(1)Standards: The city fully apply national standards on water quality, national standards on collection and treatment for solid waste and wastwater. National water quality classified as Grade I, II, III, IV, V, and Worse than Grade V. Grade I is the best quality, and Grade III is acceptable drinking water quality.
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(2)Policies: “Action Plans (2016-2020) for the Control of Water Pollution”targets of the action plan: 93.2% of the water body in Yuan River, Lishui River and West Dongting Lake to be qualified or better than drinking water quality (Grade III);
Spongy City Development Plan for 2015-2030: Water quality of the Yuan River maintained between Grade II and III; Liuye Lake water quality maintained at Grade III or better and Chuanzi River water quality maintained at Grade IV or better, and rainwater reduction rate reaches 45%. To separate industrial polluted water, sewage water with rainwater, and develop separate treatment system. Before the end of 2017, 95% of the polluted water (both industrial and sewage water) should be treated effectively in urban areas, and 10% of the treated water re-used. By the end of 2020, polluted water collection facilities cover the whole administrative boundary.
Environment Protection Responsibility and Guidelines focus on the rural environmental control, in particular address non-point pollution from agriculture sectors, such as aquaculture, animal husbandry, and farming activities. Zoning of the animal husbandry to avoid any ecological sensitive area, and meanwhile, to develop grid of artificial wetlands to treat non-point pollution.
Implementation Plan for the Safe Sanitary Latrines in the Rural Construction of Changde city ([2016]17)
(3)Objectives for solid waste treatment: develop a comprehensive urban-rural solid waste collection, classification and treatment system. By the end of 2016, non-harmful solid waste treatment rate reached 95% or above at county town and city district, and 40% of rural area developed solid waste collection and classification system; and by the end of 2020, all solid waste in urban (county town and city district) area will be treated, and at least 30% of them recycled, 60% of the rural area developed solid waste collection and classification system.
(4)Sanitary latrine improvement:Sanitary latrine in rural area has been increased from 1 million families in 2012, to 1.39 million sanitary latrine in 2016, which the coverage rate is 91%of the whole rural household.