NOAA/NESDIS/NGDC
NOAA/NESDIS/NGDC
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Oahu, HI 1/3 arc-second MHW DEM

The Oahu DEM covers the island of Oahu, Hawaii and incorporates all Oahu communities including the City of Honolulu, which is the largest settlement on the island of Oahu and in the State of Hawaii. The DEM has a 1/3 arc-second (~10 meter) cell size, and is referenced to a vertical datum of mean high water. It was built in October 2011 to support NOAA's Tsunami Program.



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DEM perspective image. 

Name Oahu
States Hawaii
Region Hawaiian Islands
Extent
22.06
-158.45 -157.45
21.02
Date Completed 2011-10-01
Type Coastal Relief
Horizontal Datum WGS 84
Projection Geographic (degrees)
Vertical Datum MHW (meters)
Vertical Transformation Source elevation data transformed vertically using a constant offset derived from NOAA tide stations.
Coverage Bathy-topo
Cell Size 1/3 arc-second
Registration Grid-node
Version 1
Source NOAA / NGDC / MGG
Developer NOAA / NGDC / MGG
Project NOAA Tsunami Inundation
Contact Barry W Eakins @ NOAA / NGDC
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WARNING: DEM not to be used for navigation.

How to cite this DEM

Love, M.R.., D.Z. Friday, P.R. Grothe, E. Lim, K.S. Carignan, B.W. Eakins, and L.A. Taylor, 2011. Digital Elevation Model of Oahu, Hawaii: Procedures, Data Sources and Analysis, NOAA National Geophysical Data Center technical report, Boulder, CO, 15 pp.
Questions or Comments: dem.info@noaa.gov