Site

State

PM AQI* (ug/m3)

Rose Park

UT

20

BV

UT

18

Copper View

UT

17

McCall

ID

17

Salmon PM2.5

ID

17

Hawthorne

UT

16

Nampa Fire Station

ID

16

Jerome Mack

NV

15

Roosvelt

UT

15

Idaho City

ID

15