Site

State

PM AQI* (ug/m3)

Ascarate Park Southeast C37

TX

15

Hidden Valley

AZ

15

Douglas Red Cross

AZ

15

Santa Teresa

NM

12

South Phoenix

AZ

11

Anthony

NM

10

Yuma Supersite

AZ

8

Tempe

AZ

7

Durango Complex

AZ

7

Phoenix JLG Supersite

AZ

7