Site

State

PM AQI* (ug/m3)

CTCLUSI Radar Hill-OR

OR

16

Seattle-South Park

WA

11

Portland Near Road

OR

11

Silverton

OR

10

Salem - State Hospital

OR

10

Eugene - Amazon Park

OR

10

Portland - SE Lafayette

OR

10

Taholah-Quinault Tribe

WA

10

Chehalis-Market Blvd

WA

10

Eugene - Wilkes Dr.

OR

10