Alteration Reports & White Papers

Comparison of Topography for Dam Breach Analysis

Latest Alteration Reports & White Papers for Photosat

The report demonstrates how accuracy and resolution influence the results of a dam breach simulation, by comparing dam breach simulations performed on SRTM and a high-accuracy PhotoSat survey. The results of the comparison show that topographic quality affects inundation area, flow depth, depth velocity, and flood arrival time.

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Comparison of Topography for Dam Breach Analysis