Connecticut Department of Energy & Environmental Protection

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

Coastal Hazards

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  • Sea Level Rise

    Information about sea level rise in Connecticut and the adopted sea level change scenario for Connecticut.

  • Coastal Hazards

    Coastal hazards have always been an issue for Connecticut due in part to concentrated population and development along the coast. Learn how storms, flooding, erosion, and the effects of climate change can affect Connecticut’s coast.