The activities of the second phase consisted in making a description of the existing treatment station, to see in a global way the performance of the station through the comparison of the analysis results of the water samples taken (STEP input and STEP output). ) the limit values ​​of wastewater discharge standards (Senegalese rejection standards).
We also noted the strengths and weaknesses of the system and proposed recommendations that will be taken into account in the new treatment system that is underway (phytopurification system).