Therefore, Tamil Nadu is the correct answer, since Tamil Nadu is the first and the only state in India, which has made rooftop rainwater harvesting structures and is compulsory to all the houses across the state.
Which city in India is doing rainwater harvesting?
One of the solutions to the urban water crisis is rainwater harvesting – capturing the runoff. This is practiced on a large scale in cities like Chennai, Bangalore and Delhi where rainwater harvesting is a part of the state policy.
Is rainwater harvesting compulsory in Rajasthan?
Those who fail to comply with the new bylaws, their water supply would be disconnected. The official said that now all houses and buildings would come under the purview of the building bylaws and have to install the rainwater harvesting system. …
Which state has more rain water harvesting?
The states, which have taken up rainwater harvesting and groundwater recharge programs on a large scale, are Gujarat (North Gujarat, Saurashtra and Kachchh), Rajasthan, Maharashtra, Tamil Nadu, Karnataka, Andhra Pradesh, Madhya Pradesh, Orissa and Chattisgarh.
What is average rainfall in India?
The average rainfall in India is 120 cm.
Why do we need rain water harvesting in India?
Although one-eighth of India is declared as flood-prone, there are several thousand villages in India which do not have potable drinking water. … Rainwater harvesting is the most effective method of water conservation. It is used to collect and store rainwater for use by humans, animals, agriculture and industries.
Why is the first spell of rain not collected?
The first spell of rain was usually not collected as this would clean the roofs and the pipes. Rain water called as Palar Pani. Many houses constructed underground rooms adjoining the ‘tankas’ to beat the summer heat as it would keep the room cool.
Is rainwater harvesting illegal in India?
of India has made modifications to the building bye laws that requires Water Harvesting through storing of water runoff including rain water in all new buildings on plots of 100 sq. meters and above will be mandatory. Building plans are not sanctioned unless such provision is provided. … Buildings with plots of 200 sq.