Site

State

PM AQI* (ug/m3)

Mission C43

TX

36

Brownsville C80

TM

35

Isla Blanca C323/C667

TX

34

Corpus Christi - National S...

TX

32

Hidden Valley

AZ

30

BRAIDWD

IL

26

South Bend-Shields Dr

IN

25

Corpus Christi Huisache C98

TX

24

Joliet

IL

24

Davenport, 10th & Vine

IA

23