Site

State

PM AQI* (ug/m3)

Paul E-Sampler

ID

9

Weiser PM25

OR

8

Idaho Falls / Penford

ID

7

Rexburg PM25

ID

6

Sparks

NV

6

Toll

NV

5

Idaho City

ID

5

Shoshone Bannock Tribes

ID

5

Spanish Springs

NV

5

RT

NV

5