Site

State

PM NowCast (ug/m3)

Yacolt-Yacolt Rd

WA

18

Portland - SE Lafayette

OR

17

Portland Near Road

OR

14

Klamath Falls - Peterson Sc...

OR

14

Salem - State Hospital

OR

14

Beaverton - Highland Park S...

OR

13

Hillsboro - Hare Field

OR

11

Seattle-Duwamish

WA

11

Roseburg - Garden Valley Blvd.

OR

10

Tukwila_Allentown

WA

10