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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.

Tide gage data available from this location at this link.

Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Physical Unit Values 2024-07-27 2024-11-25
Water Data for the Nation inventory

Monitoring location 401121074452101 is associated with an Atmosphere in Mercer County, New Jersey. Current conditions of Barometric pressure, Precipitation, Relative humidity, and more are available. Water data back to 2024 are available online.

The weather data for this station are temporary and will only be displayed for 120 days. Although the instrumentation is calibrated at least once/year, the temporary classification means that documented routine inspections and other quality assurance measures are not performed that would make the data acceptable for archival, retrieval, or future use in general scientific or interpretive studies.
Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
401121074452101 n/a
Site name
Trenton Marine Terminal USGS weather station NJ n/a
Site type
Atmosphere
AT
DMS latitude 401121 n/a
DMS longitude 0744521 n/a
Decimal latitude 40.18916667 n/a
Decimal longitude -74.7558333 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 1983 NAD83
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 Trenton City n/a
Name of location map Trenton West n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 1 feet n/a
Method altitude determined Interpolated from Digital Elevation Model N
Altitude accuracy 1.6 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
Crosswicks-Neshaminy 02040201
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
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
Data have been checked by the reporting agency. C
Data-other GW files n/a
National aquifer n/a
Local aquifer n/a
Local aquifer type
n/a
Well depth n/a
Hole depth
n/a
Source of depth data n/a
Project number 00100 n/a

Operated in cooperation with:

logo for USGS - Next Generation Water Observing System
USGS - Next Generation Water Observing System