Site

State

PM AQI* (ug/m3)

Chamizal C41

TX

12

West Phoenix

AZ

12

Anthony

NM

10

South Phoenix

AZ

10

Santa Teresa

NM

10

Hidden Valley

AZ

9

Phoenix JLG Supersite

AZ

9

Ascarate Park Southeast C37

TX

8

Las Cruces ED

NM

8

Durango Complex

AZ

7