Site

State

AQI*

Salmon PM2.5

ID

29

Roosvelt

UT

20

Vernal #4

UT

16

Idaho City

ID

15

Smithfield

UT

12

Paul Meyer

NV

11

RT

NV

10

Preston PM25 BAM

ID

9

Ogden #2

UT

9

Jerome Mack

NV

8