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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Aquarion Water Company of Connecticut
Notice of tentative determination to approve an application for a Diversion of Water permit submitted by Aquarion Water Company of Connecticut. Intent to waive public hearing. Written comments due by January, 17 2025.
Notice of tentative determination to approve an application submitted by Gino C. Bottino for proposed activity that includes removal of existing structures and installation of a dock. This activity will affect coastal resources, aquatic resources, and tidal wetlands. Written comments due by December 9, 2024.
State of Connecticut Department of Transportation, East Lyme and Old Lyme
Notice of tentative determination to approve an application submitted by the State of Connecticut Department of Transportation for proposed activity that includes the replacement of Bridge No. 02713 and approximate shift of the proposed precast concrete arch approximately 30 feet north from the existing 4-pipe crossing, and compensatory mitigation by addition of sediment to elevate Bride Brook Marsh. The Bridge replacement will affect coastal resources, inland wetlands, and tidal wetlands, and the mitigation by sediment addition will affect coastal resources and tidal wetlands. Written comments due by February 5, 2025.
Town of Manchester, Sanitation Division
Notice of tentative determination to approve an application submitted by the Town of Manchester, Sanitation Division for a Title V permit renewal. Written comments are due January 30, 2025.
CT DEEP State Fish Hatcheries
CT Section 309 Coastal Management Assessment
CT's Section Coastal Management 309 Assessment
State of Connecticut, Department of Transportation, Greenwich
Notice of withdrawal of the tentative determination to approve an application submitted by State of Connecticut Department of Transportation in Greenwich.
Connecticut District Fire Wardens are the liaison between Forest Protection and Fire Departments.
Per- and Polyfluoroalkyl Substances (PFAS)
DEEP's main PFAS page which contains links to various webpages related to per- and polyfluoroalkyl substances (PFAS).
Learn about native snake species in Connecticut and the conservation issues they face.
Plastic Beverage Container Recycled Content Law
Connecticut Beverage Container Recycled Content Law
Notice of Intent to Continue in Effect and Renew the Commercial General Permit
Notice of Intent to Continue in Effect and Renew the Commercial General Permit. Written comments due February 26, 2026.
Clean Water Fund Priority List Fiscal Year 2026 and 2027
Notice of public hearing will be held on February 5, 2026, at 10:30 a.m. to collect comments on the draft fiscal year 2026 and 2027 Priority List for the Clean Water Fund program. Written comments are due by February 27, 2026.