Site	State	PM AQI* (ug/m3)
Maple Falls-Azure Way	WA	59
Nogales ITN	TX	40
Pinehurst	ID	36
Portola	CA	36
Omak-Colville Tribe	WA	31
Libby Courthouse	MT	31
West Phoenix	AZ	29
Mammoth Lakes	CA	28
Seeley Elementary School	MT	27
South Phoenix	AZ	27