Site

State

PM AQI* (ug/m3)

Yuma Supersite

AZ

11

Durango Complex

AZ

10

El Paso UTEP C12

TX

8

Hobbs Jefferson

NM

8

Hidden Valley

AZ

8

West Phoenix

AZ

7

Phoenix JLG Supersite

AZ

7

South Phoenix

AZ

7

Ascarate Park Southeast C37

TX

7

Odessa Gonzales C1014

TX

7