Site

State

PM AQI* (ug/m3)

West Phoenix

AZ

17

Durango Complex

AZ

17

Jefferson

NM

16

South Phoenix

AZ

14

North Valley

NM

13

Phoenix JLG Supersite

AZ

13

Eastwood

AZ

11

Nogales Post Office

AZ

11

Chamizal C41

TX

10

South Valley

NM

10