Site

State

PM AQI* (ug/m3)

Odessa Gonzales C1014

TX

10

Hobbs Jefferson

NM

9

Ascarate Park Southeast C37

TX

9

El Paso UTEP C12

TX

8

Chamizal C41

TX

7

South Phoenix

AZ

7

Tempe

AZ

7

Socorro Hueco C49

TX

6

Diablo

AZ

6

Anthony

NM

6