Site

State

PM NowCast (ug/m3)

Shady Cove - Shady Cove School

OR

99

Klamath Falls - Peterson Sc...

OR

91

Medford Welch & Jackson

OR

63

Grangeville

ID

63

Salmon PM2.5

ID

57

Butte Greely School

MT

54

Grand Canyon ozone bench

AZ

51

Hamilton PS 46

MT

46

Lake Park

UT

44

Rossiter Pump House

MT

44