Site

State

PM AQI* (ug/m3)

Hidden Valley

AZ

12

Eagle Pass C319

TX

11

Lubbock 12th Street

TX

8

El Paso UTEP C12

TX

6

South Valley

NM

5

Thirty Third

AZ

5

Odessa Gonzales C1014

TX

5

Hobbs Jefferson

NM

5

Socorro Hueco C49

TX

5

Ascarate Park Southeast C37

TX

4