Site

State

PM AQI* (ug/m3)

El Paso UTEP C12

TX

9

South Valley

NM

9

Yuma Supersite

AZ

8

Hobbs Jefferson

NM

7

Odessa Gonzales C1014

TX

7

Ascarate Park Southeast C37

TX

7

Anthony

NM

6

Eagle Pass C319

TX

6

Las Cruces ED

NM

6

Hidden Valley

AZ

6