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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 1985-01-25 1991-11-27
Inorganics, Major, Metals Water-quality 1985-01-25 1991-11-27
Inorganics, Major, Non-metals Water-quality 1985-01-25 1991-11-27
Inorganics, Minor, Non-metals Water-quality 1985-01-25 1985-01-25
Inorganics, Minor, metals Water-quality 1985-01-25 1991-11-27
Nutrient Water-quality 1985-01-25 1991-11-27
Physical Groundwater Levels, Water-quality 1985-01-11 2024-08-15
n/a USGS Active Groundwater Level Network Site 1985-01-01 2021-01-01
Water Data for the Nation inventory

Monitoring location 390744076390001 is associated with a Well in Anne Arundel County, Maryland. Water data back to 1985 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
390744076390001 n/a
Site name
AA Bd 158 n/a
Site type
Well
GW
DMS latitude 390745.1 n/a
DMS longitude 0763859.0 n/a
Decimal latitude 39.12919444 n/a
Decimal longitude -76.6497222 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
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 108.25 feet n/a
Method altitude determined Level or other surveyed method. L
Altitude accuracy 1 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
19841101 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 Lower Patapsco Aquifer In the Patapsco Formation 217PPSCL
Local aquifer type
Confined single aquifer C
Well depth 187 feet n/a
Hole depth
n/a
Source of depth data S n/a
Project number n/a