Site

State

PM AQI* (ug/m3)

Odessa Gonzales C1014

TX

21

Hobbs Jefferson

NM

16

Hidden Valley

AZ

15

Lubbock 12th Street

TX

14

Ascarate Park Southeast C37

TX

13

Eagle Pass C319

TX

11

El Paso UTEP C12

TX

11

Casa Grande Downtown

AZ

10

Socorro Hueco C49

TX

10

Amarillo Texas A&M C320

TX

9