Site

State

PM AQI* (ug/m3)

Hidden Valley

AZ

26

Yuma Supersite

AZ

21

Angel Fire-11 N Angel Fire Rd

NM

14

North Valley

NM

11

South Valley

NM

11

South Phoenix

AZ

10

Mesa - Brooks Reservoir

AZ

10

Casa Grande Downtown

AZ

10

Thirty Third

AZ

10

Durango Complex

AZ

8