南阳市委、市政府从可持续发展的高度出发,引入经营城市的理念,多渠道筹集资金,对白河南阳市城区段开展了大规模的河道清淤、污水防治和堤防硬化、美化工作。1993年、1995年、2002年在白河城区段建成了三级橡胶坝工程,蓄水长度达15km,水深0.5～4m,水面宽700～900m,总库容2300万 m~3,水域面积11.6km~2,形成了北方地区少有的水域景 Nanyang municipal government from the perspective of sustainable development, the introduction of the concept of operating the city, multi-channel financing for the urban section of the White River Nanyang launched a large-scale river dredging, sewage treatment and dike hardening, landscaping. In 1993, 1995 and 2002, a Grade III rubber dam was built in the section of Baicheng City. The water storage length is 15km, the water depth is 0.5m to 4m, the water surface is 700m to 900m, the total storage capacity is 23million m 3, and the water area is 11.6km ~ 2, forming a rare waterscape in the north