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Comment by jdmichal

> The storm surge goes up (and a whole bunch of water falls on top of it). The storm surge goes down. This isn't some river bursting it's banks.

FEMA has a flood rating specifically for exactly this situation: V. They have this because it carries additional hazards beyond normal flooding seen with storms.

> Coastal areas with a 1% or greater chance of flooding and an additional hazard associated with storm waves. These areas have a 26% chance of flooding over the life of a 30‐year mortgage.

And here's a video about researchers at the Oregon State University's Wave Lab studying this exact thing:

https://www.youtube.com/watch?v=-2HSFJOzQQ8

parent jdmichal 5 months ago

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