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.

students

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

million

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

incidents

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

Latest News

Biweekly Ozone Report

The Texas Commission on Environmental Quality (TCEQ) has issued 12 Ozone Action Days for the greater Houston area for 2018, all within the last 24 days. The highest values for the Daily Maximum Eight-Hour Ozone Averages for the first two weeks of May were all on May 7. Ozone forms when a mixture of chemicals, mostly from tailpipes and

Pruitt’s EPA announces changes in future enforcement of Clean Air Act

EPA chief Scott Pruitt announced a change last week regarding future enforcement of the Clean Air Act. This change will include feedback from state and local governments on the economic impact of federal pollution regulations. Current federal law and U.S. Supreme Court decisions require the EPA to focus on public health rather than costs when it comes to

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Upcoming Events

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.