Houston-Galveston Area Council
Houston-Galveston Area Council
Sampling Data Definition
The TCEQ monitors the quality of surface water to evaluate physical, chemical, and biological characteristics of aquatic systems with reference to human health concerns, ecological condition, and designated uses. Data provide a basis for effective policies that promote the protection, restoration, and wise use of surface water in Texas.
TCEQ Sampling Data Query, Surface Water Quality Monitoring
Access Water Quality Data
Use our Water Resources Information Map (WRIM) to locate Regional Monitoring Stations and access Water Quality Data.
Download TCEQ Quality Assured Datasets
Datasets on this page contain TCEQ Quality Assured ZIP data files for the four assessment basins within the H-GAC Region. Data is in MS Access 2007 format and has been zipped.
Database and table field descriptions
Surface Water Monitoring Data by Basin
H-GAC is in the process of updating this data and will update the chart and links below when it becomes available. In the meantime, for surface water quality information, please see TCEQ Sampling Data Query, Surface Water Quality Monitoring.
| Basin | Code | Date Range | Updated |
|---|---|---|---|
| All H-GAC Region Data | 09/25/1968 - 07/31/2019 | 01/29/2020 | |
| Brazos-Colorado Coastal Basin | [13] | 09/25/1968 - 10/31/2019 | 08/12/2020 |
| Trinity-San Jacinto Coastal Basin | [9] | 09/25/1968 - 01/09/2020 | 08/12/2020 |
| Bays and Estuaries | [24] | 04/17/1969 - 03/11/2020 | 08/12/2020 |
| San Jacinto River Basin | [10] | 09/26/1968 - 01/15/2020 | 08/12/2020 |
| Gulf of Mexico | [25] | 05/21/1969 - 02/11/2020 | 08/12/2020 |
| San Jacinto/Brazos Coastal Basin | [11] | 05/29/1969 - 01/09/2020 | 08/12/2020 |
Surface Water Monitoring Data by Organization
| Organization | Code | Date Range | Updated |
|---|---|---|---|
| Galveston County Health District | [GC]- inactive - | 01/06/1999 - 08/21/2003 | 02/03/2014 |
| City of Pearland | [PL] | 02/25/2004 - 04/23/2008 | 02/03/2014 |
| Harris County Pollution Control | [HC] | 06/24/1999 - 05/23/2019 | 01/29/2020 |
| City of Houston Bureau of Pollution Control and Prevention | [HH] | 03/01/1999 - 05/02/2019 | 01/29/2020 |
| San Jacinto River Authority | [SJRA] | 05/04/1999 - 09/13/2017 | 01/29/2020 |
| City of Houston Public Works & Engineering and Harris County Flood Control District | [HP] | 01/28/1999 - 08/27/2013 | 01/28/2015 |
| Texas Commission on Environmental Quality | [FO] | 09/25/1968 - 03/11/2020 | 08/12/2020 |
| City of Houston Water Quality Control | [HW] | 01/12/2000 - 05/23/2019 | 01/29/2020 |
| University of Houston Clear Lake, EIH | [UI] | 02/02/2002 - 04/25/2019 | 01/29/2020 |
| Houston-Galveston Area Council | [HG] | 10/01/2007 - 05/16/2019 | 01/29/2020 |
| US Geological Survey | [GS] | 04/22/1996 - 06/08/2015 | 01/29/2020 |
| Texas Research Institute for Environmental Studies | [TF] | 12/20/2016 - 04/15/2019 | 01/29/2020 |
