Site	State	PM AQI* (ug/m3)
Eagle Pass C319	TX	18
Hidden Valley	AZ	17
South Phoenix	AZ	15
Socorro Hueco C49	TX	14
Caballo-162 E Grand Percha Rd	NM	13
Odessa Gonzales C1014	TX	12
Santa Fe-703 Alta Vista St	NM	11
Hobbs Jefferson	NM	10
Grand Canyon ozone bench	AZ	10
Winston-285 Saint Cloud Rd	NM	10