Site

State

PM AQI* (ug/m3)

Paul E-Sampler

ID

7

Weiser PM25

OR

7

Rexburg PM25

ID

6

Idaho Falls / Penford

ID

5

Soda Springs PM25

ID

4

Shoshone Bannock Tribes

ID

4

RT

NV

4

Twin Falls PM25

ID

3

Rose Park

UT

3

Sunrise Acres

NV

3