Site

State

PM AQI* (ug/m3)

Hidden Valley

AZ

12

Hobbs Jefferson

NM

11

Odessa Gonzales C1014

TX

9

Yuma Supersite

AZ

7

El Paso UTEP C12

TX

7

South Valley

NM

6

Santa Teresa

NM

6

Ascarate Park Southeast C37

TX

6

Anthony

NM

6

Eagle Pass C319

TX

6