Site

State

PM AQI* (ug/m3)

Idaho City

ID

9

Idaho Falls / Penford

ID

8

Twin Falls PM25

ID

6

McCall

ID

6

Roosvelt

UT

6

Ranchos

NV

6

Copper View

UT

6

Salmon PM2.5

ID

6

BV

UT

6

Vernal #4

UT

6