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 2026 Zero Carbon Request for Proposals
(HARTFORD)-The Connecticut Department of Energy and Environmental Protection (DEEP) released a final Request for Proposals (RFP) today seeking proposals to provide zero carbon electric power from nuclear, hydropower, solar, onshore wind and associated transmission, and/or paired and co-located energy storage systems to diversify the state’s energy sources, improve electric reliability, and save ratepayers money. Through this RFP, DEEP will coordinate with other New England states that also are interested in potentially procuring these resources. Massachusetts, Rhode Island, Maine, and Vermont, or their respective utilities, have expressed interest in participating under their states’ relevant authorities.
PFAS Information for Environmental Professionals
Information for LEPs about when to test for PFAS, which PFAS to test for, sample collection guidance, analytical methods, remediation, and disposal of PFAS waste.
PFAS-Containing Firefighting Foam Ban
Information about Public Act 21-191, Connecticut's Ban on PFAS in Firefighting Foam and status of AFFF use extension requests.
FAQs About the CT Wildlife Action Plan
Connecticut's Wildlife Action Plan establishes both a state and national framework for proactively conserving our fish and wildlife, including their habitats, for the next decade of 2015-2025.
Endangered, Threatened and Special Concern Amphibians
List of endangered, threatened, and special concern amphibians in Connecticut.
Endangered, Threatened and Special Concern Invertebrates
List of endangered, threatened, and special concern invertebrate species in Connecticut.
Endangered, Threatened and Special Concern Mammals
List of endangered, threatened, and special concern mammal species in Connecticut.
Endangered, Threatened and Special Concern Reptiles
List of endangered, threatened, and special concern reptile species in Connecticut.
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.
Recycling
Connecticut disposes of 2.4 million tons of trash annually, an estimated 1,370 pounds of trash per person per year. That's too much! Learn more about how we manage our waste and how to help us move toward more waste reduction, reuse and recycling.
DEEP Programs & Services
DEEP conserves, improves and protects Connecticut's natural resources and the environment, and makes cheaper, cleaner and more reliable energy available to people and businesses. Find DEEP's programs and services here.