describe the rooftop rainwater harvesting system parctised in india .in which state is it compulsory to follow the system
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it is collecting using pvc pipes
collected water is filtered using sand and bricks
excess water from sump is taken to well
water from well recharges the underground water
collected water is filtered using sand and bricks
excess water from sump is taken to well
water from well recharges the underground water
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