Site

State

PM AQI* (ug/m3)

Chelan-Woodin Ave

WA

22

Anacortes-202 Ave (SO-AQS)

WA

10

John Day Dayton St

OR

10

Kent-James & Central

WA

7

Omak-Colville Tribe

WA

7

Mobile-Yakima

WA

7

Colbert-Greenbluff

WA

7

Wellpinit-Spokane Tribe

WA

6

Sunnyside-S 16th

WA

6

Seattle-South Park

WA

6