Site

State

PM AQI* (ug/m3)

Jefferson

NM

29

South Valley

NM

24

North Valley

NM

23

El Paso UTEP C12

TX

22

Grand Canyon ozone bench

AZ

21

Del Norte

NM

16

Casa Grande Downtown

AZ

15

Odessa Gonzales C1014

TX

15

Tramway

NM

14

Durango Complex

AZ

14