Rooftop rain water harvesting is the technique through which rain water is captured from the roof catchments and stored in reservoirs.
Roof top rain water harvesting in india.
Components of rain water harvesting system the various components of a rainwater harvesting system are 1.
Dew and fog can also be collected with nets or other tools.
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.
It s a simple indigenous technology being practiced in india for centuries.
A 100 sqm roof area with an average of 50cm rainfall can yield 50 000 litres of water.
Roof top rain water harvesting depends upon the amount of rainfall and the roof top area.
The concept involves collection of rain water either in natural reservoirs aquifers and or in constructed tanks.
More the amount of rainfall more is the harvested water from roof top.
Roof top rainwater harvesting the roof becomes the catchment area and the rainwater is collected from the roof of the house building.
Sdg 6 for india.
Rwh helps in achieving self sufficiency in water raises ground water level improves ground water quality and helps to reduce soil erosion.