Site	State	PM AQI* (ug/m3)
Maple Falls-Azure Way	WA	22
Portland - SE Lafayette	OR	20
Klamath Falls - Peterson Sc...	OR	17
Burns - Washington St.	OR	17
Toppenish-Yakama Tribe	WA	17
Yakima-4th Ave	WA	16
Portland Lane Middle School	OR	16
John Day Dayton St	OR	15
Sunnyside-S 16th	WA	15
Cave Junction Forest Service	OR	14