a
Site name
SM Df 86 n/a
Site type
Well
GW
DMS latitude 381547.7 n/a
DMS longitude 0762720.3 n/a
Decimal latitude 38.26325 n/a
Decimal longitude -76.45563889 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
St. Mary's County 037
Country US n/a
Land net location description n/a
Name of location map SOLOMONS ISLAND, MD n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 112.09 feet n/a
Method altitude determined Level or other surveyed method. L
Altitude accuracy .01 feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
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
19680430 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 Northern Atlantic Coastal Plain aquifer system S100NATLCP
Local aquifer Aquia Formation 125AQUI
Local aquifer type
Confined single aquifer C
Well depth 609 feet n/a
Hole depth
611 feet n/a
Source of depth data D n/a
Project number n/a