Site

State

PM AQI* (ug/m3)

Ascarate Park Southeast C37

TX

8

Eagle Pass C319

TX

8

El Paso UTEP C12

TX

8

Chamizal C41

TX

7

Hobbs Jefferson

NM

7

South Valley

NM

6

Durango Complex

AZ

6

Thirty Third

AZ

6

Yuma Supersite

AZ

5

Taos Fire Station

NM

5