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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
Physical Groundwater Levels 1994-04-18 1995-04-12
Water Data for the Nation inventory

Monitoring location 392845076090801 is associated with a Well in Harford County, Maryland. Water data back to 1994 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
392845076090801 n/a
Site name
HA Df 50 n/a
Site type
Well
GW
DMS latitude 392845 n/a
DMS longitude 0760908 n/a
Decimal latitude 39.4792782 n/a
Decimal longitude -76.15189689 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 PERRYMAN, MD n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 37.32 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
Flat surface
F
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried 19940418 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 YYNNNYNN n/a
National aquifer Northern Atlantic Coastal Plain aquifer system S100NATLCP
Local aquifer Talbot Formation 112TLBT
Local aquifer type
Unconfined single aquifer U
Well depth 31 feet n/a
Hole depth
n/a
Source of depth data A n/a
Project number n/a