Site	State	PM AQI* (ug/m3)
Klamath Falls - Peterson Sc...	OR	7
Ellensburg-Ruby St	WA	6
Seattle-South Park	WA	5
Cottage Grove City Shops	OR	5
Oakridge - Willamette Activ...	OR	5
Eugene - Wilkes Dr.	OR	4
Eugene - Highway 99	OR	4
Eugene - Amazon Park	OR	4
Sunnyside-S 16th	WA	4
Tacoma-Alexander Ave	WA	4