South Padre Island, TX 1/3 arc-second MHW DEM

The South Padre Island DEM covers the southern coastal region of the Gulf coast of Texas to the U.S. Mexico border. It also covers South Padre Island and the city of Brownsville. 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 May 2012 for the National Tsunami Hazard Mitigation Program in support of the State of Texas' tsunami landslide modeling efforts.

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DEM perspective image. 

Name South Padre Island
States Texas
Region Gulf of Mexico
-97.65 -96.8
Date Completed 2012-05-04
Type Tsunami Inundation
Horizontal Datum WGS 84
Projection Geographic (degrees)
Vertical Datum MHW (meters)
Vertical Transformation Source elevation data transformed using NOAA's VDatum vertical transformation tool --
Coverage Bathy-topo
Cell Size 1/3 arc-second
Registration Grid-node
Version 1
Source NOAA / NGDC / MGG
Developer NOAA / NGDC / MGG
Contact Barry W Eakins @ NOAA / NGDC
Position: not available


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DEM Restrictions

WARNING: DEM not to be used for navigation.

How to cite this DEM

Grothe, P.G., L.A. Taylor, B.W. Eakins, K.S. Carignan, D.Z. Friday, and M. Love, 2012. Digital Elevation Models of South Padre Island, Texas: Procedures, Data Sources and Analysis, NOAA National Geophysical Data Center technical report, Boulder, CO, 15 pp.
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