Flooding is the event setting the mainland (which is usually dry) because of the increased volume of water . Flooding can occur due to excessive water peluapan somewhere due to heavy rain, peluapan river water, or the outbreak of the river dam.
In many arid regions of the world, the soil has poor water absorption capacity, or amount of rainfall exceeds the ability of soil to absorb water. When rain falls, which sometimes happens is a sudden flood caused by drainage terisinya dry with water. Flooding of this kind is called flash floods.