Site	State	PM AQI* (ug/m3)
Shenandoah NP	VA	22
Savannah L&A	GA	19
Texarkana New Boston	TX	18
Moore	OK	18
Shreveport Airport	LA	18
North OKC	OK	18
WYLAM	AL	17
Union	OK	17
Houston North Loop C1052	TX	16
Chesterfield	SC	16