Site

State

PM NowCast (ug/m3)

Colbert-Greenbluff

WA

69

Spokane-Augusta Ave

WA

59

Spokane-Monroe St.

WA

45

Spokane-E Broadway Ave (US)

WA

42

Colville-E 1st St

WA

19

Sunnyside-S 16th

WA

16

Omak-Colville Tribe

WA

12

Cove - City Hall

OR

11

Wellpinit-Spokane Tribe

WA

11

Rosalia-Josephine St

WA

11