【正文】 開(kāi)縣天鑫水電站工程環(huán)境影響報(bào)告書(shū)重慶渝佳環(huán)境影響評(píng)價(jià)有限公司 I 天鑫水電站工程環(huán)境影響報(bào)告書(shū)開(kāi)縣天鑫水電站工程環(huán)境影響報(bào)告書(shū)重慶渝佳環(huán)境影響評(píng)價(jià)有限公司 II 目 錄前 言 ...............................................................................................11 總則 ..............................................................................................3 項(xiàng)目由來(lái) .......................................................................................................................3 編制依據(jù) .......................................................................................................................3 評(píng)價(jià)總體構(gòu)思 ...............................................................................................................8 評(píng)價(jià)等級(jí)及評(píng)價(jià)范圍 ..................................................................................................8 評(píng)價(jià)目的及評(píng)價(jià)重點(diǎn) ..................................................................................................9 評(píng)價(jià)原則及評(píng)價(jià)時(shí)段 ................................................................................................10 評(píng)價(jià)標(biāo)準(zhǔn) ....................................................................................................................10 主要環(huán)境敏感點(diǎn)及保護(hù)目標(biāo) ...................................................................................132 區(qū)域環(huán)境概況 ..............................................................................15 地理位置 ....................................................................................................................15 地形、地質(zhì)、地貌 ....................................................................................................15 工程地質(zhì)條件 ............................................................................................................17 水文 .............................................................................................................................19 氣象 .............................................................................................................................21 旅游資源 ....................................................................................................................22 礦產(chǎn)資源 ....................................................................................................................22 土壤 .............................................................................................................................23 社會(huì)經(jīng)濟(jì)環(huán)境概況 ....................................................................................................23 環(huán)境質(zhì)量現(xiàn)狀 ..........................................................................................................233 項(xiàng)目概況 .....................................................................................31 項(xiàng)目基本情況 ............................................................................................................31 工程等級(jí)及標(biāo)準(zhǔn) ........................................................................................................31 工程布置與主要建筑物 ...........................................................................................32 建筑原輔材料及棄渣場(chǎng) ...........................................................................................34開(kāi)縣天鑫水電站工程環(huán)境影響報(bào)告書(shū)重慶渝佳環(huán)境影響評(píng)價(jià)有限公司 III 施工期供水、供電及供風(fēng) .......................................................................................36 工程占地、淹沒(méi)、及移民安置 ...............................................................................36 施工場(chǎng)地條件及交通 ................................................................................................37 施工總布置 ................................................................................................................37 施工導(dǎo)流 ....................................................................................................................39 工程特性 ..................................................................................................................394 工程分析 .....................................................................................44 與產(chǎn)業(yè)政策符合性及相關(guān)規(guī)劃協(xié)調(diào)性分析 ..........................................................44 工程選址合理性分析 ................................................................................................46 工程施工分析 ............................................................................................................49 施工期環(huán)境影響分析 ................................................................................................51 營(yíng)運(yùn)期環(huán)境影響分析 ................................................................................................55 污染物排放統(tǒng)計(jì) ........................................................................................................565 環(huán)境影響識(shí)別 ..............................................................................58 環(huán)境影響因素識(shí)別 ....................................................................................................58 主要環(huán)境影響問(wèn)題識(shí)別 ...........................................................................................59 環(huán)境影響因子識(shí)別 ....................................................................................................59 評(píng)價(jià)因子篩選 ............................................................................................................616 生態(tài)環(huán)境影響評(píng)價(jià) .......................................................................63 對(duì)水文情勢(shì)的影響分析 ...........................................................................................63 泥砂淤積影響分析 ....................................................................................................64 對(duì)滿(mǎn)月河水質(zhì)的影響分析 .......................................................................................65 河流減水段影響評(píng)價(jià) ................................................................................................65 對(duì)陸生動(dòng)植物的影響分析 .......................................................................................68 引水隧洞施工對(duì)上部生態(tài)環(huán)境影響 .......................................................................68 對(duì)雪寶山自然保護(hù)區(qū)的