Site

State

PM AQI* (ug/m3)

Bend - Pump Station

OR

18

Maple Falls-Azure Way

WA

16

Tacoma-L St

WA

15

Marysville-7th Ave

WA

15

Kent-James & Central

WA

13

Tukwila_Allentown

WA

13

Tacoma-S 36th St

WA

12

Seattle-10th & Weller

WA

12

La Pine Rural Fire Dept

OR

12

Sunnyside-S 16th

WA

11