Site

State

PM AQI* (ug/m3)

Hidden Valley

AZ

17

Durango Complex

AZ

11

South Valley

NM

9

Jefferson

NM

9

Diablo

AZ

9

West Phoenix

AZ

9

Yuma Supersite

AZ

9

North Valley

NM

9

Mesa - Brooks Reservoir

AZ

8

Phoenix JLG Supersite

AZ

8