Site

State

PM AQI* (ug/m3)

Hidden Valley

AZ

22

Thirty Third

AZ

19

Yuma Supersite

AZ

17

South Valley

NM

16

Durango Complex

AZ

15

Angel Fire-11 N Angel Fire Rd

NM

15

South Phoenix

AZ

14

Phoenix JLG Supersite

AZ

11

Geronimo

AZ

11

Casa Grande Downtown

AZ

10