EPA Region 9 is responsible for issuing air quality permits on tribal lands in Arizona except for Navajo Nation and Gila River Indian Community. Working to improve the air of Maricopa County so customers, residents, and visitors can live, work, and play in a healthy environment.ADEQ designs and manages a variety of air quality initiatives that improve Arizona's air quality and protect public health and the environment. ADEQ manages a variety of state and federal programs related to air quality, water quality, solid waste, and hazardous waste. Gov ; Mailing Address. Are asked to fill out a comment card and provide it to MAG staff. Out-of-school options for pre-K to grade 12. College. Here are some simple, effective tips for protecting you and your family from the dangers of outdoor air pollution.