Site

State

PM AQI* (ug/m3)

Hobbs Jefferson

NM

46

Socorro Hueco C49

TX

31

Odessa Gonzales C1014

TX

29

Ascarate Park Southeast C37

TX

24

Laredo C313

TX

23

Hidden Valley

AZ

22

Anthony

NM

20

Hillsboro-2643 Highway 27

NM

20

DCNearRoad

DC

20

Big Bend NP

TX

20