Site

State

PM AQI* (ug/m3)

Hidden Valley

AZ

21

Alamo Lake

AZ

12

Farmington-1800 E 30th St

NM

11

Eastwood

AZ

10

North Phoenix

AZ

9

Yuma Supersite

AZ

9

Mesa - Brooks Reservoir

AZ

9

Phoenix JLG Supersite

AZ

9

West Phoenix

AZ

9

South Valley

NM

8