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Federal
Principal Ports
Department of Transportation —
The Principal Ports dataset is periodically updated by the United States Army Corp of Engineers (USACE) and is part of the U.S. Department of Transportation... -
Federal
Waterway Locks NGDA
Department of Transportation —
The Waterway Locks dataset is periodically updated by the United States Army Corp of Engineers (USACE) and is part of the U.S. Department of Transportation... -
Federal
DOE Legacy Management Sites
Department of Energy —
Each point is a representation of an U.S. Department of Energy Office of Legacy Management (LM) site. The coordinates of each site point are either the location of a... -
Federal
Inland Electronic Navigational Charts NGDA
Department of Transportation —
The Inland Electronic Navigational Charts (IENC) dataset is updated bi-monthly by the US Army Corps (USACE)/Army Geospatial Center (AGC), and part of U.S. Department... -
State
i07 SignificantResourceAreas Delta 1979
State of California —
"This section identifies those areas in the Delta which because of their resource value should receive special consideration. Those areas...have been classified as... -
Federal
Geometrically corrected image mosaic of 1936 aerial photographs of Rincon, Puerto Rico (mosaic_1936.tif)
Department of the Interior —
The 8 km of shoreline from Punta Higuero to Punta Cadena in Rincón, Puerto Rico is experiencing long-term coastal erosion. This study documents historical shoreline... -
State
MD iMAP: Maryland Storm Surge - Hurricane Storm Surge
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. The storm surge zones data used in this application were generated using... -
State
MD iMAP: Maryland Storm Surge - Hurricane Storm Surge
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. The storm surge zones data used in this application were generated using... -
Federal
DOE Legacy Management Sample Locations
Department of Energy —
Each feature within this dataset is the authoritative representation of the location of a sample within the U.S. Department of Energy (DOE) Office of Legacy... -
Federal
Shorelines used to calculate shoreline change statistics from the Buzzards Bay coastal region of Massachusetts from Nobska Point in Woods Hole to Westport at the Rhode Island border (BuzzardsBay_shorelines.shp)
Department of the Interior —
Due to continued coastal population growth and increased threats of erosion, current data on trends and rates of shoreline movement are required to inform shoreline... -
Federal
KauaiE_shorelines - Shorelines of the eastern coastal region of Kauai, Hawaii, from Papaa to Nawiliwili, used in shoreline change analysis.
Department of the Interior —
Sandy ocean beaches are a popular recreational destination, often surrounded by communities containing valuable real estate. Development is on the rise despite the... -
Federal
DOE Legacy Management Site Boundaries
Department of Energy —
Each feature within this dataset is the authoritative representation of the boundary of each U.S. Department of Energy Office of Legacy Management (LM) site listed as... -
State
i18 Deepwater Ship Channels
State of California —
Dataset contains polygon features of deepwater ship channels, specifically the Sacramento and Stockton Deepwater Ship Channels in the California Delta. Data can be... -
Federal
Link Tonnages
Department of Transportation —
The Link Tonnages dataset was sourced on December 31, 2023 and was updated on August 22, 2025 by the United States Army Corp of Engineers (USACE) and is part of the... -
Federal
Massachusetts Bay and adjacent land: continuous bathymetry and topography terrain model of the Massachusetts coastal zone and continental shelf, (32-bit GeoTIFF, UTM 19 NAD 83, NAVD 88 vertical datum).
Department of the Interior —
Integrated terrain models covering 16,357 square kilometers of the Massachusetts coastal zone and offshore waters were built to provide a continuous elevation and... -
Federal
Massachusetts Bay and adjacent land: continuous bathymetry and topography terrain model of the Massachusetts coastal zone and continental shelf, (32-bit GeoTIFF, UTM 19 NAD 83, NAVD 88 vertical datum).
Department of the Interior —
Integrated terrain models covering 16,357 square kilometers of the Massachusetts coastal zone and offshore waters were built to provide a continuous elevation and... -
Federal
Buzzards Bay: Polygon boundaries for source data of a continuous bathymetry and topography terrain model of the Massachusetts coastal zone and continental shelf: (Esri polygon shapefile, Geographic, NAD 83).
Department of the Interior —
Integrated terrain models covering 16,357 square kilometers of the Massachusetts coastal zone and offshore waters were built to provide a continuous elevation and... -
Federal
Cape Cod Bay: Polygon boundaries for source data of a continuous bathymetry and topography terrain model of the Massachusetts coastal zone and continental shelf: (Esri polygon shapefile, Geographic, NAD 83).
Department of the Interior —
Integrated terrain models covering 16,357 square kilometers of the Massachusetts coastal zone and offshore waters were built to provide a continuous elevation and... -
Federal
Shorelines used to calculate shoreline change statistics from Cape Cod Bay coastal region from the Cape Cod Canal in Sandwich to Long Point in Provincetown (CapeCodBay_shorelines.shp)
Department of the Interior —
Due to continued coastal population growth and increased threats of erosion, current data on trends and rates of shoreline movement are required to inform shoreline...