Site

State

PM AQI* (ug/m3)

Spanish Springs

NV

13

Brigham City

UT

11

Sparks

NV

10

Weiser PM25

OR

10

Idaho Falls / Penford

ID

9

Paul E-Sampler

ID

8

St. Lukes Meridian

ID

7

Rexburg PM25

ID

7

Jerome Mack

NV

7

Sunrise Acres

NV

6