Site
State
PM AQI* (ug/m3)
Portola
CA
42
Fresno - Garland
39
Compton
38
Mammoth Lakes
36
Fresno-Foundry Park
35
San Jose - Jackson St.
27
Vallejo
Chico - East
25
Quincy BAM
24
Clovis - N. Villa Ave
23