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• Air Quality Maps
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  • Current PM-2.5 Levels
• Data Reports
  • Air Quality Index Summary
  • Hourly Averages by Parameter
  • Daily Summary by Site
  • Monthly Summary Report
  • Yearly Summary Report
  • Ozone Specific Reports . . .
    • Ozone Warning Status
    • Ozone Summary
    • 8-hr Ozone Attainment
    • Ozone 8-hr 4 Highest
    • Ozone 8-Hour Monthly Summary
    • Ozone 8-Hour High Value Days
    • Ozone Exceedance
    • Peak One-Hour Ozone
  • Targeted Reports . . .
    • PM-2.5 24-Hr 4 Highest
    • Daily Mean Values
• AutoGC
  • Hourly Averages by Parameter
  • Daily Summary By Site
  • Monthly Summaries
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  • Air Monitoring Comparison Values
• Water Data
  • Daily Report
  • Hourly Averages by Parameter
  • Daily Summaries
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  • Daily Mean Values
• Site Info
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  • Water Monitors
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A summary of monitoring sites and the parameters monitored at each site can be obtained by clicking on a river basin below.

1 - Canadian River Basin 2 - Red River Basin 3 - Sulphur River Basin 4 - Cypress River Basin 5 - Sabine River Basin 6 - Neches River Basin 7 - Neches-Trinity Coastal Basin 8 - Trinity River Basin 9 - Trinity-San Jacinto Coastal Basin 10 - San Jacinto River Basin 11 - San Jacinto-Brazos Coastal Basin 12 - Brazos River Basin 13 - Brazos-Colorado Coastal Basin 14 - Colorado River Basin 15 - Colorado-Lavaca Coastal Basin 16 - Lavaca River Basin 17 - Lavaca-Guadalupe Coastal Basin 18 - Guadalupe River Basin 19 - San Antonio River Basin 20 - San Antonio-Nueces Coastal Basin 21 - Neuces River Basin 22 - Nueces-Rio Grande Coastal Basin 23 - Rio Grande River Basin

PLEASE NOTE:  This data has not been verified by the TCEQ and may change. This is the most current data, but it is not official until it has been certified by our technical staff. Data is collected from TCEQ ambient monitoring sites and may include data collected by other outside agencies. This data is updated hourly. All times shown are in Local Standard Time.

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Last Modified February 12, 2012 ©2002-2004 Texas Commission on Environmental Quality.