We Learn

We research Houston’s greatest air pollution challenges in collaboration with universities, regulators, and partner organizations to understand how to improve public health and quality of life.

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We Teach

Education is at the heart of Air Alliance Houston. We offer programs to give environmental organizations and green business a forum to share their work and knowledge with the public.

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We Equip

We offer tools, information, and resources to every Houstonian who wants to make our city healthier. Our ozone map gives real-time air quality so we can make good decisions for ourselves and our families.

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We Promote

We advocate for Houston’s fenceline communities, meet with legislators, partner with regulators, and organize meetings between industry and communities, and promote health and clean air related events.

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ozone days

2015 was a bad year for air quality. With ozone days increasing, our work is needed more than ever.


Our educational program reached thousands of elementary and middle school students during the 2015-16 school year. Has your child seen Ozone Theater?


Pounds of pollution released during "malfunction and maintenance" events in Texas in 2015.


Number of so-called "malfunction and maintenance" events occurring in 2015.

Latest News

Air Pollution in the News

We have generated an estimated 228 news stories during the events of Hurricane Harvey. We will like to give special thanks to New York Times, Washington Post, Wall Street Journal, Los Angeles Times, Bloomberg, Politico, Houston Chronicle, Dallas Morning News, Financial Times, Esquire, NPR’s Morning Edition and CNN, among many others for their outstanding reporting

Hurricane Links and Resources

Smell Something? Please complete our Odor Log so that we may collect a record of your experience. City of Houston air pollution complaints should be directed to 311 – Phone: (713) 837-0311 Harris County air pollution complaints should go through the Pollution Control Services Department – Phone: (713) 920-2831 All other air pollution complaints should be directed to

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Upcoming Events

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Do you know your current ozone level?

Get real-time information about the current level of ozone, a dangerous pollutant with serious health risks, in your area. Breathing ozone can trigger health problems, so use our ozone map to make good decisions about when to spend time outside.