Site

State

PM AQI* (ug/m3)

Salmon PM2.5

ID

36

Erda

UT

28

Preston PM25 BAM

ID

26

Roosvelt

UT

22

Vernal #4

UT

22

Idaho City

ID

19

Salt Lake City-1881 W North...

UT

19

Nampa Fire Station

ID

18

Rose Park

UT

18

BV

UT

18