Texas Air Quality Portal

This website provides transportation practitioners in Texas with a single, centralized resource that provides information about current and emerging transportation air quality issues, including transportation conformity. This portal was developed by the Texas A&M Transportation Institute (TTI), for the Texas Department of Transportation (TxDOT) as part of the Air Quality and Conformity Technical Support and Analysis interagency contract. It also contains reports, information and resources compiled by TTI under this contract over the past several years.

Visit the Texas Air Quality Portal website.