Site

State

PM NowCast (ug/m3)

South Phoenix

AZ

22

Hidden Valley

AZ

13

Ascarate Park Southeast C37

TX

13

Eagle Pass C319

TX

12

Nogales Post Office

AZ

11

Geronimo

AZ

11

Socorro Hueco C49

TX

10

Tempe

AZ

9

Orange Grove

AZ

8

Grand Canyon ozone bench

AZ

8