Site	State	PM NowCast (ug/m3)
Omak-Colville Tribe	WA	27
Sunnyside-S 16th	WA	24
Colville-E 1st St	WA	22
Yakima-4th Ave	WA	19
Ontario May Roberts Element...	OR	18
Maple Falls-Azure Way	WA	17
Hermiston - Municipal Airport	OR	17
Toppenish-Yakama Tribe	WA	16
Walla Walla-12th St	WA	14
Colbert-Greenbluff	WA	14
Newport-Calispel	WA	14