Site

State

PM AQI* (ug/m3)

Lafayette

LA

13

Texarkana New Boston

TX

12

Westlake

LA

12

Baytown C148

TX

12

Jackson NCORE

MS

11

Houston East C1

TX

11

HERNANDO

MS

11

Moore

OK

11

Brownsville C80

TM

11

CLEVELAND

MS

11