Site

State

PM AQI* (ug/m3)

Hobbs Jefferson

NM

8

Durango Complex

AZ

8

Yuma Supersite

AZ

8

Ascarate Park Southeast C37

TX

7

Nogales Post Office

AZ

7

Diablo

AZ

7

Glendale Community College

AZ

6

Odessa Gonzales C1014

TX

6

South Valley

NM

6

Mesa - Brooks Reservoir

AZ

6