Site

State

PM AQI* (ug/m3)

Tacoma-L St

WA

10

Brewster Mobile

WA

9

Omak-Colville Tribe

WA

7

Port Angeles-E 5th St

WA

7

John Day Dayton St

OR

7

Cle Elum Mobile

WA

6

Sunnyside-S 16th

WA

6

Bremerton-Spruce Ave

WA

6

Colbert-Greenbluff

WA

6

Cashmere Mobile

WA

5