目 錄
1 總則 ................................................................................................................................. 5 1.1 任務(wù)由來和編制目的 ................................................................................................... 5 1.2 評價依據(jù) ....................................................................................................................... 5 1.3 采用的評價標(biāo)準(zhǔn) ........................................................................................................... 9 1.4 評價等級和范圍 ........................................................................................................... 9 1.5 評價期限 ..................................................................................................................... 10 1.6 環(huán)境保護(hù)敏感目標(biāo) ..................................................................................................... 10 2 工程概況 ....................................................................................................................... 11 2.1 流域規(guī)劃及開發(fā)利用情況 ......................................................................................... 11 2.2 工程開發(fā)地理位置 ..................................................................................................... 12 2.3 樞紐總體布置及主要建筑物 ..................................................................................... 12 2.4 工程施工規(guī)劃 ............................................................................................................. 14 2.5 水庫運行方式 ............................................................................................................. 16 2.6 建設(shè)征地及移民安置 ................................................................................................. 16 3 環(huán)境概況 ....................................................................................................................... 31 3.1 地質(zhì) ............................................................................................................................. 31 3.2 氣候 ............................................................................................................................. 31 3.3 水文泥沙 ..................................................................................................................... 31 3.4 水環(huán)境 ......................................................................................................................... 32 3.5 土壤 ............................................................................................................................. 32 3.6 陸生生物 ..................................................................................................................... 32 3.7 水生生物 ..................................................................................................................... 33 3.8 大氣與聲環(huán)境 ............................................................................................................. 33 3.9 水土流失現(xiàn)狀 ............................................................................................................. 33 3.10 社會經(jīng)濟(jì)現(xiàn)狀 ........................................................................................................... 34 4 環(huán)境影響預(yù)測和評價 ................................................................................................... 36 4.1 水環(huán)境影響預(yù)測和評價 ............................................................................................. 36 4.2 生態(tài)綜合影響評價 ..................................................................................................... 37 4.3 水土流失影響分析 ..................................................................................................... 42 4.4 大氣環(huán)境影響預(yù)測分析 ............................................................................................. 44 4.5 聲環(huán)境影響預(yù)測和評價 ............................................................................................. 44
定曲河古學(xué)水電站環(huán)境影響報告書(簡本) 3 4.6 其他環(huán)境影響預(yù)測和評價 ......................................................................................... 45 5 環(huán)境保護(hù)措施 ............................................................................................................... 45 5.1 水環(huán)境保護(hù)措施 ......................................................................................................... 45 5.2 生態(tài)保護(hù)措施 ............................................................................................................. 47 5.4 水土保持措施 ............................................................................................................. 50 5.5 大氣環(huán)境保護(hù)措施 ..................................................................................................... 50 5.6 噪聲控制措施 ..............................................................................................................