Site

State

PM NowCast (ug/m3)

Ritzville-Alder St

WA

18

Portland Near Road

OR

12

Hillsboro - Hare Field

OR

10

Portland - SE Lafayette

OR

10

Sunnyside-S 16th

WA

9

Vancouver-NE 84th Ave

WA

9

Cove - City Hall

OR

8

Portland - Sauvie Island

OR

8

Silverton

OR

8

Eugene - Amazon Park

OR

7