Site	State	PM AQI* (ug/m3)
Maple Falls-Azure Way	WA	9
Portland - SE Lafayette	OR	8
Klamath Falls - Peterson Sc...	OR	8
Yacolt-Yacolt Rd	WA	7
Portland Near Road	OR	7
Burns - Washington St.	OR	7
Roseburg - Garden Valley Blvd.	OR	6
Beaverton - Highland Park S...	OR	6
Anacortes-202 Ave (SO-AQS)	WA	6
Seattle-10th & Weller	WA	6