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 Recipients of Annual Volunteer Fire Capacity Grant
(HARTFORD) — Connecticut's Department of Energy and Environmental Protection (DEEP) today announced that thirty-eight local volunteer fire departments are receiving a Volunteer Fire Capacity Grant (VFC Grant), which will improve firefighting capabilities by supporting training and equipment purchases. These funds are provided through a federal program that supports fire departments in towns with a population of less than 10,000 people.
Financial Responsibility Notice
Financial Responsibility insurance FR clean-up Financial mechanism
Water Companies play a significant role in Connecticut's Aquifer Protection Area Program.
UST Registration, Compliance & Release Prevention
Underground Storage Tank Notification, Compliance and Release Prevention. Fact sheets, guidance, UST regulations, Red Tag Program, Compliance inspection program, ezFile notification, and alternate life expectancy.
General Urban Forestry Information
Overview of the benefits of urban forestry, the benefits of trees, and DEEP's urban forestry program.
DEEP Announces Increased Incentive Levels For CHEAPR Program Effective October 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 October 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.
Water Quality (305b) Report to Congress
The DEEP Water Monitoring Group conducts annual water quality monitoring to evaluate the physical, chemical and biological condition of the State’s waters. Group staff collect a wide variety and large quantity of information each year, including water chemistry data, water temperature data, bacteria data, biological community data (fish, macroinvertebrates, diatoms) and tissue contaminant data.
Bat Appreciation Day at Old New-Gate Prison and Copper Mine
Learn about bats at the Old New-Gate Prison and Copper Mine in East Granby, sponsored by the CT DEEP and Department of Economic and Community Development.
Federal, state and community incentives make electric vehicles and charging stations more affordable than ever.
Find all CHEAPR program documentation and promotional materials here.