Site

State

PM AQI* (ug/m3)

Hidden Valley

AZ

29

Geronimo

AZ

10

El Paso UTEP C12

TX

10

Odessa Gonzales C1014

TX

8

Thirty Third

AZ

8

Yuma Supersite

AZ

7

Anthony

NM

7

Casa Grande Downtown

AZ

7

Mesa - Brooks Reservoir

AZ

7

Ascarate Park Southeast C37

TX

6