Site

State

PM AQI* (ug/m3)

Yuma Supersite

AZ

12

Anthony

NM

9

Odessa Gonzales C1014

TX

9

Eagle Pass C319

TX

8

El Paso UTEP C12

TX

8

Hobbs Jefferson

NM

8

South Valley

NM

8

Ascarate Park Southeast C37

TX

7

Nogales Post Office

AZ

7

Santa Teresa

NM

7