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Air 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

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 e-mail alerts for several metropolitan areas throughout Texas.

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 find summaries and reports on one hour and eight hour standards, concentrations and averages.

Automated Gas Chromatography

Automated gas chromatomographic data and monitoring site details, maps and images. Learn how AutoGCs work, their value and limitations.

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.