Safe yield of a water supply source is the yield that is adequate for?
Water for meeting the requirements of a community can be obtained from various sources like rain, surface water and groundwater. The safe yield of a source of water is defined as the yield that is adequate for 95% of the year. Ref: Park's Textbook of Preventive and Social Medicine, 20th edition, p617
80% of the year
90% of the year
95% of the year
The whole of the year
All India exam