Site

State

PM AQI* (ug/m3)

Lakeview - Center & M

OR

11

Eugene - Amazon Park

OR

8

Custer-Loomis (SO-AQS)

WA

8

Klamath Falls - Peterson Sc...

OR

7

Seattle-South Park

WA

6

Sunnyside-S 16th

WA

6

Cottage Grove City Shops

OR

5

Eugene - Wilkes Dr.

OR

5

Colville-E 1st St

WA

5

Omak-Colville Tribe

WA

5