Site	State	PM AQI* (ug/m3)
Ellensburg-Ruby St	WA	25
Yakima-4th Ave	WA	25
Colville-E 1st St	WA	22
Grants Pass - Parkside School	OR	21
Sunnyside-S 16th	WA	20
Newport-Calispel	WA	18
Medford Welch & Jackson	OR	17
Omak-Colville Tribe	WA	16
Baker City - Forest Service	OR	16
Leavenworth-Evans St	WA	16