Site	State	PM AQI* (ug/m3)
Maple Falls-Azure Way	WA	22
Prineville - Davidson Park	OR	20
Tacoma-L St	WA	16
Madras - Westside School	OR	16
John Day Dayton St	OR	15
Klamath Falls - Peterson Sc...	OR	15
Lyons	OR	14
Yakima-4th Ave	WA	14
Colville-E 1st St	WA	14
Portland Near Road	OR	14