Site

State

PM NowCast (ug/m3)

Tacoma-S 36th St

WA

8

Seattle-South Park

WA

7

Spokane-E Broadway Ave (US)

WA

7

Sunnyside-S 16th

WA

6

Ellensburg-Ruby St

WA

6

Kent-James & Central

WA

6

Marysville-7th Ave

WA

6

Port Angeles-E 5th St

WA

5

Springfield City Hall

OR

5

Toppenish-Yakama Tribe

WA

5