Possible uses of sewage sludge from the central wastewater treatment plant Jesenice

The introductory part of the diploma thesis describes the basics of wastewater and sewage sludge\ud treatment in municipal wastewater treatment plants. The thesis then summarizes the Slovene legislation,\ud which regulates the future usage of sewage sludge in Slovenia. Next, it outlines the alternatives to\ud sewage sludge treatment in wastewater treatment plants and introduces the origins of sewage and the\ud ways of how to reduce or even remove water pollutants at their sources. The practical part investigates\ud the state of sewage sludge in the central wastewater treatment plant Jesenice and what happens to it after\ud its treatment. On the basis of the sewage sludge analysis results, the thesis researches further options for\ud its usage. The sewage sludge in the municipal wastewater treatment plant Jesenice is polluted with heavy\ud metals (copper, mercury, nickel, lead) and a sample also contained Salmonella. The usage of such\ud sewage sludge is very limited; that is why the thesis explores the reasons for inordinate water pollution\ud in the Municipality of Jesenice, which leads to sewage sludge's contamination, and suggests proposition\ud for its reduction