Site

State

PM AQI* (ug/m3)

Rose Park

UT

11

Spanish Fork

UT

10

Lindon

UT

10

Copper View

UT

9

Herriman #3

UT

9

Brigham City

UT

8

BV

UT

8

Jean

NV

8

Idaho Falls / Penford

ID

7

Paul E-Sampler

ID

7