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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 1954-05-11 2024-11-20
n/a USGS Active Groundwater Level Network Site 1954-01-01 2021-01-01
n/a USGS Annual Water Data Reports Site 2006-01-01 2011-01-01
Water Data for the Nation inventory

Monitoring location 393902076160001 is associated with a Well in Harford County, Maryland. Water data back to 1954 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
393902076160001 n/a
Site name
HA Bd 31 n/a
Site type
Well
GW
DMS latitude 393902.32 n/a
DMS longitude 0761558.32 n/a
Decimal latitude 39.65064444 n/a
Decimal longitude -76.2662 n/a
Latitude-longitude method
Differentially corrected Global Positioning System. D
Latitude-longitude accuracy
Accurate to + or - .01 sec (Differentially-Corrected GPS). H
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
Harford County 025
Country US n/a
Land net location description n/a
Name of location map DELTA, MD-PA n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 455.40 feet n/a
Method altitude determined Differentially corrected Global Positioning System. D
Altitude accuracy .01 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
Lower Susquehanna 02050306
Drainage basin
n/a
Topographic setting
Hillside
S
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
1800 n/a
Date site established or inventoried 19540511 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 Piedmont and Blue Ridge crystalline-rock aquifers N400PDMBRX
Local aquifer Baltimore Gabbro Complex 300BLMR
Local aquifer type
Unconfined single aquifer U
Well depth 25.9 feet n/a
Hole depth
25.9 feet n/a
Source of depth data D n/a
Project number 442400200 n/a

Operated in cooperation with:

logo for Maryland Department of Natural Resources, Maryland Geological Survey
Maryland Department of Natural Resources, Maryland Geological Survey
logo for USGS - Cooperative Matching Funds
USGS - Cooperative Matching Funds