Site

State

PM AQI* (ug/m3)

Salt Lake City-1881 W North...

UT

21

Rose Park

UT

20

Salmon PM2.5

ID

20

Hawthorne

UT

18

McCall

ID

16

Lindon

UT

16

Garden City

ID

14

Herriman #3

UT

14

Erda

UT

14

Nampa Fire Station

ID

14