Rediseño de la Planta de Tratamiento de aguas residuales de la Parroquia Cunchibamba, cantón Ambato

Abstract

The Wastewater Treatment Plant of Cunchibamba town, Ambato city, Tungurahua province was redesigned in order to improve the treatment system allowing to discharge the wastewater to the receiving body fulfilling with environmental regulations. Wastewater influent and effluent was characterized according to methods described in APHA/ AWWA / Standard Methods, analyzes on key parameters for gauging method was used in the first revision box, using a 20 L graduated recipient, flow rates ranging from 4,13 L/s to 6,67 L/s were obtained; Topographic measurements were conducted together with staff of the company, besides the dimensions of existing components were verified. With these results a diagnosis of the treatment plant was carried out, it demonstrates a low depuration performance for these parameters which are adobe environmental law limits, for this reason it is necessary to make a total maintenance of existing components in the plant, to implement a regulator bypass to control the water flow, to design a proper pretreatment system and new components, which shall treat the wastewater overflow, reducing the pollutant load by 81% complying with the provisions of current environmental law. With the redesign of the Plant Wastewater Treatment compliance of discharge limits shall be achieved, preventing environmental pollution in the receiving body and Cunchibamba town, it is recommended to execute this Project in order to achieve a healthy environment, a sustainable development, keeping and maintaining a harmonious balance between man and nature.