Site

State

PM NowCast (ug/m3)

Maple Falls-Azure Way

WA

40

Marysville-7th Ave

WA

31

Eugene - Amazon Park

OR

30

John Day Dayton St

OR

29

Tacoma-L St

WA

28

Eugene - Highway 99

OR

26

Walla Walla-12th St

WA

25

Pendleton - McKay Creek

OR

24

Prineville - Davidson Park

OR

23

Cave Junction Forest Service

OR

23