Site	State	PM AQI* (ug/m3)
Grants Pass - Parkside School	OR	19
Maple Falls-Azure Way	WA	19
Omak-Colville Tribe	WA	18
Ontario May Roberts Element...	OR	18
Medford Welch & Jackson	OR	17
Klamath Falls - Peterson Sc...	OR	16
Burns - Washington St.	OR	15
Sunnyside-S 16th	WA	15
Enterprise - US Forest Service	OR	14
Brewster Mobile	WA	14