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

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Page 108 of 284

  • Stormwater Manual

    The Connecticut Stormwater Quality Manual provides guidance on the measures necessary to protect the waters of the State of Connecticut from the adverse impacts of post-construction stormwater runoff.

  • Wild Turkey Hunting

    Information on hunting wild turkeys in Connecticut for 2026.

  • LEAN at DEEP

  • CTs Watershed Management Program

    The Connecticut DEEP created the Watershed Management Program to more effectively address water resource issues from an integrated watershed perspective. For purposes of water management, the state has been divided into five major watershed basins along natural watershed boundaries. DEEP Watershed Managers work within these five major watershed basins to assist communities in forming partnerships, drafting watershed based plans, and implementing environmental projects to restore and protect Connecticut's water quality on a watershed-wide scale.

  • Construction Stormwater General Permit

    The General Permit for the Discharge of Stormwater and Dewatering Wastewaters from Construction Activities ("Construction Stormwater General Permit") requires developers and builders to implement a Stormwater Pollution Control Plan to prevent the movement of sediments off construction sites into nearby water bodies and to address the impacts of stormwater discharges from a project after construction is complete.

  • Adapting To Connecticut's Climate Change

  • DEEP Issues Request for Proposals (RFP) for Operation of Paddlecraft Rental Services in Seven State Parks

    The Connecticut Department of Energy and Environmental Protection (DEEP) issued a Request for Proposals (RFP) for canoe, kayak and/or stand-up paddleboard rental services to the public at seven state parks including Burr Pond State Park in Torrington, Hopeville Pond State Park in Griswold, Indian Well State Park in Shelton, Lake Waramaug State Park in Kent, Mount Tom State Park in Litchfield, Pattaconk Lake/Reservoir Recreation Area in Cockaponset State Forest in Chester/Haddam and Squantz Pond State Park in New Fairfield.

  • Reducing the Number of Pending Legacy Permit Applications

    Reducing the Number of Pending Legacy Permit Applications

  • Hearing Officer Reports

    Hearing Officer Reports Hearing Officer Reports are not final decisions of the Office of Adjudications. The reports summarize an Informational Public Hearing that was held on an application. For additional information on the matters listed below, the public is encouraged to contact the Applicant or DEEP staff identified in the Report.

  • Pfizer, Incorporated, Groton

    Notice of tentative determination to approve an application for a permit submitted by Pfizer Inc. to discharge at a maximum of 750,000 gallons per day of blowdown from heating and cooling equipment, hydrostatic pressure testing, non-contact cooling water, stormwater, water production wastewater, and miscellaneous wastewaters to the Thames River from the on-site power plant that provides steam and electricity for heating, ventilation, and air conditioning at a research and development facility. Written comments due by March 3, 2026.

  • Release-Based Cleanup Regulation Development

    Release-Based Clean Up Regulation Development

  • Pollution Prevention Resources for Hospitals

  • 2008 Ozone NAAQS Attainment Demonstrations

  • Contractor Technical Advisory Committee Archive

  • Contractor Technical Advisory Committee (CTAC)