Site

State

PM NowCast (ug/m3)

Yakima-4th Ave

WA

30

Sunnyside-S 16th

WA

27

Toppenish-Yakama Tribe

WA

24

Twisp-Glover St

WA

23

Pendleton - McKay Creek

OR

22

John Day Dayton St

OR

21

Shady Cove - Shady Cove School

OR

21

Medford Welch & Jackson

OR

20

Portland Near Road

OR

19

Omak-Colville Tribe

WA

18