Official websites use .gov
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Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
When rainwater rapidly collects on the land surface, it can cause flooding. In order to prevent flooding, which could pose a hazard to human residents, storm drains are constructed to drain rainwater away from urban areas as quickly as possible during storm events.
Public Domain.
