Site

State

PM AQI* (ug/m3)

Sunnyside-S 16th

WA

32

John Day Dayton St

OR

29

Toppenish-Yakama Tribe

WA

29

Yakima-4th Ave

WA

25

Ellensburg-Ruby St

WA

23

Roseburg Fire Dept

OR

15

Oakridge - Willamette Activ...

OR

14

Pendleton - McKay Creek

OR

14

Cashmere Mobile

WA

14

Leavenworth-Evans St

WA

13