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Federal
NOAA NCCOS: New England Red Tide Research
National Oceanic and Atmospheric Administration, Department of Commerce —
Alexandrium blooms are one of several algal bloom types often called "red tides," but more correctly referred to as Harmful Algal Blooms (HABs). Alexandrium produces... -
Federal
Coastal Mapping Program of Portsmouth, NH, NH2201-CS-T NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
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... -
Federal
Portland, Maine 1/3 arc-second MHW Coastal Digital Elevation Model
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA's National Geophysical Data Center (NGDC) is building high-resolution digital elevation models (DEMs) for select U.S. coastal regions. These integrated... -
Federal
U.S. Department of Energy (DOE) Categorical Exclusion (CX) Determinations Under the National Environmental Protection Act (NEPA) II
Department of Energy —
To further transparency and openness, DOE established a policy to document and post online all CX determinations involving classes of actions listed in Appendix B to... -
Federal
TIGER/Line Shapefile, Current, County, Portsmouth city, VA, Linear Hydrography
U.S. Census Bureau, Department of Commerce —
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... -
Federal
JPEG images of chirp seismic data from inner shelf U.S. Geological Survey research cruise 2002-013-FA collected by the U.S. Geological Survey
Department of the Interior —
The northeastern North Carolina coastal system, from False Cape, Virginia, to Cape Lookout, North Carolina, has been studied by a cooperative research program that... -
Federal
JPEG images of boomer seismic data from inner shelf U.S. Geological Survey research cruise 2002-012-FA collected by the U.S. Geological Survey
Department of the Interior —
The northeastern North Carolina coastal system, from False Cape, Virginia, to Cape Lookout, North Carolina, has been studied by a cooperative research program that... -
Federal
TIGER/Line Shapefile, 2022, County, Portsmouth city, VA, Address Ranges Relationship File
U.S. Census Bureau, Department of Commerce —
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... -
Federal
JPEG images of boomer seismic data from inner shelf U.S. Geological Survey research cruise 2002-013-FA collected by the U.S. Geological Survey
Department of the Interior —
The northeastern North Carolina coastal system, from False Cape, Virginia, to Cape Lookout, North Carolina, has been studied by a cooperative research program that... -
Federal
In-Situ Blade Strain Measurements of a Crossflow Turbine Operating in a Tidal Flow
Department of Energy —
This data was collected between October 25 and December 12 of 2022 at the University of New Hampshire (UNH) and Atlantic Marine Energy Center (AMEC) turbine... -
Federal
4 meter sidescan-sonar GeoTIFF image of inner shelf with stretched histogram, from Cape Hatteras, NC to Cape Lookout, NC (composite_shatt_str.tif, UTM, Zone 18N, WGS84)
Department of the Interior —
The northeastern North Carolina coastal system, from False Cape, Virginia, to Cape Lookout, North Carolina, has been studied by a cooperative research program that... -
Federal
Raw Data for U. S. Department of Energy (DOE) Categorical Exclusion(CX) Determinations Under the National Environmental Policy Act (NEPA)
Department of Energy —
To further transparency and openness, DOE established a policy to document and post online all CX determinations involving classes of actions listed in Appendix B to... -
Federal
TIGER/Line Shapefile, 2022, County, Portsmouth city, VA, Topological Faces-Area Hydrography Relationship File
U.S. Census Bureau, Department of Commerce —
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... -
Federal
TIGER/Line Shapefile, Current, County, Portsmouth city, VA, Address Range-Feature Name Relationship File
U.S. Census Bureau, Department of Commerce —
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... -
Federal
TIGER/Line Shapefile, 2023, County, Portsmouth city, VA, Address Ranges Relationship File
U.S. Census Bureau, Department of Commerce —
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... -
Federal
TIGER/Line Shapefile, 2022, County, Portsmouth city, VA, Feature Names Relationship File
U.S. Census Bureau, Department of Commerce —
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... -
Federal
TIGER/Line Shapefile, 2024, County, Portsmouth city, VA, Feature Names Relationship File
U.S. Census Bureau, Department of Commerce —
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... -
Federal
TIGER/Line Shapefile, 2024, County, Portsmouth city, VA, All Roads
U.S. Census Bureau, Department of Commerce —
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... -
Federal
The database for the isopach map of the Brightseat Formation and structure contour map of the Cretaceous-Paleogene boundary, in Maryland and Virginia
Department of the Interior —
The goal of the Atlantic Subsurface Stratigraphic Initiative (ASSI) is to create isopach and structural contour maps for all Coastal Plain formations within the... -
Federal
JPEG images of chirp seismic data from inner shelf U.S. Geological Survey research cruise 2002-012-FA collected by the U.S. Geological Survey
Department of the Interior —
The northeastern North Carolina coastal system, from False Cape, Virginia, to Cape Lookout, North Carolina, has been studied by a cooperative research program that...