Connecticut Department of Energy & Environmental Protection

DEEP headquarters at 79 Elm Street in Hartford has partially re-opened to staff and members of the public as of Tuesday, February 3. The DEEP records room has re-opened. The DEEP Central Permit Processing Unit (CPPU) will be open to the public starting on Wednesday, Feb. 4. For updates, click here

Air

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  • Open Burning - Municipal

    A municipality may burn clean brush at its DEEP permitted transfer station, landfill, or recycling center. Learn about the open burning requirements and restrictions for municipalities.

  • Noise Control

    The policy of the state is to promote an environment free from noise to the extent that it jeopardizes the health and welfare of the citizens of the State of Connecticut. In accordance with Connecticut General Statutes Section 22a-73, DEEP reviews and approves municipal noise ordinances.

  • Lead Planning Efforts

  • Open Burning - Online Training Program

    Learn about and access the Connecticut Open Burning Training Program which assists municipalities in meeting the certification requirements for Open Burning Officials.

  • Final Cross-State Air Pollution Rule (CSAPR)

    In 2011 the EPA finalized the Cross-State Air Pollution Rule (CSAPR) in response to a 2008 court decision remanding the Clean Air Interstate Rule (CAIR) to EPA

  • Section 22 Workgroup Arichive

    Archive of documents related to the development of sections 22a-174-22e and -22f of the Regulations of Connecticut State Agencies

  • PM10 and PM2.5 Attainment Fact Sheet

  • Particulate Matter Fact Sheet

  • Regional Haze SIP Page

  • Outreach and Education

  • Clean Vehicles

    Transformation of Connecticut's transportation system is vital to meeting Connecticut's clean air goals. Moving from polluting fossil fuels to cleaner, renewable fuels will alleviate environmental impacts for all Connecticut residents.

  • Heavy Duty Vehicles

    Heavy duty vehicles are critical to Connecticut’s economy but they consume large amounts of fossil fuels. Learn about ways these vehicles can be operated more efficiently and how DEEP has funded projects throughout the state.

  • Vehicle Emission Testing

    Connecticut's Inspection and Maintenance (I/M) Program is an important part of the strategy to ensure that Connecticut is positioned to attain the National Ambient Air Quality Standard for Ozone.

  • Mobile Source Basics

    Mobile source pollution accounts for a significant portion of all man-made air pollution emitted in Connecticut and throughout the Northeast. Learn the basics about Mobile Sources.

  • Carbon Monoxide Trends

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