Site

State

PM AQI* (ug/m3)

Paul E-Sampler

ID

9

Weiser PM25

OR

7

Harrisville

UT

6

Rexburg PM25

ID

6

Twin Falls PM25

ID

5

McCall

ID

5

Salmon PM2.5

ID

5

Idaho City

ID

5

Sparks

NV

5

Pocatello Garrett and Gould

ID

4