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    StateMigratory WaterfowlState of Connecticut — Migratory Waterfowl is a 1:24,000-scale, polygon feature-based layer that depicts the concentration areas of migratory waterfowl at specific locations within...
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    StateConnecticut Dams - Public UseState of Connecticut — Connecticut Dams is a 1:24,000 scale spatial data developed for use by the Dam Safety Section of the Inland Water Resources Division, Bureau of Water Protection and...
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    StateEnvironmental Justice Block Groups 2023State of Connecticut — Environmental Justice 2023 Set is comprised of two layers: Environmental Justice Block Groups 2023 and Environmental Justice Distressed Municipality 2023. All Census...
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    StateCT Shorelines: 1983-2006State of Connecticut — Shorelines are continuously moving in response to winds, waves, tides, sediment supply, changes in relative sea level, and human activities. Shoreline changes are...
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    StateConnecticut County IndexState of Connecticut — Connecticut County Index is a general purpose index map of Connecticut counties based on information compiled at 1:125,000 scale (1 inch equals approximately 2...
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    StateFederal Open SpaceState of Connecticut — See full Data Guide here. Federal Open Space is a polygon feature-based layer that includes land owned in either easement or fee simple interest by the federal...
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    StateErosion Susceptibility SetState of Connecticut — Connecticut Erosion Susceptibility a 1:24,000-scale, polygon feature-based layer that was developed as a predictive tool to show areas most susceptible to terrace...
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    StateLake Bathymetry Contours LinesState of Connecticut — See full Data Guide here. Lake Bathymetry describes the water depth for selected reservoirs, lakes, ponds, and coves in Connecticut. It includes depth contours, also...
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    StateSubregional Basin LineState of Connecticut — A standardized mapping of natural drainage basins in Connecticut was completed in 1981 by the Connecticut Department of Environmental Protection (DEP). This drainage...
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    StateConnecticut Planning Region IndexState of Connecticut — Connecticut Planning Region Index is a general purpose index map of Connecticut Planning Regions based on mapped information compiled at 1:125,000 scale (1 inch...
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    StateDOT Scenic Land StripsState of Connecticut — Department of Transportation (DOT) Scenic Land Strips contains parcels, generally long narrow strips of land, that were purchased by the DOT under the Federal Highway...
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    State305b Assessed 2008 EstuaryState of Connecticut — 305b Assessed 2008 River, Lake, Estuary Set: Connecticut 305b Assessed River 2008 is a 1:24,000-scale, line feature-based layer that includes rivers that have been...
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    StateConnecticut Senate Districts (2011 - 2020)State of Connecticut — Connecticut Senate Districts is not intended for maps printed at map scales greater or more detailed than 1:100,000 scale (1 inch = 1.578 mile).
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    StateAlternative Groundwater Protection Criteria Area (GWPC)State of Connecticut — The Alternative GWPC layer is to be used when evaluating the Alternative GWPC provision, section 22a-133k-3(d)(2) of the RSRs, amended on February 16, 2021. This...
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    StateHUC Watershed PolyState of Connecticut — This data set is a digital hydrologic unit boundary layer that is at the Subwatershed (12-digit) level. The original data set was developed by delineating the...
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    StateShellfish Area Class LineState of Connecticut — Shellfish Area Classification Set: The Connecticut Department of Environmental Protection cooperated with the Department of Agriculture, Bureau of Aquaculture to...
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    StateHurricane Evacuation Zones 2014State of Connecticut — Evacuation Zones based on 2012 SLOSH zones. The Evacuation Zones were created from the intersection of the 2010 census blocks and the SLOSH zones. They were then...
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    StateShellfish Beds Managed SetState of Connecticut — Shellfish Beds Managed Set: The Connecticut Department of Environmental Protection cooperated with the Department of Agriculture, Bureau of Aquaculture to publish the...
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    StateQuaternary Geology Geologic Basin and Cross Section SetState of Connecticut — Connecticut Quaternary Geology Geologic Basin Divides includes the drainage basins divides appearing on Sheet 1 of the The Quaternary Geologic Map of Connecticut and...
