Site

State

PM NowCast (ug/m3)

Sunnyside-S 16th

WA

26

Spokane-Augusta Ave

WA

20

Chiloquin

OR

20

Spokane-Monroe St.

WA

19

Eugene - Amazon Park

OR

19

Yakima-4th Ave

WA

18

Springfield City Hall

OR

17

Spokane-E Broadway Ave (US)

WA

15

Clarkston-13th St

WA

15

Kennewick-Metaline

WA

14