Dzhankeldy Wind Power Project
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- Figure 6-6 Location of Kalaata and Dzhankeldy Village in Relation to the Project Site 6.5 Waste and Wastewater Management
6 Source: Decree of the Cabinet of Ministers of the Republic of Uzbekistan № 981 of 11.12.2019. "On approval of the Regulation on the procedure for establishing water protection zones and zones of sanitary protection of water bodies in the territory of the Republic of Uzbekistan". Dzhankeldy 500MW Wind Farm ESIA Volume 2- Main Text, Tables & Figures 182 Figure 6-6 Location of Kalaata and Dzhankeldy Village in Relation to the Project Site 6.5 Waste and Wastewater Management Solid and liquid waste can exhibit certain characteristics according to its chemical, physical and biological features. Different types of waste require different management and disposal techniques according to the potential risk that the material poses to human health or the environment. In order to categorise the different risks to these receptors, it is often useful to demarcate the streams into different categories that effectively equate to the level of the management and disposal which are required for each. Industrial or domestic wastewater streams have the potential to contribute to a number of environmental problems if not properly handled, stored and/or managed, such as direct contamination to water bodies potentially leading to severe environmental and public health issues downstream. 6.5.1 Solid Waste The State Unitary Enterprise “Toza hudud – translated to Clean Area” under the State Committee is responsible for supervising cleaning and waste collection in public places and responsible for the collection of household waste. In 2018, Toza Hudud collected wastes from approximately 53% of the country’s population. This was achieved through the purchase of 210 new garbage trucks in 2018, with an additional 510 vehicles planned for 2019-2021.Toza Hudud is also implementing new waste collection and disposal systems. In 2021, the collection of waste by Toza Hudud is estimated to reach 83%. The Project area and neighbouring communities do not have any waste collection and disposal facilities and household waste is buried in the desert. The nearest landfill is located in Gijduvon district over 150km from the Bash site and it is operated by Toza Hudud. Dzhankeldy 500MW Wind Farm ESIA Volume 2- Main Text, Tables & Figures 183 6.5.2 Wastewater In Uzbekistan wastewater and sewerage systems are only accessible to 38% of the urban population and less than 5% of the rural population. Wastewater is collected from enterprises and households and fed to the Bukhara city wastewater treatment plant (WWTP which is the centralised wastewater collection system in the region. Of Uzbe kistan’s 119 cities, only 79 have communal sewerage services (66.4%). The total capacity of sewage treatment plants is 4,133,600 m 3 /day. The sewer system in Bukhara region is a split system with a total length of 189.1 km. There are 16 sewage pumping stations (SPS) all of which are controlled manually. These sewage pumping stations were built in 1960 and are still in operation. However, these pumping stations have high energy consumption and are not efficient due to the old technology. Two of these pumping stations are considered major SPS 7 . The State Unitary Enterprises (provincial Suvokavas) were established in each province of the country with the responsibility to develop and implement water supply and sanitation improvements in their respective jurisdictions. In conjunction with this, previously independent district water and sanitation enterprises (Suvokavas, (also called vodokanals), have also been restructured and have been absorbed as district branches into their respective provincial Suvokavas. About 150,000 residents of Bukhara are not connected to the sewerage system as they use pit latrines and septic tanks. Human waste is often collected and disposed by sewage trucks at the request of residents and transported to farms where they are used as fertilizer. Based on a survey conducted in 2019 with 300 households residing in two towns and nine districts of Bukhara Province, only 7% of respondents had access to a centralized sewerage system. 50% of respondents reported that they discharge wastewater into a special drainage pit in the inner garden of their homes. 30.3% reported they dispose wastewater in their yard garden, while 8.3% reported that they use drainage pits in the public yard of apartment buildings. There is no existing sewage treatment plant in Peshku district. However, it is understood that the Bukhara Region Water Supply and Sewerage Project (BRWSSP) plans to develop a treatment plant of 1500m 3 /day capacity in the district 8 . 7 Rehabilitation of treatment facilities and sewerage systems of Bukhara 8 Bukhara Region Water Supply and Sewerage Project (BRWSSP) Dzhankeldy 500MW Wind Farm ESIA Volume 2- Main Text, Tables & Figures 184 Download 6.64 Mb. Do'stlaringiz bilan baham: |
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