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How Fast Do Debris Avalanches Travel?

January 24, 2024 by David Martineau

How Fast Do Debris Avalanches Travel? Debris flows can travel at speeds up to and exceeding 35 mph and can carry large items such as boulders, trees, and cars. If a debris flows enters a steep stream channel, they can travel for several miles, impacting areas unaware of the hazard. Is a debris avalanche slow

How Fast Can Landslides Travel?

January 24, 2024 by Diane Mitchell

How Fast Can Landslides Travel? On steep hillsides, debris flows begin as shallow landslides that liquefy and accelerate. A typical landslide travels at 10 miler per hour, but can exceed 35 miles per hour. Are landslides quick or slow? Soil that moves downhill slowly is said to “creep”, and its movement is often slow and