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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 legacy user interface will continue to function for several weeks. However, this user interface only serves WQX2.2 profiles, which do NOT contain USGS data added after March 11, 2024.

WQP Home >  Providers >  STORET >  CT_DEP01_WQX >  CT_DEP01_WQX-H2

H2 (CT_DEP01_WQX-H2) site data in the Water Quality Portal

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

This estuary site, maintained by the Connecticut Department Of Energy And Environmental Protection (identifier CT_DEP01_WQX), has the name "H2" and has the identifier CT_DEP01_WQX-H2. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)02030203.

This site is located in New Haven County County, Connecticut at 41.1800000000 degrees latitude and -72.9600000000 degrees longitude using the datum UNKWN. 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 "CT_DEP01_WQX-H2" 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*
Biological, Algae, Phytoplankton, Photosynthetic Pigments 1994 - 2013
Biological, Algae,Phytoplankton,Cyanobacteria,Photosynthetic 1994 - 2013
Information 1994 - 2013
Inorganics, Major, Non-metals 1994 - 2013
Not Assigned 1994 - 2013
Nutrient 1994 - 2013
Organics, Other 1994 - 2013
Organics, Pesticide 1994 - 2013
Physical 1994 - 2013
*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 CT_DEP01_WQX
OrganizationFormalName Connecticut Department Of Energy And Environmental Protection
MonitoringLocationIdentifier CT_DEP01_WQX-H2
MonitoringLocationName H2
MonitoringLocationTypeName Estuary
HUCEightDigitCode 02030203
LatitudeMeasure 41.1800000000
LongitudeMeasure -72.9600000000
HorizontalCollectionMethodName GPS-Unspecified
HorizontalCoordinateReferenceSystemDatumName UNKWN
CountryCode US
StateCode 09
CountyCode 009
ProviderName STORET