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Important Inventory Page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 2010-03-10 2010-03-10
Inorganics, Major, Metals Water-quality 2010-03-10 2010-03-10
Inorganics, Major, Non-metals Water-quality 2010-03-10 2010-03-10
Inorganics, Minor, Non-metals Water-quality 2010-03-10 2010-03-10
Inorganics, Minor, metals Water-quality 2010-03-10 2010-03-10
Nutrient Water-quality 2010-03-10 2010-03-10
Physical Groundwater Levels, Water-quality 2007-10-31 2024-09-25
Radiochemistry Water-quality 2010-03-10 2010-03-10
Stable Isotopes Water-quality 2010-03-10 2010-03-10
n/a USGS Active Groundwater Level Network Site 2007-01-01 2021-01-01
n/a USGS Annual Water Data Reports Site 2010-01-01 2011-01-01
Water Data for the Nation inventory

Monitoring location 382621076445301 is associated with a Well in St. Mary's County, Maryland. Water data back to 2007 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
382621076445301 n/a
Site name
SM Bc 41 n/a
Site type
Well
GW
DMS latitude 382620.8 n/a
DMS longitude 0764452.4 n/a
Decimal latitude 38.4391111 n/a
Decimal longitude -76.74788889 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 Mechanicsville n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 160 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
Flat surface
F
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
20060818 n/a
Date site established or inventoried 20080505 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 YYYY Y n/a
National aquifer Northern Atlantic Coastal Plain aquifer system S100NATLCP
Local aquifer Upper Patapsco Aquifer In the Patapsco Formation 217PPSCU
Local aquifer type
Confined single aquifer C
Well depth 929 feet n/a
Hole depth
959 feet n/a
Source of depth data D n/a
Project number n/a