Site

State

AQI*

Salmon PM2.5

ID

44

Smithfield

UT

26

Jerome Mack

NV

25

Sunrise Acres

NV

22

Rose Park

UT

19

Hawthorne

UT

17

RT

NV

15

Idaho City

ID

15

Preston PM25 BAM

ID

14

Copper View

UT

13