Seward, Alaska 1/3 arc-second MHW Coastal Digital Elevation Model

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The 1/3-second Seward Alaska Elevation Grid provides bathymetric data of 1/3-second resolution in geographic coordinates. This grid is strictly for tsunami inundation modeling
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Distribution Formats
  • netCDF (Version: 4 Classic)
Distributor Distributor information not available
Dataset No POCs available for this dataset
Time Period Unknown to Unknown
Spatial Reference System urn:ogc:def:datum:EPSG::5868
Spatial Bounding Box Coordinates
N: 60.16
S: 60.06
E: -149.31
W: -149.47
Spatial Coverage Map
General Documentation
Publication Dates
  • publication: 2002-01-01
Edition 2002
Data Presentation Form mapDigital
Dataset Progress Status Complete - production of the data has been completed
Data Update Frequency Irregular
Supplemental Information
This grid was developed through funding from the National Tsunami Hazard Mitigation Program. It will be updated as better data become available.
Purpose This grid was constructed for use in tsunami inundation modeling
  • DOC/NOAA/NESDIS/NCEI > National Centers for Environmental Information, NESDIS, NOAA, U.S. Department of Commerce
Theme keywords NASA/GCMD Platform Keywords
  • Models/Analyses > DEM > Digital Elevation Model
NASA/GCMD Data Resolution Keywords
  • 1 meter - < 30 meters
  • < 1 meter
  • Coastal Relief
  • Gridded elevations
Place keywords Global Change Master Directory (GCMD) Location Keywords
  • Continent > North America > United States of America > Alaska
  • Ocean > Pacific Ocean
  • Vertical Location > Land Surface
  • Vertical Location > Sea Floor
  • Kenai Peninsula
  • Alaska
  • Seward
  • Resurrection Bay
Project keywords Global Change Master Directory (GCMD) Project Keywords
  • ICSU-WDS > International Council for Science - World Data System
  • Earth Science > Oceans > Bathymetry/Seafloor Topography > Seafloor Topography
  • Earth Science > Oceans > Bathymetry/Seafloor Topography > Bathymetry
  • Earth Science > Oceans > Bathymetry/Seafloor Topography > Water Depth
    Use Constraints No constraint information available
    Access Constraints
    • Distribution liability: NOAA and NCEI make no warranty, expressed or implied, regarding these data, nor does the fact of distribution constitute such a warranty. NOAA and NCEI cannot assume liability for any damages caused by any errors or omissions in these data. If appropriate, NCEI can only certify that the data it distributes are an authentic copy of the records that were accepted for inclusion in the NCEI archives.
    Fees Fee information not available.
    Lineage information for: repository
    Processing Steps
    • 2015-04-22T00:00:00 - NOAA created the National Centers for Environmental Information (NCEI) by merging NOAA's National Climatic Data Center (NCDC), National Geophysical Data Center (NGDC), and National Oceanographic Data Center (NODC), including the National Coastal Data Development Center (NCDDC), per the Consolidated and Further Continuing Appropriations Act, 2015, Public Law 113-235. NCEI launched publicly on April 22, 2015.
    Lineage information for: dataset
    Processing Steps
    • 2008-11-04T00:00:00 - Metadata imported.
    Processing Environment Native Dataset Environment: Microsoft Windows 2000 Version 5.2 (Build 3790) Service Pack 2; ESRI ArcCatalog
    Source Datasets
    • GEODAS Vol 2, Ver 4.1
      • 1:25000 and 1:63360 hydrographic vectors, 7.5-minute digital raster graphics
        Last Modified: 2018-02-01
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