Assessing Contamination Level of Heavy Metals in the Lake of Qaraaoun. Lebanon

Water pollution in the Lake of Qaraaoun became a common criterion and it has been exaggerated in the last few decades as a result of population growth and the changing climatic conditions. The Qaraaoun Lake is the largest artificial reservoir in Lebanon, which is located along the Litani River. It represents the connecting point between the Upper and Lower Litani River Basins. The study aimed at assessing the levels of heavy metals concentration of and their sources in the sediment of the Qaraaoun Lake at three representative sites during dry season of the year 2012.