Roof Water Harvesting System In India

Legislation on rainwater harvesting.

Roof water harvesting system in india.

Discover the impact that intensive rainwater harvesting initiatives have had on the lives of communities in the dry drought ridden regions of rajasthan and how their lives and farming enterprises have been transformed through the capturing of precious water via ponds check dams and other traditional structures. Rooftop rainwater harvesting systems are now mandatory for new buildings in 18 of india s 28 states and four of its seven federally administered union territories. Key to water independence through rooftop rainwater harvesting in monsoon average cost for building a rooftop rainwater harvesting system rrwhs is inr 45 000 for 10 000 litre capacity tank. There are various types of rainwater harvesting systems.

Storm water harvesting is yet to be acknowledged as a better alternative over rooftop water harvesting. Sdg 6 for india. A planned approach is hence needed in order to fully utilize the potential of rainwater to adequately meet our water requirements. Outcome 6 rain roof water harvesting structures with a capacity to store 66 000 litres of water in an underground tank at 6 locations in government schools in bilaspur and kabirdham district in chhattisgarh.

The main objective of rooftop rain water harvesting is to make water available for future use. Rainwater harvesting rwh system for individual houses in india. More the amount of rainfall more is the harvested water from roof top. Types of rainwater harvesting in india according to its intended use the raw materials used in the making etc.

It is best applied in residential areas of towns and cities. Harvested rain water can be stored in subsurface ground water reservoir by adopting artificial recharge techniques to meet the household needs through storage in tanks. Rainwater harvesting techniques have been already been devised and used since ancient time. Roof top rain water harvesting depends upon the amount of rainfall and the roof top area.

One of the major hurdles in storm water harvesting is the poor state of storm water drain systems in india. Which is the first state in india to have made the rooftop rainwater harvesting structure compulsory for all the houses across the state. A 100 sqm roof area with an average of 50cm rainfall can yield 50 000 litres of water. These were implemented at the community level in areas where rainfall is the only major source of freshwater mostly in rajasthan madhya pradesh.

Rooftop rain water harvesting is the technique through which rain water is captured from the roof catchments and stored in reservoirs. Of rain roof water harvesting structures has undertaken in government primary schools in chhattisgarh.