Site

State

PM NowCast (ug/m3)

Ellensburg-Ruby St

WA

25

Clarkston-13th St

WA

20

Yakima-4th Ave

WA

19

Sunnyside-S 16th

WA

19

Toppenish-Yakama Tribe

WA

16

Spokane-Monroe St.

WA

16

Spokane-Augusta Ave

WA

16

Prineville - Davidson Park

OR

15

Maple Falls-Azure Way

WA

15

Kennewick-Metaline

WA

15