• Organization: State of Connecticut
• Updated: 2018-12-21

The Coastal Area layer is a 1:24,000-scale, polygon feature-based layer that includes the land and waters that lie within the Coastal Area as defined by Connecticut General Statute (C.G.S.)...

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• Organization: State of Connecticut
• Updated: 2019-10-29

See full Data Guide here. Connecticut Parcels for Protected Open Space Mapping is a polygon feature-based layer that includes basic parcel-level information for some towns in Connecticut. This...

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• Organization: Department of the Interior
• Updated: 2021-04-07T00:00:00Z

This data release, RI_WRpts.gdb, consists of information from Rhode Island Ground-water maps published by the Rhode Island Water Resources Coordinating Board, the Rhode Island Port and Industrial...

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• Organization: State of Maryland
• Updated: 2024-04-10

Summary Rail Crossings is a spatial file maintained by the Federal Railroad Administration (FRA) for use by States and railroads. Description FRA Grade Crossings is a spatial file that...

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• Organization: State of Connecticut
• Updated: 2023-07-03

Coastal Area & Boundary Polygon: The Coastal Area layer is a 1:24,000-scale, polygon feature-based layer that includes the land and waters that lie within the Coastal Area as defined by...

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• Organization: State of Connecticut
• Updated: 2019-10-18

Coastal Area & Boundary Polygon: The Coastal Area layer is a 1:24,000-scale, polygon feature-based layer that includes the land and waters that lie within the Coastal Area as defined by...

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• Organization: State of Connecticut
• Updated: 2019-10-18

Coastal Area & Boundary Polygon: The Coastal Area layer is a 1:24,000-scale, polygon feature-based layer that includes the land and waters that lie within the Coastal Area as defined by...

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• Organization: Department of the Interior
• Updated: 2021-11-16T00:00:00Z

Gravel, sand, silt, and clay contents were determined for samples from Narragansett Bay and the adjacent Rhode Island Shelf. In the Narragansett Bay system, clayey silt and sand-silt-clay are the...

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• Organization: Department of the Interior
• Updated: 2021-11-16T00:00:00Z

Gravel, sand, silt, and clay contents were determined for samples from Narragansett Bay and the adjacent Rhode Island Shelf. In the Narragansett Bay system, clayey silt and sand-silt-clay are the...

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• Organization: State of Connecticut
• Updated: 2025-11-20

The Coastal Boundary layer is a 1:24,000-scale, polygon feature-based layer of the legal mylar-based maps adopted by the Commissioner of the Department of Environmental Protection (DEP) (i.e.,...

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