Localized flash flood alarm aims to thwart disaster in your backyard

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Climate change is reshaping weather patterns around the world, bringing heavier rainfall and more extreme weather to places that have rarely experienced them before. Floods are among the most common natural disasters, and every year they affect millions of people, take lives, destroy homes, and cause billions of dollars in damage.

When it comes to natural disasters, protecting property is, unfortunately, not always possible. During a flash flood, when water levels can rise by a few meters within minutes, saving human life becomes a priority. Five minutes doesn’t seem like a lot, but in an emergency situation it can be very significant. Gaining this valuable extra time was the primary goal for Daniella Rempe, an associate professor at The University of Texas at Austin, who is developing an outdoor alarm system called RiseAlert.

Rempe started working on the project after the tragic flooding in Central Texas last July. Even though...

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