Site
State
PM AQI* (ug/m3)
JPRECC
KY
27
WATSON
26
DCNearRoad
DC
25
San Antonio Old Hwy90 C677
TX
24
Near Road
RIVER_Terrace
23
Houston East C1
22
King Greenleaf Rec Center
21
FRANCONIA
VA
McMillan Reservoir
20