Site	State	PM AQI* (ug/m3)
Omak-Colville Tribe	WA	15
Portland - SE Lafayette	OR	13
Maple Falls-Azure Way	WA	12
Tacoma-L St	WA	11
Marysville-7th Ave	WA	10
Lyons	OR	10
Vancouver-NE 84th Ave	WA	9
Spokane-E Broadway Ave (US)	WA	9
John Day Dayton St	OR	9
Seattle-South Park	WA	9