Site

State

PM AQI* (ug/m3)

Weiser PM25

OR

7

NR

UT

6

Sparks

NV

6

Rexburg PM25

ID

6

TRPA Office

NV

5

Utah Tech. Center

UT

5

Jerome Mack

NV

4

Soda Springs PM25

ID

4

Copper View

UT

4

Salmon PM2.5

ID

4