Site

State

PM AQI* (ug/m3)

Brigham City

UT

8

Paul E-Sampler

ID

8

Weiser PM25

OR

7

Rexburg PM25

ID

6

RT

NV

5

Idaho Falls / Penford

ID

5

Vernal #4

UT

5

Enoch

UT

5

St. Lukes Meridian

ID

4

Soda Springs PM25

ID

4