Site	State	PM AQI* (ug/m3)
Marysville-7th Ave	WA	7
Colville-E 1st St	WA	6
Clarkston-13th St	WA	6
Seattle-South Park	WA	6
Colbert-Greenbluff	WA	6
Klamath Falls - Peterson Sc...	OR	6
Sunnyside-S 16th	WA	5
Spokane-E Broadway Ave (US)	WA	5
Omak-Colville Tribe	WA	5
Portland Near Road	OR	5