flood meaning causes and precautions
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What is a Flood?
Believe it or not, flooding is the deadliest type of severe weather. There’s probably a lot about floods and flooding you don’t know.
In this guide, we’ll go over everything there is to know about flooding; answering common questions like “What causes flooding?” and “Where does flooding occur?”
Use the buttons below to jump to the flood facts you care about the most, or read the entire Flooding 101 guide to become an expert!
Flood Facts
Flooding Causes & Effects
Flood Safety & Prevention
Worst Floods
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What is a Flood? | Types of Floods
Flooding gif with flowing floodwaters
When discussing floods, it’s important to understand what they are. Let’s start with a flooding definition.
A flood is an overflow of water that submerges land that is usually dry. Floods are an area of study in the discipline of hydrology. They are the most common and widespread natural severe weather event.
Floods can look very different because flooding covers anything from a few inches of water to several feet. They can also come on quickly or build gradually. To better answer the question of “What is a flood?” we’ll answer what each specific type of flooding event is.
According to our friends at the National Severe Storms Laboratory, there are five types of floods. They include:
Explanation: