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

The sediment data presented in this data layer were from an ecological study sited near the Portsmouth Naval Shipyard, Kittery, Maine. The analog data were originally converted into digital form...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2024-01-01T00:00:00.000+00:00

These data provide an accurate high-resolution shoreline compiled from imagery of Portsmouth, NH . This vector shoreline data is based on an office interpretation of imagery that may be suitable...

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• Organization: Department of Energy
• Updated: 2025-01-15T20:42:37.090Z

Environmental Geographic Analytical Spatial Information System

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2020-01-01T00:00:00.000+00:00

These data were automated to provide an accurate high-resolution historical shoreline of Portsmouth, Maine suitable as a geographic information system (GIS) data layer. These data are derived...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2020-01-01T00:00:00.000+00:00

These data were automated to provide an accurate high-resolution historical shoreline of Portsmouth, New Hampshire suitable as a geographic information system (GIS) data layer. These data are...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2020-01-01T00:00:00.000+00:00

These data provide an accurate high-resolution shoreline compiled from imagery of PORTSMOUTH HARBOR, NH-ME . This vector shoreline data is based on an office interpretation of imagery that may...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2020-01-01T00:00:00.000+00:00

These data provide an accurate high-resolution shoreline compiled from imagery of Portsmouth, NH . This vector shoreline data is based on an office interpretation of imagery that may be suitable...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2020-01-01T00:00:00.000+00:00

These data were automated to provide an accurate high-resolution historical shoreline of Ocracoke and Portsmouth Island, North Carolina suitable as a geographic information system (GIS) data...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2020-01-01T00:00:00.000+00:00

These data were automated to provide an accurate high-resolution historical shoreline of Portsmouth Island and Core Banks, North Carolina suitable as a geographic information system (GIS) data...

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• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2022-08-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

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• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2025-10-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

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• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2024-10-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

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• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2023-10-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

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• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2023-10-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

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• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2022-08-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

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• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2023-10-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

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• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2024-10-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

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• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2025-10-01T00:00:00.000+00:00

This resource is a member of a series. The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's...

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• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2024-10-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

• none

• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2025-10-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

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