facultative pond advantages and disadvantages

Anaerobic, facultative and maturation ponds as wells as aerated lagoon systems are presented as an appropriate solution in developing countries where sewerage systems are present. 6 0 obj The main function of anaerobic ponds is BOD removal, which can be reduced 40 to 85 % (WSP 2007). description of the concern or complaint, to, The source of this page with content of products and services is from Internet, It can beautify the environment and form an ecological landscape . 12 0 obj ALABASTER, G.P. 2. Perspectives are different frameworks from which to explore the knowledge around sustainable sanitation and water management. 10 0 obj <> There are three types of ponds, (1) anaerobic, (2) facultative and (3) aerobic (maturation), each with different treatment and design characteristics. This work presents the establishment of an international research collaboration network and main technical recommendations based on an exhaustive assessment on the state-of-the-art of stabilization ponds in the West-African context. The liner can be made from clay, asphalt, compacted earth, or any other impervious material. . Removing vegetation (to prevent BOD increase and mosquito breath) scum and floating vegetation from pond surfaces, keeping inlets and outlets clear, and repairing any embankment damage. 0000003487 00000 n Depending on the requirement for the final effluent in terms of pathogen reduction, only anaerobic and facultative ponds are necessary in some instances. Lesson 7: Stabilization Ponds - Mountain Empire Community College FPs loose ammonia into the air at high pH; and settle some nitrogen and phosphorus in the sludge. 9 0 obj Wastewater Technology Fact Sheet Facultative Lagoons Design manual for designers, builders and operators on the design and operation of artificially constructed wetlands and waste stabilization ponds. 'b* [V;.Kih+'^\j_.OUzwt^ tah;,zGb'hLOY k_!uJUu^zX{h @cxxZIup y,"hA}[

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