Site

State

PM AQI* (ug/m3)

Santa Fe-1 El Alto

NM

34

Hidden Valley

AZ

20

Grand Canyon ozone bench

AZ

20

North Valley

NM

19

South Valley

NM

19

Tramway

NM

17

Jefferson

NM

16

Del Norte

NM

15

Taos Fire Station

NM

13

Eagle Pass C319

TX

13