国环评证甲字第2702号湘江长沙综合枢纽工程环境影响报告书湖南省环境保护科学研究院项目承担单位：湖南省环境保护科学研究院院长：刘益贵评价证书编号：国环评证甲字第2702号协作单位：中科院武汉水生生物研究所湖南省环境监测中心站湖南省水产科学研究所湖南省血吸虫防治研究所项目负责：报告编制人员专题姓名环评证书号签名总报告工程分析水环境生态环境大气环境环保措施公众参与声环境审核：目录1总论.............................................................................................................11.1任务由来.........................................................11.2编制依据.........................................................31.3评价标准.........................................................41.4评价等级.........................................................61.5评价范围.........................................................61.6环境保护目标.....................................................71.7评价重点.........................................................81.8评价期限........................................................91.9评价程序.........................................................92工程分析....................................................................................................112.1湘江概况........................................................112.2建设的必要性....................................................112.3工程概述........................................................152.4渣场及料场......................................................392.5方案比较........................................................442.6污染源分析......................................................513.环境现状..................................................................................................653.1社会环境........................................................653.2区域规划概况....................................................763.3自然环境.......................................................843.4生态环境现状....................................................913.5水环境现状....................................................1083.6大气环境及声环境现状..........................................1873.7区域污染源调查................................................1894水环境影响评价......................................................................................1964.1施工期水环境影响分析...........................................1964.2水库运行时水文情势影响........................................2004.3营运期湘江水质影响预测........................................2044.4敏感点水质影响预测............................................2084.5对支流的水质影响预测..........................................2174.6重金属影响预测................................................2184.7富营养化变化趋势预测..........................................2204.8营运期下泄基流分析.............................................2224.9对排水涵闸的影响...............................................2235生态环境影响分析.................................................................................2245.1水生生态影响分析...............................................2245.2陆生生态影响分析..............................................2305.3水土流失影响预测...............................................2366人群健康的影响分析.....................................................................
