Site

State

AQI*

Salmon PM2.5

ID

27

Sunrise Acres

NV

23

Jerome Mack

NV

22

Rose Park

UT

22

Smithfield

UT

21

Hawthorne

UT

20

RT

NV

19

Brigham City

UT

18

Ogden #2

UT

16

Paul Meyer

NV

16