Flood is a terrible natural disaster. Every year during the rainy season, the chances of flooding in many areas increase. Pollution is the main cause of floods. Due to environmental pollution, sometimes there is famine and sometimes it starts raining heavily. Due to excessive rainfall the water level of rivers, ponds etc. rises, causing floods in many areas. Even the water level of the dam rises, causing the dam to break many times. Sometimes the occurrence of cloudburst also causes floods causing a lot of damage. Even many people have to wash their hands from life. The types of floods are classified on the basis of water flow, which are less destructive, destructive and very destructive. Rapidly established floods are quite destructive, in which the flow of water is very fast, causing great loss of life and property. However, people are warned in advance when there is a possibility of such floods so that they may move somewhere else for a few days or keep a stock of food and drink. Sudden floods are very destructive. It happens for a few minutes or hours but in that time it does a lot of damage. This type of flood often occurs in disasters such as cloudburst or dam break. There is no chance of escape from such floods. However, as the water level of the dam rises, people are informed a few days in advance. Floods cause loss of life and property, many types of diseases flourish, damage is done to the environment. That is why it is very important to control floods. People living in flood affected area can get relief from flood by following measures. People should be informed in advance so that there should not be much damage due to floods. For this a flood warning system should be established so that people can get time to protect themselves and their lives by giving flood warnings at the right time. If there is time, they will be able to move to some other place along with this they will also be able to store food items for a few days.