The pollution load of wastewater and the performance of the sewage treatment plant of Skhirat cityMehdi Bouhafa, Omar El Rhaouat, Mostapha Lakhlifi, Sakina Belhamidi, Azzedine El Midaoui and Fatima El HannouniE3S Web Conf., 150 (2020) 02010DOI: https://doi.org/10.1051/e3sconf/202015002010