Site

State

PM NowCast (ug/m3)

Eagle Pass C319

TX

24

Hanover-297 Manzana Rojo

NM

21

South Phoenix

AZ

17

Tempe

AZ

15

Big Bend NP

TX

13

Hidden Valley

AZ

12

Grand Canyon ozone bench

AZ

11

Yuma Supersite

AZ

10

South Valley

NM

9

Mesa - Brooks Reservoir

AZ

9

Durango Complex

AZ

9