Site	State	PM AQI* (ug/m3)
Chiloquin	OR	54
Maple Falls-Azure Way	WA	31
Spokane-E Broadway Ave (US)	WA	30
Eugene - Amazon Park	OR	28
Chiloquin	OR	27
Tacoma-L St	WA	26
Spokane-Augusta Ave	WA	26
Oakridge - Willamette Activ...	OR	25
Prineville - Davidson Park	OR	24
Omak-Colville Tribe	WA	23