Site	State	PM AQI* (ug/m3)
Clarkston-13th St	WA	26
Klamath Falls - Peterson Sc...	OR	21
Sunnyside-S 16th	WA	21
Yakima-4th Ave	WA	19
Portland - SE Lafayette	OR	18
Portland Near Road	OR	18
Toppenish-Yakama Tribe	WA	17
Burns - Washington St.	OR	17
Lakeview - Center & M	OR	16
John Day Dayton St	OR	15