What's the State of YOUR Air?

For 21 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 the air cleaner and healthier.

City Rankings

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

Cleanest Cities

The cities on the cleanest cities lists for ozone and for short-term levels of particle pollution had no days with unhealthy levels of ozone or particle pollution.

Most Polluted Cities

The cities are ranked by the air quality in the most polluted county in the metropolitan area.

States

Get the report card for your state's air quality, including high ozone days, particle pollution and groups at risk.

Compare Your Air

Find out how your city measures up when it comes to air pollution.

Get Started

Shared Stories

We all have a reason to champion 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.

Audrey S.

It’s important to help others who are facing serious health challenges. At the age of 8, I learned I could make a difference… READ MORE

Caroline M.

Both my sixteen-year-old son and eleven-year-old daughter have had severe asthma nearly their entire lives. READ MORE

Chandra B.

My life changed forever on August 11, 2010. A typical hot, muggy August day, my beloved son Jovante returned home after his varsity football practice and had an asthma attack. READ MORE

Cheryl C.

A cold is not just a cold for a child with asthma. It can quickly turn into pneumonia or worse, hospitalization. A change in weather as well as days when we have a lot of air pollution or wildfire smoke can also be a problem. READ MORE

Dan D.

I was first diagnosed with COPD in the late 1980's. The disease continued to progress robbing me of my ability to work. As my quality of life rapidly deteriorated, I soon became unable to function without round-the-clock oxygen therapy. READ MORE

Share Your Story

View More Stories

For the Media

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

Get Resources

What's the State of YOUR Air?

Select your location to view data by state, county, and metropolitan statistical areas.

In Memoriam

Key Findings