General Overview of Wastewater Treatment in Injibara Town

Yitbarek Andualem Mekonnen


This study was conducted to explore the real problems occur in domestic wastewater treatment of Injibara town, Amhara Regional State, Ethiopia.Domestic wastewater is the water that has been used by a community and which contains all the materials added to the water during its use. It is thus composed of human body wastes (faeces and urine) together with the water used for flushing toilets, and sullage, which is the wastewater resulting from personal washing, laundry, dish washing garbage disposal, food preparation and the cleaning of kitchen utensils.Domestic Wastewater which usually contains relatively small amounts of contaminants but even small amount of pollutants can make a big impact on environment. Domestic waste treatment ensures that all household sewage is properly treated to make it safe, clean and suitable for releasing back into the environment, lakes, or streams. Home sewage systems are designed to treat all of the liquid waste generated from a residence.

Domestic waste consists of four main fluxes: these are grey water, black water, yellow water and brown water.Household sewage treatment plant breaks down domestic wastes via three major stages.The design population is estimated with due to all factors governing the future growth and development of the project area in the industrial, commercial, educational, social and administrative spheres, Based on total numbers of population to determine water assessment and wastewater of the town.There are four types of wastewater treatment methods for futur design, such as preliminary, primary, secondary and tretiary treatment.This papre contains introductio, literatue review, material and methods, result and discusion, overeview of domestic wastewater management, conclusion and recommendation and reference.

Keywords: population forecasting, water demand, wastewater, treatment, effluents.


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ISSN (Paper)2224-5790 ISSN (Online)2225-0514

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