Site	State	PM NowCast (ug/m3)
Maple Falls-Azure Way	WA	30
John Day Dayton St	OR	26
Tacoma-L St	WA	24
Marysville-7th Ave	WA	22
Klamath Falls - Peterson Sc...	OR	20
Cottage Grove City Shops	OR	20
Spokane-E Broadway Ave (US)	WA	16
Custer-Loomis (SO-AQS)	WA	14
Toppenish-Yakama Tribe	WA	14
Spokane-Monroe St.	WA	14