目 录 1 总则 ........................................................................................................................... 1 1 .1 项目来源及建设必要性 ........................................................................................ 1 1 .2 论证目的 ................................................................................................................. 2 1 .3 论证原则及依据 ..................................................................................................... 2 1 .4 论证范围 ................................................................................................................. 4 1 .5 论证程序 ................................................................................................................. 4 1 .6 论证内容 ................................................................................................................. 7 1 .7 论证规模 ................................................................................................................. 7 2 项目概况 ................................................................................................................... 8 2 .1 项目基本情况 ......................................................................................................... 8 2 .2 项目所在区域概况 ............................................................................................... 1 2 2 .3 排污单位废污水产生环节 ................................................................................... 1 3 2 .4 达标排放情况及排放去向 ................................................................................... 1 3 2 .5 入河排污口设置方案 ........................................................................................... 1 3 3 水功能区管理要求 .................................................................................................. 1 5 3 .1 水功能区保护水质管理目标与要求...