Hoboken and Manhattan's West Side at 4 m: lidar terrain, 13,152 buildings and a shallow-water solver that runs on your graphics card.
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Hoboken and Manhattan's West Side, flooded on your GPU
FloodTwin solves the shallow-water equations on a 4 m grid in real time, from lidar terrain and every building footprint, and prices the damage building by building. Replay Hurricane Sandy, or build a storm of your own and test defences against it.
941,000Grid cells solved on your graphics card
13,152Buildings, with lidar heights and NSI values
10USGS Sandy high-water marks for validation
Best on a desktop or laptop with a dedicated GPU. Drag to orbit, right-drag to pan, scroll to zoom, click a building for its damage.