Commitment to Improve Air Quality

downtown Phoenix at sunrise

How Ozone Impacts the Maricopa Region

Clean air is critical to our health, economy, and quality of life. By failing to meet the federal standards for clean air, our regional economy could lose millions of dollars each year, and your health is at serious risk.
desert mountain landscape sunset

Commitment to Air Quality

MAG, Maricopa County, the Arizona Department of Environmental Quality, and the Arizona Department of Transportation have an impressive record in improving our air quality.
desert landscape sagauro cactus at sunset

Do Your Part to Control Dust Pollution

Learn ways you can reduce dust pollution: Tips, advice, and helpful links.

MAG In a Minute

In this quick video, learn more about how the Maricopa Association of Governments develops broad strategies to ensure that the MAG region grows clean through environmental planning.

Grant Opportunities

illustration to reduce Co2 wind, solar, EV, bicycle

Climate Pollution Reduction Grant Program

The EPA's CPRG program provides $5 billion to states, local governments, tribes, and territories to tackle climate pollution and contribute to cleaner air.

Environmental Analyses

overview of downtown Phoenix looking down from desert mountain

Conformity Analysis

As the Metropolitan Planning Organization (MPO) for the region, MAG performs air quality conformity analysis on regional transportation plans and transportation improvement plans for Maricopa County and parts of Pinal County, as required by the Clean Air Act.
desert mountain sunset

Regional Air Quality Modeling Analyses

MAG conducts the regional air quality modeling for carbon monoxide, ozone and particulate matter in accordance with the Clean Air Act to prove attainment and maintenance of federal air quality standards and evaluate control measure efficacy.
light rail transit

Congestion Mitigation and Air Quality Improvement Projects

MAG conducts evaluations to estimate emission reductions and cost-effectiveness of CMAQ improvement projects that help nonattainment and maintenance areas comply with air quality standards.

Our Planning Programs

desert landscape

Regional Air Quality Planning

MAG is designated as the air quality planning agency for Maricopa County and parts of Pinal County. In this role, MAG develops regional air quality plans to address air pollution problems.
desert landscape river

Water Quality Management Planning

As the designated regional water quality management planning agency for Maricopa County, MAG develops and maintains the MAG 208 Water Quality Management Plan. The plan describes the desired wastewater treatment system to serve the needs of the region over a 20 year time period.
desert mountain landscape

Solid Waste Management Planning

MAG is the designated regional solid waste management planning agency for Maricopa County. The advisory committee reviews and comments on solid waste information generated during planning processes and provides recommendations, and partakes in planning activities.