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Rainwater Harvesting - Explore

The Basics


Take Action




  • Do you know how much of rain falls on your terrace annually, or what is the extent of the rainwater run off? Knowing this will help you in understanding the potential of rainwater harvesting and extent of water wastage.The Dept of Drinking Water Supply of the Government of India has a quick and simple rainwater calculator that lets you see how much rainfall you can harvest from your residence, and how many days of the year it will provide water. Click Here


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