Site	State	PM AQI* (ug/m3)
Omak-Colville Tribe	WA	24
Maple Falls-Azure Way	WA	18
John Day Dayton St	OR	12
Colville-E 1st St	WA	11
Burns - Washington St.	OR	9
Marysville-7th Ave	WA	8
Twisp-Ewell St	WA	8
Portland - SE Lafayette	OR	8
Newport-Calispel	WA	8
Clarkston-13th St	WA	8