Site

State

PM AQI* (ug/m3)

Salmon PM2.5

ID

16

Idaho Falls / Penford

ID

9

Salt Lake City-1881 W North...

UT

8

Idaho City

ID

8

McCall

ID

8

Smithfield

UT

8

Salt Lake City-1881 W North...

UT

7

Garden Valley

ID

7

Nampa Fire Station

ID

6

St. Lukes Meridian

ID

6