Site

State

PM AQI* (ug/m3)

Idaho City

ID

17

Jerome Mack

NV

13

Ranchos

NV

12

Roosvelt

UT

11

Rose Park

UT

11

Sunrise Acres

NV

10

Sparks

NV

10

Vernal #4

UT

10

Ogden #2

UT

9

Brigham City

UT

9