黑河金盆水庫水源地水環(huán)境調(diào)查和保護(hù)措施研究
發(fā)布時(shí)間:2018-05-25 04:06
本文選題:水源地 + 生產(chǎn)污水 ; 參考:《長安大學(xué)》2014年碩士論文
【摘要】:作為用途最為重要的一類水資源,飲用水安全關(guān)系到人民群眾的切身利益,盡管我國飲用水在水質(zhì)、水量及水資源管理方面取得了令人可喜的成績,但仍存在些許問題。近年來,國內(nèi)又發(fā)生了幾起飲用水源污染事件,給國民經(jīng)濟(jì)造成極大損失,,給人民的生產(chǎn)、生活帶來嚴(yán)重影響,老百姓的飲水安全已經(jīng)受到了威脅,顯然確保水源地的飲水安全是保證城市安全、社會穩(wěn)定的重要任務(wù)之一,飲用水水源地保護(hù)必須得到高度重視。本文正是在這一背景下,對西安市的“母親水源”—黑河金盆水庫水源地的水環(huán)境進(jìn)行了調(diào)查,進(jìn)而有針對性的提出了保護(hù)措施。 第一章主要介紹了本文的選題背景和意義、國內(nèi)外的研究現(xiàn)狀、本文的研究方法和內(nèi)容。 第二章對黑河金盆水庫流域自然地理、社會經(jīng)濟(jì)、水源地保護(hù)區(qū)劃分及水資源開發(fā)利用等現(xiàn)狀進(jìn)行調(diào)查,對黑河金盆水庫流域內(nèi)污染源進(jìn)行了調(diào)查及評價(jià),識別流域內(nèi)的主要污染物。通過調(diào)查得出黑河飲用水源地主要的污染源為:1)引漢濟(jì)渭施工產(chǎn)生的施工廢水和生活污水的排放;2)大規(guī)模農(nóng)家樂等旅游服務(wù)設(shè)施,農(nóng)村生活污水的直接排放及生活垃圾隨意丟棄所帶來的潛在污染;3)王家河鎮(zhèn)的養(yǎng)鴨場畜禽糞便污染;4)板房子河馬鞍橋金礦區(qū)生活污水和生活垃圾污染。 第三章從水質(zhì)評價(jià)、水質(zhì)污染狀況等多角度對黑河金盆水庫水環(huán)境質(zhì)量現(xiàn)狀進(jìn)行分析評價(jià)。黑河上游流域的水質(zhì)評價(jià)結(jié)果表明:除水苑山莊由于旅游服務(wù)設(shè)施的影響,其斷面TN、CODCr存在一定超標(biāo)現(xiàn)象,水質(zhì)為地表水三類外,其余斷面均達(dá)到了地表水II類水質(zhì)標(biāo)準(zhǔn)的要求。黑河上游流域的水污染評價(jià)結(jié)果表明:在考慮TN指標(biāo)的情況下,水質(zhì)板房子河斷面尚清潔外,其余均為輕度污染。富營養(yǎng)化評價(jià)結(jié)果表明,黑河金盆水庫屬于中富營養(yǎng)級,營養(yǎng)化程度相對較低。 第四章在以上分析的基礎(chǔ)上,從隔離防護(hù)、農(nóng)業(yè)面源污染綜合整治、生活污水點(diǎn)源污染防治、集中式禽畜養(yǎng)殖污染控制、村鎮(zhèn)垃圾的集中收集處理、“引漢濟(jì)渭”工程庫區(qū)的水質(zhì)污染防治等方面,擬定了庫區(qū)水質(zhì)保護(hù)的對策和措施。
[Abstract]:As the most important kind of water resources, the safety of drinking water is related to the vital interests of the people. Although China's drinking water has made gratifying achievements in water quality, quantity and management of water resources, there are still some problems. In recent years, there have been several incidents of drinking water pollution in China, which have caused great losses to the national economy, seriously affected the production and livelihood of the people, and threatened the drinking water safety of the common people. Obviously, it is one of the important tasks to ensure the safety and social stability of the city to ensure the drinking water safety of the water source, and the protection of the drinking water source must be paid more attention to. Under this background, this paper makes an investigation on the water environment of the "mother water source" of Heihe Jinpan Reservoir in Xi'an, and puts forward some protection measures. The first chapter mainly introduces the background and significance of this paper, domestic and foreign research status, research methods and content of this paper. The second chapter investigates the present situation of natural geography, social economy, water source reserve division and exploitation and utilization of water resources in Heihe Jinpan reservoir basin, and makes an investigation and evaluation of the pollution sources in Heihe Jinpan reservoir basin. Identify the main pollutants in the basin. Through investigation, it is concluded that the main source of pollution in the drinking water source of the Heihe River is: (1) the discharge of construction wastewater and domestic sewage from the construction of the Hanji-Wei project; (2) Large-scale tourist service facilities such as Nongjiale, etc. Direct discharge of rural domestic sewage and potential pollution caused by random disposal of domestic waste 3) pollution of livestock and poultry feces from duck farms in Wangjiahe Town) pollution of domestic sewage and domestic refuse in Maanqiao Gold Mine area of Banhouse River. The third chapter analyzes and evaluates the present situation of water environment quality of Heihe Jinpan reservoir from the aspects of water quality evaluation and water quality pollution. The results of water quality evaluation in the upper reaches of Heihe River show that, due to the influence of tourism service facilities, TNCODCr in the section of Shuiyuan Village has a phenomenon of exceeding the standard, and the water quality is three kinds of surface water, and the other sections all meet the requirements of class II water quality standards of surface water. The results of water pollution assessment in the upper reaches of Heihe River show that the water quality is clean except for the section of Banhouse River, and the others are slightly polluted when TN index is taken into account. The result of eutrophication evaluation shows that Heihe Jinpan Reservoir belongs to medium eutrophication grade, and the degree of eutrophication is relatively low. The fourth chapter is based on the above analysis, from isolation and protection, agricultural non-point source pollution comprehensive control, domestic sewage point source pollution prevention, centralized livestock breeding pollution control, village and town garbage centralized collection and treatment, In this paper, the countermeasures and measures of water quality protection in the reservoir area are proposed.
【學(xué)位授予單位】:長安大學(xué)
【學(xué)位級別】:碩士
【學(xué)位授予年份】:2014
【分類號】:X52;TU991.1
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