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KingCounty.gov is an official government website. Here's how you knowexpand_moreexpand_less

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Official government websites use .gov

Website addresses ending in .gov belong to official government organizations in the United States.

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Secure .gov websites use HTTPS

A lock lock or https:// means you've safely connected to the .gov website. Only share sensitive information on official, secure websites.

Floodplain maps

View flood maps and see your flood risk.

Channel migration hazards

Learn about channel migration to protect yourself and your property.

Landslide hazards and maps

Learn about the locations and types of landslides that can occur in King County river corridors.

Flooding in King County watersheds

Learn about flooding, how you can protect yourself from flooding, and flood-related projects in your watershed.

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