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 >  TCEQMAIN >  TCEQMAIN-11421

MCGINNES CANAL UPSTRM ICWW (TCEQMAIN-11421) site data in the Water Quality Portal

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

This estuary site, maintained by the Texas Commission on Environmental Quality (identifier TCEQMAIN), has the name "MCGINNES CANAL UPSTRM ICWW" and has the identifier TCEQMAIN-11421. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)12040204.

This site is located in Galveston County County, Texas at 29.2355000000 degrees latitude and -95.0300000000 degrees longitude using the datum NAD83. 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 "TCEQMAIN-11421" 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 2023 - 2024
Biological, Counts 2011 - 2011
Information 1983 - 2024
Inorganics, Major, Metals 2023 - 2024
Inorganics, Major, Non-metals 1983 - 2024
Inorganics, Minor, Metals 1983 - 2024
Inorganics, Minor, Non-metals 1983 - 2024
Microbiological 2024 - 2024
Nutrient 1983 - 2024
Organics, Other 1983 - 2024
Organics, PCBs 2011 - 2011
Physical 1983 - 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 TCEQMAIN
OrganizationFormalName Texas Commission on Environmental Quality
MonitoringLocationIdentifier TCEQMAIN-11421
MonitoringLocationName MCGINNES CANAL UPSTRM ICWW
MonitoringLocationTypeName Estuary
HUCEightDigitCode 12040204
LatitudeMeasure 29.2355000000
LongitudeMeasure -95.0300000000
HorizontalCollectionMethodName Interpolation-Photo
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 48
CountyCode 167
ProviderName STORET