Site

State

PM NowCast (ug/m3)

Marysville-7th Ave

WA

5

Seattle-South Park

WA

5

Portland Near Road

OR

5

Ellensburg-Ruby St

WA

4

Kent-James & Central

WA

4

Vancouver-NE 84th Ave

WA

4

Oak Harbor-SW 6th (US)

WA

4

Springfield City Hall

OR

4

Tacoma-L St

WA

4

Port Angeles-E 5th St

WA

4

Mobile-White Salmon

WA

4