👉 A basin is a type of water body or reservoir that is formed by the accumulation of rainwater, snowmelt, or other forms of precipitation. It is typically found in areas with high rainfall and is used to store water for use downstream, such as irrigation systems or hydroelectric power generation. Basins can be large or small, depending on their size and depth. They are often used to divert flow from one area to another, such as for flood control or for the transportation of water