Site	State	PM AQI* (ug/m3)
Ponca City	OK	22
Union	OK	20
San Antonio Old Hwy90 C677	TX	18
North OKC	OK	17
Mission C43	TX	16
Tallahassee Community College	FL	15
Laredo C313	TX	14
Kooker Park	FL	14
St. Marks Wildlife Refuge	FL	14
Pepsi Place	FL	13