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Air Quality and Monitoring

The latest forecast for air quality conditions in Texas' metropolitan areas, and links to monitoring sites, meteorological and climatological data, data reports, ozone monitoring and chromatography satellite imaging.

Today's Air Quality

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Get e-mail or text updates on your choice of topics Air Quality Forecast and Ozone Action Day E-Mail Alerts (sign up to receive email alerts for several metropolitan areas throughout Texas)

Studies, Modeling, Meteorological Data


Air Quality Modeling: an introduction to air quality modeling, with links to data files and related research.

Studies and Data

  • General Air Pollution and Meteorological Data: current and historical air pollution and weather measurements in Texas.
  • TAMIS: the Texas Air Monitoring Information System allows users to generate and download air quality reports.
  • Air Monitoring Sites: maps, tables, and photos of air quality monitoring sites, plus parameters and measurements.
  • Data Reports: air quality index reports; how to interpret them; search for hourly, daily, and monthly data by site, including particulate averages, lows, highs and summaries.
  • Ozone Monitoring: Learn about ozone reduction successes, actions to take that can help reduce ozone pollution, and see current and historical on ozone air pollution in Texas.
  • PM 2.5 Data: Current and historical measurements of PM 2.5 air pollution in Texas.
  • TexAQS II Field Study
  • Meteorological and Climatological Data: current and historic air pollution and climatologic and meteorological data from monitoring networks; web camera images of visibility; and geostationary operational environmental and moderate resolution spectroradiometer satellite images, and wind data.
  • TCEQ Monitoring Network Plans and Lead Waiver Requests: Historical air-monitoring network plans, lead waivers, and EPA responses.
  • Air Quality Research: links to projects and programs designed to improve the state of air quality science and policy.

Air Pollutant Watch List and Toxicology

The APWL includes cities or counties that have elevated concentrations of air pollutants. The TCEQ’s Toxicology program oversees the APWL.