Site	State	PM AQI* (ug/m3)
Twisp-Ewell St	WA	39
Crater Lake Rim	OR	34
Colville-E 1st St	WA	31
Clarkston-13th St	WA	23
Omak-Colville Tribe	WA	21
Silver Lake	OR	19
Winthrop-Chewuch Rd	WA	18
Enterprise - US Forest Service	OR	16
Klamath Falls - Peterson Sc...	OR	14
Lakeview - Center & M	OR	14