Rainwater from the roof goes to an old open tank that was fortunately already placed at a desired height. The bottom of this tank is six feet above the ground. This tank, with a height of seven feet, has a capacity of about 14,000 litres. Water is allowed to fill up to 5.5 feet and then it starts overflowing. The excess water gets filtered in a locally made filter and pours into the open well. In this process, the tank holds upto 11,000 litres of water. As the rainwater is used for non-potable purpose, it is not filtered.
Explaining how one family’s rainwater collection system operates to provide both potable and non-potable sources of water for six months out of the year. The full article can be found on India Together.
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