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For 17 years, the American Lung Association has analyzed data from official air quality monitors to compile the State of the Air report. The more you learn about the air you breathe, the more you can protect your health and take steps to make our air cleaner and healthier.

What's the State of Your Air?

Key Findings

More than 5 in 10 people live where pollution levels are too often dangerous to breathe.

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City Rankings

Which cities have the highest levels of air pollution? Which are the cleanest? Check out the maps here.

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Health Risks

Ozone and particle pollution are the most widespread pollutants—and among the most dangerous.

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For the Media

Journalists can access press releases, experts available for interview, b-roll, the full "State of the Air" report and more.

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Join Our Fight

The American Lung Association fights to clean up the air we breathe. We fight because dirty air harms our health and can threaten life itself. Would you join us in the fight for air?

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Share Your Story

We all have a reason to fight for clean air. People just like you have shared some personal stories that highlight the need for healthy, safe air. Read the stories they have shared or share your own.

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Ask An Expert

Questions about your lung health? Need help finding healthcare? Call 1-800-LUNGUSA.

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Lung cancer is the #1 cancer killer and we are determined to defeat it.

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