Clean Air Progress Reports

​The following Clean Air Progress Reports demonstrate the ​​positive progress the state of Maryland has made in bettering air quality for the public and our environment. Maryland's pursuit of developing nationwide-leading air quality regulations and programs have helped the state to meet both National Ambient Air Quality Standards and the state's ambitious climate change goals. The Department's climate change program is leading the state's efforts to reduce greenhouse gas emissions while creating jobs and benefiting the economy. ​Maryland has set the most aggressive emissions reduction goals in the nation.

Clean air matters to Maryland, our neighboring states and the Chesapeake Bay, and that is why we are committed to a course of air quality improvements.

The full screen 2024 ​Clean Air Progress Report is avail​able here​​​​​​.​​

 2024 Clean Air Progress Report

  • ​​The full screen 2023 Clean Air Progress Report is available here​.
  • The full screen 2022 ​Clean Air Progress Report is avail​able he​re​.
  • The full screen 2021 Clean Air Progress Report is available here.​​​​​

 Earlier Clean Air Progress Reports


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The Maryland General Assembly’s Office of Legislative Audits operates a toll-free fraud hotline to receive allegations of fraud and/or abuse of State government resources. Previous reports have led to elimination of fraud.

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