Site

State

PM AQI* (ug/m3)

West Phoenix

AZ

14

Jefferson

NM

13

Nogales Post Office

AZ

13

North Valley

NM

13

Phoenix JLG Supersite

AZ

12

South Valley

NM

11

Durango Complex

AZ

10

South Phoenix

AZ

9

North Phoenix

AZ

8

Del Norte

NM

8