Presented by rajesh kumar gupta suraj kumar vishwakarma 2. What conclusion can be given for rainwater harvesting. This section provides a basic technical description of the two main types of rainwater harvesting systems passive and active and outlines the basic maintenance requirements of each. Hence rain water harvesting structures are essential for effective utilization of excess rainfall. This report examines specific water harvesting systems in subsaharan africa. Rainwater harvesting is a viable option to supplement city water for nonpotable human uses, such as irrigation. Rainwater harvesting is an excellent means of supplementing water for use on site if the process is permitted by state andor local laws. Rainwater harvesting is a better option to provide arsenicfree. Contribution of rainwater harvesting to a sustainable water strategy. Pdf on apr 19, 2018, arvind bishnoi and others published rainwater harvesting for sustainable development. If this water is to be stored for future use, we would require a much more sophisticated systempavements and builtup areas free from oil, carbon, and garbage.
In this study, the rain water harvesting rwh system is analyzed as a alternative source of water at campus of government college of engineering, aurangabad geca in the state of maharashtra, india. Free ranging animals are able to quench their thirst. Rainwater harvesting is the capture and reuse of rainfall. Rainwater harvesting systems for communities in developing. We are a nonprofit group that run this website to share documents.
Our earth is covered with 75% of water and 25% of land but water scarcity is a global issue because the large extent of water is not used for the domestic purpose, irrigation purpose and one of the solutions for such problem is the rainwater harvesting. It is one of the purest form of water found on earth, because it is collected after it has vaporized and is almost as good as distilled water. Development of a rainwater harvesting system for the. Rainwater harvesting is the intentional collection of rainwater from a surface and its subsequent storage in order to supply water during the time of demand. Rainwater harvesting is a technology used for collecting and storing rainwater from rooftops, the land surface or rock catchments using simple techniques such as jars and pots as well as more complex techniques such as underground check dams. Rain harvesting how to create the complete rain harvesting system using 12 steps. Pdf a project report on rainwater harvesting at amit. The entire community benefits from the larger communal surface catchment system.
Roof surfaces and gutters have to be kept free of bird droppings. It can be a paved area like a terrace or courtyard of a building, or an unpaved area like. Pdf study on potential uses of rainwater harvesting in urban. Rainwater harvesting an overview sciencedirect topics. Improve water quality, reduce tank maintenance, increase catchment efficiency and. It is hoped that this will serve as a helpful guide to the field engineers. Based on the survey of 5 households done in 1985, the following conclusions were drawn. Rainwater harvesting seminar and ppt with pdf report. Rainwater harvesting is a strategy of collection and storage space of rainwater into natural reservoirs or tanks, or the seepage of surface water into subsoil water channels.