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
Inorganics, Major, Metals Water-quality 1990-06-15 1990-06-15
Inorganics, Major, Non-metals Water-quality 1990-06-15 1990-06-15
Inorganics, Minor, Non-metals Water-quality 1990-06-15 1990-06-15
Inorganics, Minor, metals Water-quality 1990-06-15 1990-06-15
Nutrient Water-quality 1990-06-15 1990-06-15
Organics, other Water-quality 1990-06-15 1990-06-15
Organics, pesticide Water-quality 1990-06-15 1990-06-15
Physical Groundwater Levels, Water-quality 1989-05-03 1997-10-29
Water Data for the Nation inventory

Monitoring location 391845076171401 is associated with a Well in Harford County, Maryland. Water data back to 1989 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
391845076171401 n/a
Site name
HA Fd 25 n/a
Site type
Well
GW
DMS latitude 391845 n/a
DMS longitude 0761714 n/a
Decimal latitude 39.31260848 n/a
Decimal longitude -76.2869006 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
Harford County 025
Country US n/a
Land net location description n/a
Name of location map GUNPOWDER NECK, MD n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 4 feet n/a
Method altitude determined Interpolated from Digital Elevation Model N
Altitude accuracy 4.3 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
Gunpowder-Patapsco 02060003
Drainage basin
n/a
Topographic setting
Flat surface
F
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
19890428 n/a
Date site established or inventoried 19890503 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 n/a
Local aquifer Quaternary Alluvium 110ALVM
Local aquifer type
Confined single aquifer C
Well depth 213 feet n/a
Hole depth
300 feet n/a
Source of depth data S n/a
Project number 442409100 n/a