Site	State	AQI*
Colville-E 1st St	WA	22
Twisp-Glover St	WA	19
Yakima-4th Ave	WA	17
Burns - Washington St.	OR	16
Winthrop-Chewuch Rd	WA	11
John Day Dayton St	OR	11
Grants Pass - Parkside School	OR	11
The Dalles - Cherry Heights	OR	11
Sunnyside-S 16th	WA	10
Clarkston-13th St	WA	10