Site

State

PM NowCast (ug/m3)

Shady Cove - Shady Cove School

OR

15

Sunnyside-S 16th

WA

14

Omak-Colville Tribe

WA

14

Colville-E 1st St

WA

13

Wenatchee-Fifth St

WA

13

Ellensburg-Ruby St

WA

13

John Day Dayton St

OR

12

Toppenish-Yakama Tribe

WA

12

Twisp-Glover St

WA

11

Grants Pass - Parkside School

OR

11