New analysis could help Washington, D.C., better prepare for floods
Maps that account for rainfall and overwhelmed storm drains show greater risks than traditional flood plain maps.

Maps that account for rainfall and overwhelmed storm drains show greater risks than traditional flood plain maps.

Maps that account for rainfall and overwhelmed storm drains show greater risks than traditional flood plain maps.
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Maps that account for rainfall and overwhelmed storm drains show greater risks than traditional flood plain maps.
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