Site

State

PM AQI* (ug/m3)

CHI_COM

IL

20

ALSIP

IL

20

St Regis Mohawk-NY

NY

18

Liberty (SAHS)

PA

17

CARY

IL

17

Newark Firehouse

NJ

16

Arendtsville

PA

16

Kittanning

PA

15

GC_MAD

IL

15

Fort Lee Near Road

NJ

15