Site

State

PM NowCast (ug/m3)

John Day Dayton St

OR

17

Clarkston-13th St

WA

15

Lyons

OR

14

Sunnyside-S 16th

WA

12

Cove - City Hall

OR

11

Omak-Colville Tribe

WA

11

Baker City - Forest Service

OR

11

Turner - CJHS

OR

10

Silverton

OR

10

Portland - SE Lafayette

OR

9