Site	State	PM AQI* (ug/m3)
Maple Falls-Azure Way	WA	17
John Day Dayton St	OR	12
Marysville-7th Ave	WA	12
Klamath Falls - Peterson Sc...	OR	11
Sunnyside-S 16th	WA	11
Tacoma-L St	WA	11
Custer-Loomis (SO-AQS)	WA	10
Spokane-E Broadway Ave (US)	WA	10
Toppenish-Yakama Tribe	WA	9
Salem - State Hospital	OR	9