Site

State

PM AQI* (ug/m3)

Maple Falls-Azure Way

WA

57

La Pine Rural Fire Dept

OR

20

John Day Dayton St

OR

19

Cave Junction Forest Service

OR

19

Tacoma-L St

WA

17

Spokane-Augusta Ave

WA

17

Bend Pine Ridge Elementary ...

OR

17

Omak-Colville Tribe

WA

17

Spokane-E Broadway Ave

WA

17

Oakridge - Willamette Activ...

OR

16