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Air Quality Data and Evaluations

Data on current and historical air pollution and weather measurements, air monitoring and emissions, ratings for Texas cities.

 

Air Quality Forecast and Ozone Action Day E-Mail Alerts
Sign up to receive Today's Texas Air Quality Forecast and Ozone Action Day e-mail alerts for several metropolitan areas throughout Texas.

General Air Pollution and Meteorological Data

Current and historical air pollution and weather measurements in Texas.

Ozone Data

Current and historical measurements of ozone air pollution in Texas.

PM 2.5 Data: Soot, Dust, Smoke (Particulate Matter)

Current and historical measurements of PM 2.5 air pollution in Texas.

TexAER (Texas Air Emissions Repository)

Use TexAER to create, export, and print reports on non-point air emissions inventories from on-road mobile, non-road mobile, biogenic, and area sources. TexAER contains historical, current, and projected future case emissions inventory data, as well as control strategy information. You can customize your report to include specific locations, source classification codes (SCCs), time periods, units of measure, and other parameters.

Area Source Emissions

Small emission sources are inventoried as a group (area source), such as some commercial, industrial, governmental or institutional sources from a specific area.

Toxicology

Download Lists of Effects Screening Levels (ESLs)
Download previous and current effects screening levels lists used in the review of air permitting data, and sign up to receive ESL-related announcements.

Air Pollutant Watch List
The Air Pollutant Watch List alerts technical personnel to cities and counties within the state that have areas with elevated concentrations of air pollutants.

Toxicological Evaluations of Ambient Air Monitoring Data
Evaluations of air quality data collected across the state for potential health effects and odors.

TCEQ Data Clearinghouse

Data not available online?

See standard and customized data and reports available for purchase from the TCEQ and how to request them.

Toxicology

TCEQ Toxicology
Toxicology is used to help us make scientifically sound decisions when developing environmental regulation and policy.