Site

State

PM AQI* (ug/m3)

Salmon PM2.5

ID

32

Smithfield

UT

17

McCall

ID

13

Preston PM25 BAM

ID

12

Rose Park

UT

12

Hawthorne

UT

12

Garden Valley

ID

11

Sunrise Acres

NV

11

BV

UT

10

Timpanogos Cave

UT

10