Site

State

PM NowCast (ug/m3)

Grants Pass - Parkside School

OR

16

South Bend - First St

WA

15

Seattle-10th & Weller

WA

13

Lakeview - Center & M

OR

11

Twisp-Glover St

WA

11

Seattle-Duwamish

WA

11

Tacoma-Alexander Ave

WA

10

Omak-Colville Tribe

WA

9

Sweet Home - Fire Department

OR

9

Shelton-W Franklin

WA

8