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New WQX 3.0 profiles are available at waterqualitydata.us/beta/. These profiles will contain recent USGS data added since March 11, 2024, which marks the beginning of limited accessibility for USGS data. Read more about the 3.0 profiles and associated changes here. This user interface only serves WQX2.2 profiles, which do NOT contain USGS data added after March 11, 2024.

WQP Home >  Providers >  STORET >  PRINCETONHYDRO >  PRINCETONHYDRO-Lake Topanemus L2

Lake Topanemus L2 (PRINCETONHYDRO-Lake Topanemus L2) site data in the Water Quality Portal

Data Provider: STORET (Learn more about Water Quality Portal Data Providers)

This lake site, maintained by the Princeton Hydro LLC (identifier PRINCETONHYDRO), has the name "Lake Topanemus L2" and has the identifier PRINCETONHYDRO-Lake Topanemus L2. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)02030105.

This site is located in Monmouth County County, New Jersey at 40.2759000000 degrees latitude and -74.2803000000 degrees longitude using the datum WGS84. No horizontal location accuracy metadata is available.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "PRINCETONHYDRO-Lake Topanemus L2" into the "Site ID" box under Site Parameters

What other monitoring locations are upstream or downstream from this one?

Upstream and downstream locations

This map shows all Water Quality Portal stations that are 10 miles upstream (dashed dark blue) and 10 miles downstream (solid light blue) of this monitoring location (indicated by the large blue circle). The upstream and downstream functionality is provided by the Network Linked Data Index.

When were data collected at this location?

Periods of record for data characteristic groups

For a more detailed breakdown of data, go to the Monitoring Report at the EPA How's My Waterway Application
Characteristic Group Date Range*
Information 2022 - 2022
Physical 2022 - 2022
*Date ranges may contain gap years

What other information is available for this location?

Detailed Metadata

For the definitions of the metadata elements, please go to the Water Quality Portal user guide

Location Metadata Value
OrganizationIdentifier PRINCETONHYDRO
OrganizationFormalName Princeton Hydro LLC
MonitoringLocationIdentifier PRINCETONHYDRO-Lake Topanemus L2
MonitoringLocationName Lake Topanemus L2
MonitoringLocationTypeName Lake
HUCEightDigitCode 02030105
LatitudeMeasure 40.2759000000
LongitudeMeasure -74.2803000000
HorizontalCollectionMethodName Interpolation-Digital Map Source
HorizontalCoordinateReferenceSystemDatumName WGS84
CountryCode US
StateCode 34
CountyCode 025
ProviderName STORET