inadequate solid waste management in both countries and illegal disposal of wastes directly to the water bodies have exerted pressure on the lake s system wastewater collection and treatment facilities that arc currently being constructed in the albanian side the reconstruction of existing facilities in montenegro in podgorica as well as the construction of solid waste management facilities in both countries are expected to improve the situation heavy metal pollution especially in lake sediments and moderate pathogen loads have been observed locally in the aquifer the drin contributes to some extent with trace metals originating from the disposal of byproducts from iron and copper mines located upstream