Site	State	PM AQI* (ug/m3)
Maple Falls-Azure Way	WA	43
Salem - State Hospital	OR	24
Madras - Westside School	OR	22
John Day Dayton St	OR	21
The Dalles - Cherry Heights	OR	20
Burns - Washington St.	OR	17
Vancouver-NE 84th Ave	WA	17
Twisp-Glover St	WA	17
Colville-E 1st St	WA	17
Ellensburg-Ruby St	WA	17