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Subregional Basin Polygon
See full Data Guide here. Subregional Drainage Basic Set: Connecticut Subregional Drainage Basins is 1:24,000-scale, polygon and line feature data that define subregional... -
305b Assessed 2010 River, Lake, Estuary Set
305b Assessed 2010 River, Lake, Estuary Set: Connecticut 305b Assessed River 2010 is a 1:24,000-scale, line feature-based layer that includes rivers that have been assessed to... -
305b Assessed 2008 River, Lake, Estuary Set
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 assessed to... -
Bedrock Geology
Bedrock Geology Set is a 1:50,000-scale, polygon and line feature-based layer describing the solid material that underlies the soil or other unconsolidated material of the earth... -
Subregional Basin Lines
See full Data Guide here. Subregional Drainage Basic Set: Connecticut Subregional Drainage Basins is 1:24,000-scale, polygon and line feature data that define subregional... -
Shellfish Area Town Line
Shellfish Area Classification Set: The Connecticut Department of Environmental Protection cooperated with the Department of Agriculture, Bureau of Aquaculture to publish the... -
Northeastern States County Boundary Set
Northeastern United States County Boundary data are intended for geographic display of state and county boundaries at statewide and regional levels. Use it to map and label... -
Surface Water Quality Lines
See full Data Guide here. Surface Water Quality Classifications Set: This dataset is a line and a polygon feature-based layer compiled at 1:24,000 scale that includes water... -
Long Island Sound Quaternary Geology Set
Connecticut Quaternary Geology Long Island Submerged Marine Fluvial-Estuarine, Channel-Fill Deposits identifies early postglacial, channel-fill deposits submerged in Long Island... -
Quaternary Geology
See full Data Guide here. Quaternary Geology Feature Set is 1:24,000-scale data that illustrates the geologic features formed in Connecticut during the Quaternary Period,... -
305b Assessed 2006 River
305b Assessed 2006 River, Lake, Estuary Set: Connecticut 305b Assessed River 2006 is a 1:24,000-scale, line feature-based layer that includes rivers that have been assessed to... -
Surface Water Quality Polygon
See full Data Guide here. Surface Water Quality Classifications Set: This dataset is a line and a polygon feature-based layer compiled at 1:24,000 scale that includes water... -
Environmental Sensitivity Index 2002 Set
Environmental Sensitivity Index 2002 Set: This data set contains vector lines representing the shoreline and coastal habitats of Connecticut classified according to the... -
Shellfish Area Classification Set
Shellfish Area Classification Set: The Connecticut Department of Environmental Protection cooperated with the Department of Agriculture, Bureau of Aquaculture to publish the... -
Quaternary Geology Cross Section Lines
Connecticut Quaternary Geology Geologic Basin Divides includes the drainage basins divides appearing on Sheet 1 of the The Quaternary Geologic Map of Connecticut and Long Island... -
305b Assessed 2010 Lake
305b Assessed 2010 River, Lake, Estuary Set: Connecticut 305b Assessed River 2010 is a 1:24,000-scale, line feature-based layer that includes rivers that have been assessed to... -
Major Basin Polygon
See full Data Guide here. Major Drainage Basin Set: Connecticut Major Drainage Basins is 1:24,000-scale, polygon and line feature data that define Major drainage basin areas in... -
Fisheries Management Areas Set
Fisheries Management Areas Set: CT DEEP Fisheries Management Area Polygon Features is 1:24,000-scale data that identifes fisheries management areas for the Connecticut... -
Eelgrass Beds 93-95 Observed Polygon
Eelgrass Beds 93-95 Set: Eelgrass Sample Points is a 1:24,000-scale, point feature-based layer that depicts the locations where eelgrass (Zostera marina) was either observed or... -
Surficial Materials
See full Data Guide here. This data layer includes the information portrayed on the Surficial Materials Map of Connecticut (Stone, J.R., Schafer, J.P., London, E.H. and...
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