Site	State	PM AQI* (ug/m3)
Sunnyside-S 16th	WA	17
Clarkston-13th St	WA	16
Spokane-Monroe St.	WA	16
Spokane-E Broadway Ave (US)	WA	15
Wenatchee-Fifth St	WA	14
Chelan-Woodin Ave	WA	14
Seattle-10th & Weller	WA	14
Spokane-Augusta Ave	WA	13
Rosalia-Josephine St	WA	13
Twisp-Glover St	WA	13