Site	State	PM AQI* (ug/m3)
Sunnyside-S 16th	WA	17
Clarkston-13th St	WA	12
Omak-Colville Tribe	WA	12
Colville-E 1st St	WA	11
Madras - Westside School	OR	11
Enterprise - US Forest Service	OR	10
Winthrop-Chewuch Rd	WA	10
Colbert-Greenbluff	WA	10
Ritzville-Alder St	WA	10
Taholah-Quinault Tribe	WA	10