n Russia, approximately 70 per cent of drinking water comes from surface water and 30 per cent from groundwater. In 2004, water supply systems had a total capacity of 90 million cubic metres a day. The average residential water use was 248 litres per capita per day.[2] One fourth of the world’s fresh surface and groundwater is located in Russia. The water utilities sector is one of the largest industries in Russia serving the entire Russian population.