National Water Company (NWC) completed in the year 2016 a number of 48 projects with total costs of more than 5.2 billion within its efforts in developing services and infrastructure for sectors of water and environmental treatment in cities of Riyadh, Jeddah, Makkah and Taif. A report issued by National Water Company said that the 48 projects were completed in 2016 co- shared by the sectors of water and environmental services (sanitation), as the company provided more than SR 3.66 billion for water projects in these cities, while the cost of sanitation projects amounted to SR 1.64 billion.