Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

WQP Home >  Providers >  STORET >  HARBORWATCH_WQX >  HARBORWATCH_WQX-NH-3

Norwalk Harbor 3_FIB (HARBORWATCH_WQX-NH-3) site data in the Water Quality Portal

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

This estuary site, maintained by the Harbor Watch, a Program of Earthplace, Inc. (identifier HARBORWATCH_WQX), has the name "Norwalk Harbor 3_FIB" and has the identifier HARBORWATCH_WQX-NH-3. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)01100006.

This site is located in Fairfield County County, Connecticut at 41.1020500000 degrees latitude and -73.4160000000 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 "HARBORWATCH_WQX-NH-3" 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*
Microbiological 2024 - 2024
*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 HARBORWATCH_WQX
OrganizationFormalName Harbor Watch, a Program of Earthplace, Inc.
MonitoringLocationIdentifier HARBORWATCH_WQX-NH-3
MonitoringLocationName Norwalk Harbor 3_FIB
MonitoringLocationTypeName Estuary
MonitoringLocationDescriptionText Norwalk Harbor
HUCEightDigitCode 01100006
LatitudeMeasure 41.1020500000
LongitudeMeasure -73.4160000000
HorizontalCollectionMethodName GPS-Unspecified
HorizontalCoordinateReferenceSystemDatumName WGS84
CountryCode US
StateCode 09
CountyCode 001
ProviderName STORET