Site

State

PM AQI* (ug/m3)

Yuma Supersite

AZ

14

Amarillo Texas A&M C320

TX

14

Ascarate Park Southeast C37

TX

11

Durango Complex

AZ

11

Eagle Pass C319

TX

10

Anthony

NM

9

El Paso UTEP C12

TX

9

Hobbs Jefferson

NM

9

Phoenix JLG Supersite

AZ

8

Diablo

AZ

8