Site

State

PM NowCast (ug/m3)

John Day Dayton St

OR

33

Medford Welch & Jackson

OR

24

Grants Pass - Parkside School

OR

21

Colville-E 1st St

WA

16

Twisp-Ewell St

WA

15

Maple Falls-Azure Way

WA

15

Omak-Colville Tribe

WA

14

Lakeview - Center & M

OR

13

Brookings CPFA

OR

13

Brewster Mobile

WA

13