Site

State

PM AQI* (ug/m3)

Datil-Gila Cliff Dwelling V...

NM

29

Hidden Valley

AZ

22

Yuma Supersite

AZ

16

Ascarate Park Southeast C37

TX

12

Hobbs Jefferson

NM

11

Socorro Hueco C49

TX

11

Odessa Gonzales C1014

TX

10

Phoenix JLG Supersite

AZ

9

Amarillo Texas A&M C320

TX

9

Lubbock 12th Street

TX

8