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Northern Oregon 6 arc-second DEM

The 6-second North Coast Oregon Elevation Grid provides bathymetric data in ASCII raster format of 6-second resolution in geographic coordinates. This grid is strictly for tsunami inundation modeling
Cite this dataset when used as a source.
Online Access
Distribution Formats
  • ESRI Arc ASCII (Version: 1)
    • File Specification: ASCII text version of ESRI ArcGIS raster format
    • File Compression: WINZIP
Distributor DOC/NOAA/NESDIS/NCEI > National Centers for Environmental Information, NESDIS, NOAA, U.S. Department of Commerce
Dataset Publisher NOAA Center for Tsunami Research
NOAA/PMEL/Center for Tsunami Research (NCTR)
oar.pmel.tsunami-webmaster@noaa.gov
Documentation links not available.
Date(s)
  • publication: 2004-01-01
Edition: 2004
Data Presentation Form: mapDigital
Dataset Progress Status Complete
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
Use Limitations
  • Not to be used for navigation. Although these data are of high quality and useful for planning and modeling purposes, they are not suitable for navigation. For navigation, please refer to the NOS nautical chart series.
  • Produced by the NOAA National Geophysical Data Center. Not subject to copyright protection within the United States.
  • While every effort has been made to ensure that these data are accurate and reliable within the limits of the current state of the art, NOAA cannot assume liability for any damages caused by any errors or omissions in the data, nor as a result of the failure of the data to function on a particular system. NOAA makes no warranty, expressed or implied, nor does the fact of distribution constitute such a warranty.
Dataset acknowledgements not available.
Publisher(s)
  • DOC/NOAA/NESDIS/NCEI > National Centers for Environmental Information, NESDIS, NOAA, U.S. Department of Commerce
  • NOAA/PMEL/Center for Tsunami Research (NCTR)
Time Period: Unknown to Unknown
Spatial Reference System: urn:ogc:def:crs:EPSG::4269 urn:ogc:def:datum:EPSG::5868
Spatial Bounding Box Coordinates:
N: 47.36
S: 45.89
E: -123.5
W: -124.5
Spatial Coverage Map:
Theme keywords
  • Earth Science > Oceans > Bathymetry/Seafloor Topography > Seafloor Topography
  • Earth Science > Oceans > Bathymetry/Seafloor Topography > Bathymetry
  • Earth Science > Oceans > Bathymetry/Seafloor Topography > Water Depth
  • Earth Science > Oceans > Coastal Processes > Coastal Elevation
  • DEM > Digital Elevation Model
  • H: 1 meter - < 30 meters
  • V: < 1 meter
  • Coastal Relief
  • Gridded elevations
  • DATA ANALYSIS AND VISUALIZATION > GEOGRAPHIC INFORMATION SYSTEMS > WEB-BASED GEOGRAPHIC INFORMATION SYSTEMS
  • DATA MANAGEMENT/DATA HANDLING > DATA SEARCH AND RETRIEVAL
  • DATA ANALYSIS AND VISUALIZATION > VISUALIZATION/IMAGE PROCESSING
Data Center keywords
  • DOC/NOAA/NESDIS/NCEI > National Centers for Environmental Information, NESDIS, NOAA, U.S. Department of Commerce
  • DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce
Place keywords
  • Continent > North America > United States of America > Oregon
  • Ocean > Pacific Ocean > North Pacific Ocean
  • Vertical Location > Land Surface
  • Vertical Location > Sea Floor
  • Oregon
  • Clatsop County
  • Columbia River
  • Necanicum River
  • Washington
  • Willapa Bay
  • Grays Harbor
Project keywords
  • ICSU-WDS > International Council for Science - World Data System
Use Constraints No constraint information available
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
Source Datasets
  • GEODAS Vol 2, Ver 4.1 and Global Relief
    • Description of Source: Source Contribution: bathymetric data values; Source Type: online
    • Temporal extent used: 1890-01-01 to 2001-01-01
  • 1:25000 and 1:63360 hydrographic vectors, 7.5-minute digital raster graphics
    • Description of Source: Source Contribution: topographic elevation contours and shoreline; Source Type: online
    • Temporal extent used: 1982-01-01 to 1982-01-01
Last Modified: 2015-09-03
For questions about the information on this page, please email: dem.info@noaa.gov