Site

State

PM AQI* (ug/m3)

Lubbock 12th Street

TX

20

North Valley

NM

17

Nogales Post Office

AZ

16

Thirty Third

AZ

15

Hobbs Jefferson

NM

14

Amarillo Texas A&M C320

TX

14

South Phoenix

AZ

13

Phoenix JLG Supersite

AZ

13

Durango Complex

AZ

13

West Phoenix

AZ

12