Water & Sediment Quality Data Portal

Galveston Bay Sampling Locations: 

Water and sediment quality data are available for the following Galveston Bay subbays and tributaries (use the map to select your area of interest):

Subbays:
East Bay
Trinity Bay
Upper and Lower Galveston Bay
West Bay 

Tributaries:
Armand Bayou
Bastrop Bayou
Cedar Bayou
Chocolate Bayou/Chocolate Bay
Christmas Bay
Clear Creek/Clear Lake
Dickinson Bayou/ Dickinson Bay
East Intracoastal Waterway
Galveston Channel
Houston Ship Channel
Oyster Bayou
San Jacinto River
Texas City Channel
Trinity River

Information describing specific sampling locations, including latitude and longitude are availble via the "Export Data to Excel" feature of the Water and Sediment Quality Data Portal.

Statewide Sampling Locations:

Information describing statewide surfae water quality sampling stations is available from the Texas Commission on Environmental Quality website.