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The Effects Of Sludge Sewage On The Waste Water Treatment

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The usefulness of sludge sewage also known as bio solids in the environment can’t be overemphasized. According to Renner, millions of tons of sewage sludge is produced each year[1]. Land filling, incineration and land application are the possible options for the disposal of the bio solids resulting from the waste water treatment. Approximately six million tons of treated sludge produced annually in the U.S is applied to the farmland[6]. This method of disposal is favored above the other methods because it is used as a form of amendment for the purpose of improving the condition of the soil. The treated sewage sludge or bio solid is rich in nutrients like nitrogen and phosphorus and organic content which make it useful as fertilizers to stimulate the growth of plants as well as enhance and maintain productive soils[5]. In addition to the nutrients contained in the bio solids, there is also the presence of a multitude of metals, contaminants and pathogens. This caused the issue of the bio solids application in the agricultural lands to be a disputatious issue globally right from the time the Clean Water regulations were enacted since the late 1980’s[1]. Sewage sludge or Bio solids are the byproducts of domestic and industrial waste water treatment processes. According to Title 40 of the Code of Federal Regulations, Part 503, sewage sludge is regarded as the solid, semi solid or liquid remains that results from the treatment of sewage produced industrially and

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