Site	State	AQI*
Omak-Colville Tribe	WA	15
Colville-E 1st St	WA	14
Twisp-Glover St	WA	14
Auburn M St SE	WA	11
Ellensburg-Ruby St	WA	11
John Day Dayton St	OR	10
Leavenworth-Evans St	WA	9
Winthrop-Chewuch Rd	WA	9
Port Angeles-E 5th St	WA	9
Toppenish-Yakama Tribe	WA	8