Rainwater Harvesting in Chettinad, India
Chettinad comprises of 74 villages and two towns of which 11 villages are recognized by UNESCO as three clusters. Chettiars migrated from the fertile Chola Kingdom to arid Pandya Kingdom and settled in these 74 Villages and 2 Towns. Chettiars planned their houses in unique Chettinad Architecture as it suited their lifestyles. All the rainwater from the entire house is pooled over Vazhavu and collected from four corners through very big brass vessels ( Andah) 500 to 1000 liters capacity. The water so collected after filtering through the year, especially during summer. This conservation system is followed in every household for their personal needs. For the community, they build an Oorani ( Tanks) in the center of the village and mostly in front of village temples. Such tanks have a very well-laid water collection system with a unique filtering mechanism using well-rounded pebbles, sand, and brick pieces. This ensures the availability of water throughout the year. Similarly, ...