Air Quality

​Nonattainment means that a geographic area has not consistently met the clean air levels set by the U.S. Environmental Protection Agency in the National Ambient Air Quality Standards. Legal descriptions of these areas are available in Oregon Administrative Rules, Chapter 340, Division 204-0010.

Current nonattainment areas in Oregon


Klamath Falls 
Oakridge PM2.5 Nonattainment Area

DEQ oversees the Oakridge PM2.5 Nonattainment Area, under the authority of the Lane Regional Air Protection Agency​ 



​DEQ oversees the Oakridge PM10 Nonattainment Area, under the authority of the Lane Regional Air Protection Agency