OT Blog

Information and discussion related to high-resolution lidar topography for the Earth sciences

New SRTM DEM Version Available

Ramon Arrowsmith points out that CGIAR-CSI has released a new version (v.4) of their 90m SRTM Digital Elevation Data.

The SRTM data now available from this site has been upgraded to version 4. This latest version represents a significant improvement from previous versions, using new interpolation algorithms and better auxiliary dems. We are confident this is now the highest quality SRTM dataset available.

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Welcome to the OpenTopgraphy Blog. We plan to use this blog as a way to communicate project developments, system updates, and to address questions and issues that may arise. At this time the OpenTopography Portal is operating as a beta system - If you encounter problems or have comments or suggestions for improvements, please let us know either in the forum or via our feedback form