Site

State

PM NowCast (ug/m3)

Yakima-4th Ave

WA

24

Omak-Colville Tribe

WA

24

Maple Falls-Azure Way

WA

24

John Day Dayton St

OR

22

Sunnyside-S 16th

WA

21

Colville-E 1st St

WA

19

Darrington-Fir St

WA

15

Clarkston-13th St

WA

14

Oakridge - Willamette Activ...

OR

13

Medford Welch & Jackson

OR

13