The people in rural India have used a large number of water collecting methods to capture as much rainwater as possible which had fallen on their land. Some of the methods used for water harvesting by the rural people were. Digging of small pits and lakes . Building of small earthen dams.Construction of dykes (long walls of earth to trap water). Construction of sand and limestone reservoirs. and setting up of roof-top water collecting units. All these methods of collecting and saving rain water have recharged the depleting groundwater levels.Rainwater harvesting is an age-old practice in India. Water-harvesting techniques used depend on the location where it is to be used. Some of the ancient 'water harvesting structures used in different rural regions of our country hear are 5 countries given below :-
1. Rajasthan
2. Maharashtra
3. Madhya Pradesh and Uttar Pradesh
4. Bihar
5. Himachal Pradesh
10 3 10