The municipal solid waste represent an actual problem as through the quantity and diversity of them and through a danger for environment and population healthy. This paper presents a study regarding biological contamination of soil around waste dump from Bacau. For determinate of soil contamination was effectuated a series of experiments were cropped and analyzed soil samples at different distances and depths of waste dump. For the obtained results the conclusions are : a significant pollution of the soil at 500 m distance at 0-10 cm and 10-20 cm depth, a decrease of total number of germs at 1000 m distance. Effectuated study has permitted the establishment a pollution causes, a impact an environment and the measures that needed in order to reduce pollution.
