Jul 10, 2025 · The USGS Real-Time Flood Impact Map helps communities stay safe by providing real-time information and visuals about locations in their area that may be experiencing flooding.

Floods occur naturally and can happen almost anywhere. They may not even be near a body of water, although river and coastal flooding are two of the most common types. Heavy rains, poor drainage, …

Flood management or flood control are methods used to reduce or prevent the detrimental effects of flood waters. Flooding can be caused by a mix of both natural processes, such as extreme weather …

Track flash flood warnings and alerts across the United States in real-time. Monitor active warnings, view expired alerts, and check rainfall outlook forecasts.

Flooding is an overflowing of water onto land that is normally dry. Floods can happen during heavy rains, when ocean waves come on shore, when snow melts quickly, or when dams or levees break. …

Learn and practice evacuation routes, shelter plans, and flash flood response. Gather supplies, including non-perishable foods, cleaning supplies, and water for several days, in case you must leave …

Jul 31, 2025 · Flash flood warnings have been declared for parts of New Jersey, New York, Pennsylvania and Maryland amid forecasts for severe thunderstorms and heavy rain Thursday. …

6 days ago · Flood, high-water stage in which water overflows its natural or artificial banks onto normally dry land, such as a river inundating its floodplain. The effects of floods on human well-being range …

This site is designed to teach you how to stay safe in a flood event. If you know what to do before, during, and after a flood you can increase your chances of survival and better protect your property.

In simple terms, a flood is an excess of water on land that is normally dry. For example, water damage to your home from a river that overflowed into nearby streets and yards would be a direct result of …