Site

State

PM AQI* (ug/m3)

Datil-Gila Visitor Center P...

NM

20

Ascarate Park Southeast C37

TX

16

Anthony

NM

15

El Paso UTEP C12

TX

12

Casa Grande Downtown

AZ

11

Amarillo Texas A&M C320

TX

11

Geronimo

AZ

10

Lubbock 12th Street

TX

10

Socorro Hueco C49

TX

10

Odessa Gonzales C1014

TX

9