Currently, the sewage of Gotvand city is dumped into wells and the sewage is discharged from surface canals near Karun river and causes environmental problems. The purpose of this project is to conduct feasibility studies and design the system and wastewater treatment plant. The wastewater treatment plant has a capacity of 0.07 cubic meters per second and includes components such as waste collector, pumping station, flow meter, aeration basin, sedimentation basin, chlorination basin and equipment to increase nutrients and remove residual chlorine.