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