Site

State

PM AQI* (ug/m3)

Brownsville C80

TM

21

Houston Westhollow C410

TX

21

Laredo C313

TX

20

Temple Georgia C1045

TX

19

Houston North Loop C1052

TX

19

Houston East C1

TX

18

Houston North Wayside C405

TX

18

Baytown C148

TX

18

Clinton C403

TX

18

Mission C43

TX

17