Site	State	PM AQI* (ug/m3)
Sunnyside-S 16th	WA	25
Toppenish-Yakama Tribe	WA	21
Maple Falls-Azure Way	WA	18
Yakima-4th Ave	WA	14
Tacoma-L St	WA	12
Kennewick-Metaline	WA	11
John Day Dayton St	OR	11
Darrington-Fir St	WA	11
Madras - Westside School	OR	11
Clarkston-13th St	WA	10