Site

State

PM AQI* (ug/m3)

FRANCONIA

VA

23

Albemarle HS

VA

23

BUTLER MANUF. CO NEAR REST

VA

22

DCNearRoad

DC

21

Shenandoah NP

VA

20

FIVCO

KY

20

RIVER_Terrace

DC

20

Ponca City

OK

19

McMillan Reservoir

DC

19

WATSON

KY

19