Site

State

PM AQI* (ug/m3)

Datil-Gila Visitor Center P...

NM

24

Hidden Valley

AZ

13

Anthony

NM

13

Ascarate Park Southeast C37

TX

12

Socorro-1058 Park St

NM

10

Geronimo

AZ

9

El Paso UTEP C12

TX

9

Thirty Third

AZ

9

Socorro Hueco C49

TX

9

Yuma Supersite

AZ

9