Site

State

PM NowCast (ug/m3)

Maple Falls-Azure Way

WA

30

Dayton-W Main

WA

24

The Dalles - Cherry Heights

OR

23

Walla Walla-12th St

WA

23

Yakima-4th Ave

WA

22

Toppenish-Yakama Tribe

WA

21

Sunnyside-S 16th

WA

19

Darrington-Fir St

WA

18

White Swan-Yakama Tribe

WA

18

Lakeview - Center & M

OR

16