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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 1985-07-10 1988-03-24
Inorganics, Major, Metals Water-quality 1958-05-01 1988-03-24
Inorganics, Major, Non-metals Water-quality 1958-05-01 1988-03-24
Inorganics, Minor, Non-metals Water-quality 1988-03-24 1988-03-24
Inorganics, Minor, metals Water-quality 1958-05-01 1988-03-24
Nutrient Water-quality 1958-05-01 1988-03-24
Organics, other Water-quality 1988-03-24 1988-03-24
Organics, pesticide Water-quality 1988-03-24 1988-03-24
Physical Groundwater Levels, Water-quality 1958-05-01 1988-03-24
Radiochemistry Water-quality 1985-07-10 1985-07-10
Water Data for the Nation inventory

Monitoring location 402000074465801 is associated with a Well in Mercer County, New Jersey. Water data back to 1958 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
402000074465801 n/a
Site name
210090-- PW 5D n/a
Site type
Well
GW
DMS latitude 401958.7 n/a
DMS longitude 0744657.5 n/a
Decimal latitude 40.3330791 n/a
Decimal longitude -74.7822456 n/a
Latitude-longitude method
Differentially corrected Global Positioning System. D
Latitude-longitude accuracy
Accurate to + or - .5 sec (PLGR/PPS GPS). 5
Latitude-longitude datum
North American Datum of 1927 NAD27
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
New Jersey 34
State
New Jersey 34
County
Mercer County 021
Country US n/a
Land net location description Pennington Borough n/a
Name of location map Pennington n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 138 feet n/a
Method altitude determined Interpolated from Digital Elevation Model N
Altitude accuracy 10 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
Raritan 02030105
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
1967 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
Minimal data. M
Data-other GW files YYYNNYNY n/a
National aquifer Early Mesozoic basin aquifers N300ERLMZC
Local aquifer Stockton Formation 231SCKN
Local aquifer type
Unconfined single aquifer U
Well depth 400 feet n/a
Hole depth
n/a
Source of depth data n/a
Project number n/a