Site

State

PM AQI* (ug/m3)

Socorro Hueco C49

TX

13

Ascarate Park Southeast C37

TX

10

Phoenix JLG Supersite

AZ

9

Anthony

NM

9

Eagle Pass C319

TX

8

El Paso UTEP C12

TX

8

Hobbs Jefferson

NM

7

Yuma Supersite

AZ

7

Hidden Valley

AZ

7

Odessa Gonzales C1014

TX

6