PAGE-48-目录TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc194652631"前言PAGEREF_Toc194652631\h-1-HYPERLINK\l"_Toc194652632"1、总论PAGEREF_Toc194652632\h-2-HYPERLINK\l"_Toc194652633"1.1概述PAGEREF_Toc194652633\h-2-HYPERLINK\l"_Toc194652634"1.1.1设计依据PAGEREF_Toc194652634\h-2-HYPERLINK\l"_Toc194652635"1.1.2工程背景PAGEREF_Toc194652635\h-3-HYPERLINK\l"_Toc194652636"1.1.3对可行性研究报告批复意见的执行情况PAGEREF_Toc194652636\h-4-HYPERLINK\l"_Toc194652637"1.2项目概况PAGEREF_Toc194652637\h-6-HYPERLINK\l"_Toc194652638"1.2.1工程位置PAGEREF_Toc194652638\h-6-HYPERLINK\l"_Toc194652639"1.2.2工程目标PAGEREF_Toc194652639\h-6-HYPERLINK\l"_Toc194652640"1.2.3建设条件PAGEREF_Toc194652640\h-6-HYPERLINK\l"_Toc194652641"1.2.4建设内容和规模PAGEREF_Toc194652641\h-7-HYPERLINK\l"_Toc194652642"1.2.5工程总投资PAGEREF_Toc194652642\h-7-HYPERLINK\l"_Toc194652643"2、现状条件及建设必要性PAGEREF_Toc194652643\h-8-HYPERLINK\l"_Toc194652644"2.1城市概况PAGEREF_Toc194652644\h-8-HYPERLINK\l"_Toc194652645"2.1.1自然条件PAGEREF_Toc194652645\h-8-HYPERLINK\l"_Toc194652646"2.1.2社会经济条件PAGEREF_Toc194652646\h-9-HYPERLINK\l"_Toc194652647"2.2水源地所属流域水系及污染防治现状PAGEREF_Toc194652647\h-10-HYPERLINK\l"_Toc194652648"2.2.1松花江流域水系PAGEREF_Toc194652648\h-10-HYPERLINK\l"_Toc194652649"2.3水源地现状PAGEREF_Toc194652649\h-11-HYPERLINK\l"_Toc194652650"2.4水源地存在问题PAGEREF_Toc194652650\h-12-HYPERLINK\l"_Toc194652651"2.4.1近水居民生活垃圾、城镇生活污水污染问题PAGEREF_Toc194652651\h-12-HYPERLINK\l"_Toc194652652"2.4.2保护区内工矿企业对水源地的污染PAGEREF_Toc194652652\h-12-HYPERLINK\l"_Toc194652653"2.4.3农药、化肥面源污染问题PAGEREF_Toc194652653\h-13-HYPERLINK\l"_Toc194652654"2.4.4水土流失问题PAGEREF_Toc194652654\h-13-HYPERLINK\l"_Toc194652655"2.5工程建设的必要性PAGEREF_Toc194652655\h-14-HYPERLINK\l"_Toc194652656"2.5.1本项目的建设是执行国家政策，完善松花江流域重点区域污染防治的需要。PAGEREF_Toc194652656\h-14-HYPERLINK\l"_Toc194652657"2.5.2本项目的建设是落实科学发展观和构建社会主义和谐社会的需要PAGEREF_Toc194652657\h-15-HYPERLINK\l