Site

State

PM NowCast (ug/m3)

Portland - SE Lafayette

OR

19

Klamath Falls - Peterson Sc...

OR

19

Roseburg - Garden Valley Blvd.

OR

14

Maple Falls-Azure Way

WA

14

Yacolt-Yacolt Rd

WA

13

Portland Near Road

OR

12

Burns - Washington St.

OR

12

Beaverton - Highland Park S...

OR

12

Salem - State Hospital

OR

12

Sweet Home - Fire Department

OR

11