Site

State

PM AQI* (ug/m3)

Yuma Supersite

AZ

20

Ascarate Park Southeast C37

TX

14

Odessa Gonzales C1014

TX

13

Hobbs Jefferson

NM

12

Lubbock 12th Street

TX

11

Eagle Pass C319

TX

11

Amarillo Texas A&M C320

TX

10

El Paso UTEP C12

TX

8

Hidden Valley

AZ

7

South Valley

NM

7