Site

State

PM AQI* (ug/m3)

MOUNDSVILLE

WV

24

Lancaster DW

PA

19

Steubenville

OH

15

Johnstown

PA

15

St Theodosius

OH

15

GC_MAD

IL

14

Larwill

IN

14

Charleroi

PA

14

ALSIP

IL

14

Smoky Row Near Road

OH

14