Site	State	PM NowCast (ug/m3)
Clarkston-13th St	WA	25
Sunnyside-S 16th	WA	24
John Day Dayton St	OR	19
Spokane-Monroe St.	WA	16
Walla Walla-12th St	WA	15
Kennewick-Metaline	WA	15
Corvallis - Circle Blvd.	OR	14
White Swan-Yakama Tribe	WA	14
Leavenworth-Evans St	WA	14
Colville-E 1st St	WA	13
Toppenish-Yakama Tribe	WA	13