Site

State

PM NowCast (ug/m3)

Spokane-Monroe St.

WA

46

Colbert-Greenbluff

WA

45

Wellpinit-Spokane Tribe

WA

34

Spokane-Augusta Ave

WA

33

Azalea-176 Mobley Dr

OR

33

Sunnyside-S 16th

WA

26

Spokane-E Broadway Ave (US)

WA

25

Colville-E 1st St

WA

24

Clarkston-13th St

WA

22

La Grande Hall & N Sts

OR

18