Lake City is in the top ten for worst ozone pollution in the U.S., according to the American Lung Association.

The Salt Lake City-Provo-Orem area is the ninth-worst U.S. metro for ozone pollution, according to the American Lung Association's 2025 State of the Air report. Why it matters: Inhaling ground-level ozone,

Air pollution levels keep getting worse for more people in the US, according to a new report, and experts say the Trump administration’s proposed deregulation plans will make it even harder for people to get clean air.