Site	State	PM AQI* (ug/m3)
Colville-E 1st St	WA	34
Rosalia-Josephine St	WA	19
Spokane-E Broadway Ave (US)	WA	18
Spokane-Augusta Ave	WA	18
Spokane-Monroe St.	WA	17
Colbert-Greenbluff	WA	15
Wellpinit-Spokane Tribe	WA	14
Clarkston-13th St	WA	13
Ritzville-Alder St	WA	11
Omak-Colville Tribe	WA	11