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Federal
ETOPO 2022 15 Arc-Second Global Relief Model
National Oceanic and Atmospheric Administration, Department of Commerce —
ETOPO 2022, a global relief model with 15 arc-second resolution seamlessly integrating topographic and bathymetric data. The ETOPO 2022 model uses a combination of... -
Federal
Bathymetry of Lake Superior
National Oceanic and Atmospheric Administration, Department of Commerce —
Bathymetry of Lake Superior has been compiled as a component of a NOAA project to rescue Great Lakes lake floor geological and geophysical data and make it more... -
Federal
Coastal Digital Elevation Models (DEMs)
National Oceanic and Atmospheric Administration, Department of Commerce —
Digital elevation models (DEMs) of U.S. and other coasts that typically integrate ocean bathymetry and land topography. The DEMs support NOAA's mission to understand... -
Federal
Matagorda Bay, TX (G280) Bathymetric Digital Elevation Model (30 meter resolution) Derived From Source Hydrographic Survey Soundings Collected by NOAA
National Oceanic and Atmospheric Administration, Department of Commerce —
Bathymetry for Matagorda Bay was derived from twenty-three surveys containing 250,396 soundings. Six overlapping, older, less accurate surveys were omitted, and the... -
Federal
Chesapeake Bay (M130) Bathymetric Digital Elevation Model - NOAA/NOS Estuarine Bathymetry
National Oceanic and Atmospheric Administration, Department of Commerce —
A 1/3 arc-second Mean Lower Low Water bathymetric DEM of NOS hydrographic survey data in the Chesapeake Bay Estuary. -
Federal
Galveston, Texas 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
Multibeam Bathymetry Database (MBBDB) NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
Originally designed for military use, the multibeam echosounder has proved very useful for nautical charting, oceanographic research and modeling, habitat... -
Federal
Main Hawaiian Islands Multibeam Bathymetry Synthesis: 1-km Bathymetry and Topography
National Oceanic and Atmospheric Administration, Department of Commerce —
A 50-m resolution gridded synthesis of all available bathymetry (ocean depth) data for the main Hawaiian Islands, from the Hawaii Mapping Research Group (HMRG) in the... -
Federal
Kawaihae, Hawaii 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
Bathymetry of Lake Huron
National Oceanic and Atmospheric Administration, Department of Commerce —
Bathymetry of Lake Huron has been compiled as a component of a NOAA project to rescue Great Lakes lake floor geological and geophysical data and make it more... -
Federal
F00909: NOS Hydrographic Survey , 2024-09-30
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
F00919: NOS Hydrographic Survey , 2025-06-03
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
SRTM30+ Global 1-km Digital Elevation Model (DEM): Version 11: Bathymetry: Hillshade
National Oceanic and Atmospheric Administration, Department of Commerce —
A global 1-km resolution bathymetric digital elevation model (DEM) grayscale hillshade of the ocean floor. Derived from the SRTM30+ v11 dataset produced at Scripps... -
Federal
H12572: NOS Hydrographic Survey , Delaware Bay and Approaches, 2013-09-16
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
Bathymetry 1m GRID of St. Thomas, US Virgin Islands, 2004, UTM 20 WGS84
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset contains an ESRI Grid with 1 meter cell size representing the bathymetry of the south shore of St. Thomas, US Virgin Islands. NOAA's NOS/NCCOS/CCMA... -
Federal
Gridded multibeam bathymetry of Guam Island, Guam U.S. Territory
National Oceanic and Atmospheric Administration, Department of Commerce —
Gridded bathymetry at 60m resolution surrounding Guam Island, Guam U.S. Territory. Bottom coverage was achieved in depths between 0 and ~3500 meters. The Arc ASCII... -
Federal
Slope grid derived from gridded bathymetry of Galvez Bank, South Galvez Bank, and 11-Mile Reef, Territory of Guam, USA.
National Oceanic and Atmospheric Administration, Department of Commerce —
Slope is derived from gridded (5 m cell size) multibeam bathymetry, collected aboard NOAA Ship Oscar Elton Sette. Cell values reflect the maximum rate of change (in... -
Federal
New Orleans, Louisiana 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 in the Gulf of Mexico.... -
Federal
Galapagos Islands, Ecuador 3 sec Digital Elevation Model
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA's National Centers for Environmental Information is building high-resolution digital elevation models (DEMs) for select U.S. coastal regions. These integrated... -
Federal
ETOPO1 1 Arc-Minute Global Relief Model
National Oceanic and Atmospheric Administration, Department of Commerce —
In August 2008, the National Geophysical Data Center (NGDC), an office of the National Oceanic and Atmospheric Administration (NOAA), developed the ETOPO1 Global...
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