Site

State

PM NowCast (ug/m3)

Omak-Colville Tribe

WA

133

Winthrop-Chewuch Rd

WA

122

Oroville-1117 Main St

WA

114

Coulee Dam-247 Schoolhouse ...

WA

108

Twisp-Ewell St

WA

105

Marshall

MN

88

Lakeville - Near Road

MN

76

Colville-E 1st St

WA

72

Apple Valley

MN

72

St. Paul-Harding H.S.

MN

71