Skip to main content

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 1999-08-04 2008-07-15
Inorganics, Major, Metals Water-quality 1999-08-04 2008-07-15
Inorganics, Major, Non-metals Water-quality 1999-08-04 2008-07-15
Inorganics, Minor, Non-metals Water-quality 1999-08-04 2008-07-15
Inorganics, Minor, metals Water-quality 1999-08-04 2008-07-15
Nutrient Water-quality 1999-08-04 2008-07-15
Physical Groundwater Levels, Water-quality 1995-02-22 2008-07-15
Radiochemistry Water-quality 1999-08-04 1999-08-04
n/a USGS Annual Water Data Reports Site 2008-01-01 2008-01-01
Water Data for the Nation inventory

Monitoring location 381616076243001 is associated with a Well in St. Mary's County, Maryland. Water data back to 1995 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
381616076243001 n/a
Site name
SM Dg 15 n/a
Site type
Well
GW
DMS latitude 381617 n/a
DMS longitude 0762429 n/a
Decimal latitude 38.2715134 n/a
Decimal longitude -76.4077282 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 24000 n/a
Altitude of Gage/land surface 21 feet n/a
Method altitude determined Interpolated from topographic map. M
Altitude accuracy 5 feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
Subbasin hydrologic unit
Severn 02060004
Drainage basin
n/a
Topographic setting
Flat surface
F
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
19931217 n/a
Date site established or inventoried 19950222 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 YYNYNYNN 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 500 feet n/a
Hole depth
500 feet n/a
Source of depth data D n/a
Project number n/a