Latest Answer: Pune authority will finalise norms to help societies set up rainwater harvesting system. Special workshops will be conducted in collaboration with NGOs and rainwater harvesting experts. Since every housing society has different kind of requirements, it is necessary to suggest different RWH models to them. According to experts, every 1,000 sq ft of constructed area can harvest 70,000 litres and every acre of open area can harvest 25 lakh litre during the rainy season.
