Site	State	PM AQI* (ug/m3)
Omak-Colville Tribe	WA	27
Tacoma-Alexander Ave	WA	18
Quincy 3rd	WA	18
Winthrop-Chewuch Rd	WA	17
Darrington-Fir St	WA	16
Twisp-Ewell St	WA	14
Klamath Falls - Peterson Sc...	OR	13
North Bend-North Bend Way (SO)	WA	13
Spokane-E Broadway Ave	WA	12
Medford Welch & Jackson	OR	11