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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 2003-01-16 2021-05-17
Inorganics, Major, Metals Water-quality 2003-01-16 2021-05-17
Inorganics, Major, Non-metals Water-quality 2003-01-16 2021-05-17
Inorganics, Minor, Non-metals Water-quality 2003-01-16 2021-05-17
Inorganics, Minor, metals Water-quality 2003-01-16 2021-05-17
Nutrient Water-quality 2003-01-16 2021-05-17
Organics, PFAS Water-quality 2021-05-17 2021-05-17
Organics, other Water-quality 2003-01-16 2021-05-17
Organics, pesticide Water-quality 2003-01-16 2021-05-17
Physical Groundwater Levels, Water-quality 2003-01-16 2024-07-31
Radiochemistry Water-quality 2003-01-16 2021-05-17
n/a USGS Active Groundwater Level Network Site 2007-01-01 2021-01-01
n/a USGS Annual Water Data Reports Site 2007-01-01 2012-01-01
Water Data for the Nation inventory

Monitoring location 402310074453801 is associated with a Well in Mercer County, New Jersey. Water data back to 2003 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
402310074453801 n/a
Site name
210609-- MW120 n/a
Site type
Well
GW
DMS latitude 402310 n/a
DMS longitude 0744538 n/a
Decimal latitude 40.3862171 n/a
Decimal longitude -74.7601618 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
New Jersey 34
State
New Jersey 34
County
Mercer County 021
Country US n/a
Land net location description Hopewell Township n/a
Name of location map Hopewell n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 160 feet n/a
Method altitude determined Interpolated from topographic map. M
Altitude accuracy 10 feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
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
20020919 n/a
Date site established or inventoried 20030116 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 YY Y Y n/a
National aquifer Early Mesozoic basin aquifers N300ERLMZC
Local aquifer Passaic Formation 227PSSC
Local aquifer type
Unconfined single aquifer U
Well depth 35 feet n/a
Hole depth
35 feet n/a
Source of depth data D n/a
Project number n/a