What is a levy dam?

Levee. (Dike) In hydrologic terms, a long, narrow embankment usually built to protect land from flooding. If built of concrete or masonary the structure is usually referred to as a flood wall. Levees and floodwalls confine streamflow within a specified area to prevent flooding.

What is a dam or levee used for?

Levees may be used to increase available land for habitation or divert a body of water so the fertile soil of a river or sea bed may be used for agriculture. They prevent rivers from flooding cities in a storm surge.

What is an example of a levee?

The definition of a levee is a barrier or embankment designed to prevent the overflow of water onto land. Barriers set up in New Orleans that were designed to prevent the flow of water and that failed during Hurricane Katrina, causing flooding, are an example of levees.

What are dams and levees and why are they built?

If they go, homes and vast stretches of land will be flooded and the environment literally drenched. Dams generally serve the primary purpose of retaining water, while other structures such as floodgates or levees (also known as dikes) are used to manage or prevent water flow into specific land regions.

Whats is a dam?

A dam is a structure built across a stream or river to hold water back. Dams can be used to store water, control flooding, and generate electricity.