Site

State

PM AQI* (ug/m3)

Fargo NW

ND

5

TRNP-NU

ND

5

Porthill

BC

5

Kamiah-ID

ID

4

St. Maries

ID

4

Broadus

MT

4

Potlatch

ID

4

Juliaetta E-sampler

ID

4

Cottonwood E-sampler

ID

4

Unit153

MT

4