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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
Information Water-quality 1951-10-29 1962-06-24
Inorganics, Major, Metals Water-quality 1951-10-29 1962-06-24
Inorganics, Major, Non-metals Water-quality 1951-10-29 1962-06-24
Inorganics, Minor, metals Water-quality 1951-10-29 1962-06-24
Nutrient Water-quality 1951-10-29 1962-06-24
Physical Groundwater Levels, Water-quality 1943-12-07 1991-04-10
Water Data for the Nation inventory

Monitoring location 381615076270201 is associated with a Well in St. Mary's County, Maryland. Water data back to 1943 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
381615076270201 n/a
Site name
SM Df 3 n/a
Site type
Well
GW
DMS latitude 381615 n/a
DMS longitude 0762702 n/a
Decimal latitude 38.2709582 n/a
Decimal longitude -76.4502298 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
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 n/a
Altitude of Gage/land surface 105 feet n/a
Method altitude determined Level or other surveyed method. L
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
1943 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
n/a
Well depth 585 feet n/a
Hole depth
n/a
Source of depth data D n/a
Project number n/a