Site
State
PM AQI* (ug/m3)
South Phoenix
AZ
32
Calexico - Ethel Street
CA
28
MOUNDSVILLE
WV
27
PECK
KS
26
Anaheim
Otay Mesa - Donovan
Durango Complex
24
Tempe
23
WHlthDpt
22
Mira Loma - Van Buren