本文研究了南阳市中心城区的供水现状。根据南阳市供水存在的问题和经济社会发展的用水需求,按照先地表水后地下水、先南水北调中线调水后当地水的原则,从提高城市公共供水能力、供水的安全性以及降低供水管网漏损率等方面,制定了城市供水及供水管网改造规划,提出了城市供水科学发展的具体措施。 This paper studies the water supply in downtown Nanyang. According to the existing problems of water supply in Nanyang City and the demand of water for economic and social development, according to the principle of local surface water after groundwater in the first surface water diversion project and local water diversion after the South-to-North Water Diversion Middle Route, from the perspective of improving the public water supply capacity and water supply safety, Loss rate and other aspects, developed a plan for urban water supply and water supply network reform, put forward specific measures for the scientific development of urban water supply.