Site	State	PM AQI* (ug/m3)
Colbert-Greenbluff	WA	46
Spokane-Monroe St.	WA	34
Spokane-Augusta Ave	WA	32
Spokane-E Broadway Ave (US)	WA	27
Azalea-176 Mobley Dr	OR	20
Wellpinit-Spokane Tribe	WA	19
Sunnyside-S 16th	WA	17
Clarkston-13th St	WA	17
Omak-Colville Tribe	WA	14
Colville-E 1st St	WA	13