Site

State

PM AQI* (ug/m3)

Yuma Supersite

AZ

13

Hidden Valley

AZ

12

Hobbs Jefferson

NM

10

Sedona-125 Slide Rock Rd

AZ

9

Odessa Gonzales C1014

TX

8

Durango Complex

AZ

8

Ascarate Park Southeast C37

TX

8

South Valley

NM

8

El Paso UTEP C12

TX

7

Eagle Pass C319

TX

7