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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 1982-05-17 1982-05-17
Inorganics, Major, Metals Water-quality 1982-05-17 1982-05-17
Inorganics, Major, Non-metals Water-quality 1982-05-17 1982-05-17
Inorganics, Minor, Non-metals Water-quality 1982-05-17 1982-05-17
Inorganics, Minor, metals Water-quality 1982-05-17 1982-05-17
Nutrient Water-quality 1982-05-17 1982-05-17
Organics, other Water-quality 1982-05-17 1982-05-17
Physical Groundwater Levels, Water-quality 1957-09-01 1982-05-17
Water Data for the Nation inventory

Monitoring location 391000076384401 is associated with a Well in Anne Arundel County, Maryland. Water data back to 1957 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
391000076384401 n/a
Site name
AA Ad 73 n/a
Site type
Well
GW
DMS latitude 391000 n/a
DMS longitude 0763844 n/a
Decimal latitude 39.16677494 n/a
Decimal longitude -76.64524499 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
Anne Arundel County 003
Country US n/a
Land net location description n/a
Name of location map RELAY, MD n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 87 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
Gunpowder-Patapsco 02060003
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
1957 n/a
Date site established or inventoried 19570101 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 YYYYNNNN n/a
National aquifer Northern Atlantic Coastal Plain aquifer system S100NATLCP
Local aquifer Patapsco Formation 217PPSC
Local aquifer type
Confined single aquifer C
Well depth 186 feet n/a
Hole depth
n/a
Source of depth data n/a
Project number n/a