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    StateCTDOT MunicipalitiesState of Connecticut — The CT Municipalities layer consists of individual polygons representing each of the 169 municipalities that make up the state of Connecticut. This feature class is...
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    StateSoils Hydric RatingState of Connecticut — This rating indicates the percentage of map units that meets the criteria for hydric soils. Map units are composed of one or more map unit components or soil types,...
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    StateActiveProjects - StoryMapState of Connecticut — This StoryMap series contains a collection of four Dashboards used to display active project data on the Connecticut road network. Dashboards are used to display...
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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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    StateBulk Legislative Data DownloadsState of Connecticut — A website provided by the Connecticut General Assembly that provides bulk downloads of legislative data in multiple formats.
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    StateConnecticut State Parcel Layer 2023State of Connecticut — The dataset has combined the Parcels and Computer-Assisted Mass Appraisal (CAMA) data for 2023 into a single dataset. This dataset is designed to make it easier for...
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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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    StateCT CountiesState of Connecticut — This CT Counties layer consists of individual polygons representing each of the 8 counties that make up the state of Connecticut. This feature layer is directly...
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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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    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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    StateConnecticut CAMA and Parcel Layer 2024State of Connecticut — Coordinate system Update:Notably, this dataset will be provided in NAD 83 Connecticut State Plane (2011) (EPSG 2234) projection, instead of WGS 1984 Web Mercator...
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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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    StateDrainage Basin PolygonState of Connecticut — See full Data Guide here. Drainage Basin Set: Connecticut Drainage Basins is 1:24,000-scale, polygon and line feature data that define natural drainage areas in...
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    StateConnecticut CAMA and Parcel LayerState of Connecticut — Pursuant to Section 7-100l of the Connecticut General Statutes, each municipality is required to transmit a digital parcel file and an accompanying assessor’s...
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    StateWater Pollution Control FacilitiesState of Connecticut — Water Pollution Control Facilities represents data extracted from permit applications submitted to DEEP. Alias is the facility name utilized in DEEPs internal system...
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    StateCT House DistrictsState of Connecticut — This feature layer represents the boundaries of Connecticut's House of Representative’s districts based on the latest redistricting process following the 2020 Census....
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    StateImpaired Lake 2014State of Connecticut — Connecticut 303(d) Impaired Waters 2014 is a subset of Connecticut 305(b) Assessed Waters 2014. If any one of the assigned designated uses is categorized as NOT...
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    StateCT Public Above Ground ResourcesState of Connecticut — These points are directly sourced from the National Historic Landmarks, National Register, State Register, Local Historic Districts, Local Historic Places, Historic...
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    StateCTDOT Roadway BasemapState of Connecticut — A custom basemap created for internal Connecticut Department of Transportation in web apps and maps.The basemap represents the most recent and active Public Road...
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    State2023 Connecticut Buildings (beta)State of Connecticut — Lidar derived buildings from April, 2023 flight across the entirety of CT.
