Come here often? Make your homepage » close

Get instant access to Download the XFINITY® One Click Google extension» close


Your XFINITY Connect session has timed out due to inactivity. Click here to go back close

Forbes: America's Dirtiest Cities

9 of 16

4. Fresno-Madera, CA

Population: 1.1 million
Year-round particulate pollution rank: 6
Short-term particulate pollution rank: 2
Ozone pollution rank: 4

More From Forbes:
America’s Most Dangerous Cities
America’s Dirtiest Hotels
The Most Beautiful College Campuses

The opinions expressed are solely those of the author and do not necessarily reflect the views of Comcast.

Ad Info - Ad Feedback

Ad Info - Ad Feedback