Climate Change
Addressing climate change presents residents, businesses, nonprofits, and municipalities a chance to create, evolve, and maintain a sustainable environment, a robust economy, and a higher quality of life today and tomorrow.
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DEEP Announces New Incentive Levels For CHEAPR Program Effective August 1st
(HARTFORD) — The Connecticut Department of Energy and Environmental Protection (DEEP) announced today that the standard incentive level for the popular Connecticut Hydrogen and Electric Vehicle Purchase Rebate (CHEAPR) program will be changing effective August 1, 2025. The CHEAPR program offers incentives to Connecticut residents who purchase or lease an eligible new or used battery electric (BEV) or, plug-in hybrid electric (PHEV) vehicle from a licensed Connecticut automobile dealership or original equipment manufacturer.
2019 Triennial Review of the Connecticut Water Quality Standards
Waste Transporters and Facilities
Information about waste transporters and facilities in Connecticut.
Connecticut's Renewable Energy Policies and Programs
STEPS is Sustainable, Transparent and Efficient Practices for Solar Development
Air Compliance Assurance - Forms
Access various air compliance reporting forms which provide systematic communication between DEEP and the regulated community.
Robert J. and Janet B. Izzo, Madison
Notice of tentative determination to approve an application submitted by Robert J. and Janet B. Izzo for proposed activity that includes the installation of a walkway over tidal wetlands and modifications to an existing dock. This activity will affect tidal wetlands. Written comments due by September 3, 2025.
Reserve Your Seat With New DEEP & CTDOT ParkConneCT Excursions Program
(HARTFORD) – The Connecticut Department of Energy and Environmental Protection (DEEP) and the Connecticut Department of Transportation (CTDOT) are pleased to announce a new focus for the collaborative ParkConneCT program. This program will now offer free bus transportation for special excursion trips to four designated events, including three popular No Child Left Inside® (NCLI) events during this summer season. These hands-on, guided excursions will use motorcoach buses that are ADA accessible and air-conditioned to provide convenient and comfortable transportation to pre-scheduled park activities and events. The new special excursion format replaces the special summer bus service to select parks offered in past years.
(HARTFORD, CT) – Governor Ned Lamont, Attorney General William Tong, Connecticut Department of Energy and Environmental Protection Commissioner Katie Dykes, and Connecticut Department of Public Health Commissioner Manisha Juthani, MD, released the following statements in response to today’s announcement from the U.S. Environmental Protection Agency (EPA) that it is rescinding the “endangerment finding” – an Obama-era determination that allows the EPA to regulate greenhouse gas emissions as air pollutants under the Clean Air Act.