Site	State	PM AQI* (ug/m3)
Maple Falls-Azure Way	WA	24
Marysville-7th Ave	WA	22
Seattle-Duwamish	WA	21
Tacoma-L St	WA	20
Klamath Falls - Peterson Sc...	OR	20
Lyons	OR	19
Seattle-10th & Weller	WA	17
Seattle-South Park	WA	16
Portland - SE Lafayette	OR	16
Tukwila_Allentown	WA	15