Site	State	PM AQI* (ug/m3)
Clarkston-13th St	WA	6
Seattle-South Park	WA	5
Cottage Grove City Shops	OR	5
Eugene - Wilkes Dr.	OR	5
Colville-E 1st St	WA	4
Klamath Falls - Peterson Sc...	OR	4
Baker City - Forest Service	OR	4
Oakridge - Willamette Activ...	OR	4
Seattle-Duwamish	WA	4
Springfield City Hall	OR	4