Site

State

PM AQI* (ug/m3)

Hidden Valley

AZ

23

Thirty Third

AZ

10

Geronimo

AZ

8

Durango Complex

AZ

8

Odessa Gonzales C1014

TX

8

El Paso UTEP C12

TX

7

Jefferson

NM

7

Socorro Hueco C49

TX

7

Yuma Supersite

AZ

7

Ascarate Park Southeast C37

TX

7