Site

State

PM AQI* (ug/m3)

Cle Elum Mobile

WA

23

Sunnyside-S 16th

WA

16

Maple Falls-Azure Way

WA

14

Toppenish-Yakama Tribe

WA

13

Yakima-4th Ave

WA

13

John Day Dayton St

OR

13

Hood River West Side FD

OR

13

Brewster Mobile

WA

13

Omak-Colville Tribe

WA

12

Cashmere Mobile

WA

12