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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
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
EMAG2v3: Earth Magnetic Anomaly Grid (2-arc-minute resolution)
National Oceanic and Atmospheric Administration, Department of Commerce —
EMAG2v3 is a global Earth Magnetic Anomaly Grid compiled from satellite, ship, and airborne magnetic measurements. It is a significant update of the previous release... -
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... -
Federal
AIS Vessel Transit Counts 2024
National Oceanic and Atmospheric Administration, Department of Commerce —
Automatic Identification Systems (AIS) are a navigation safety device that transmits and monitors the location and characteristics of many vessels in U.S. and... -
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
Cold Bay, Alaska 8/15 arc-second 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) to support individual coastal States as part of the... -
Federal
U.S. Virgin Islands 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
Port Lions, Alaska 8/15 arc-second MHHW Coastal 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) to support individual coastal States as part of the... -
Federal
Juneau, Alaska 8/15 arc-second MHHW 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) to support individual coastal States as part of the... -
Federal
NOAA TIFF Image - 4m Bathymetric Principal Component Analysis (PCA) of Red Snapper Research Areas in the South Atlantic Bight, 2010
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset contains unified Bathymetric PCA GeoTiffs with 4x4 meter cell resolution describing the topography of 15 areas along the shelf edge off the South... -
Federal
St. Thomas and St. John, U.S. Virgin Islands 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
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
Global Gravity Grids, Geoid Height and Gravity Anomaly Profiles
National Oceanic and Atmospheric Administration, Department of Commerce —
The entire collection of GEOSAT ERM (Nov.'86 - Dec. '89) data over land and ice regions is held at the National Geophysical Data Center (NGDC). These data will yield... -
Federal
CRED 20 m Gridded bathymetry of Johnston Atoll, Pacific Remote Island Areas, Central Pacific (NetCDF Format)
National Oceanic and Atmospheric Administration, Department of Commerce —
Gridded bathymetry (20 m cell size) of the shelf and slope environments of Johnston Atoll, Pacific Remote Island Areas, Central Pacific. Almost complete bottom... -
Federal
Chenega, Alaska 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) to support individual coastal States as part of the... -
Federal
CRED Reson 8101 multibeam backscatter data from the banktop and bank edge environments of Ofu, Olosega, and Ta'u Islands of the Manua Island group, American Samoa with 1 meter resolution in netCDF format
National Oceanic and Atmospheric Administration, Department of Commerce —
Multibeam backscatter imagery extracted from gridded bathymetry of Ofu, Olosega, and Ta'u Islands of the Manua Island Group, American Samoa, South Pacific. These data... -
Federal
Mobile, Alabama 1/3 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
Five-minute grid of marine bird density off central California - Davidson Current seasons, 1980-2001 (CDAS data set Da0_dens.shp)
National Oceanic and Atmospheric Administration, Department of Commerce —
Da0_dens is a polygon shapefile representing 5 minute x 5 minute latitude x longitude cells that contain the overall, combined densities (birds/sq km), of 76 species...
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