Site

State

PM NowCast (ug/m3)

San Antonio Old Hwy90 C677

TX

19

San Antonio IH35 C1069

TX

19

Austin Webberville Road C171

TX

19

Mission C43

TX

18

Houston North Loop C1052

TX

18

Austin North Hills Drive C3

TX

17

Ft. Worth Northwest C13

TX

15

Von Ormy Highway 16

TX

15

Houston Westhollow C410

TX

15

Austin North Interstate 35 ...

TX

15