CHENNAI: Major reservoirs in southern states have just 10 per cent of their total storage level as on April 27, which is less by four per cent when compared with the corresponding period of last year.According to an official statement of the Union ministry of water resources, river development and Ganga rejuvenation, the Central Water Commission CWC ) monitors 31 reservoirs in the states such as Andhra Pradesh, Telangana, Karnataka, Kerala and Tamil Nadu with total live storage capacity of 51.59 BCM.The total live storage available in these reservoirs is 4.95 BCM, which is 10% of total live storage capacity of these reservoirs."The storage during the last year was 14% and average storage of last ten years during the same period was 21% of live storage capacity of these reservoirs. Thus, storage during current year is less than the corresponding period of last year and is also less than the average storage of last ten years," the statement said.