The Southwest Ohio Air Quality Agency provides information and resources to help residents understand how air quality affects their lives. The Agency serves the residents of Butler, Clermont, Clinton, Hamilton and Warren counties.

Open Burning

Most outdoor fires are illegal or limited to protect air quality.


Residents are encouraged to report outdoor odors, smoke, and other air quality related concerns to the Agency.

Idle Free

The easiest way residents can help maintain healthy air quality is by turning off their vehicles when not driving.