Site

State

PM NowCast (ug/m3)

Spokane-E Broadway Ave (US)

WA

14

Colbert-Greenbluff

WA

13

Spokane-Monroe St.

WA

13

Sunnyside-S 16th

WA

11

Eugene - Highway 99

OR

9

Springfield City Hall

OR

9

Ellensburg-Ruby St

WA

8

Kent-James & Central

WA

8

Roseburg - Garden Valley Blvd.

OR

8

Yakima-4th Ave

WA

8

Maple Falls-Azure Way

WA

8