This study presents an innovative approach to sustainable wastewater treatment by integrating electrocoagulation (EC) with solar energy and biogas. . Transitioning to a solar-powered wastewater treatment facility can prepare utilities to address three significant challenges they face today. A water treatment plant requires energy to convert dirty water into a reusable resource. Between aeration, sludge treatment, pumping systems, and odor. . Because solar adoption at wastewater treatment plants is still relatively new, there is little known about these facilities, including where they are, what drove them to choose solar, and if solar has been a success. A team of researchers looks to fill in those gaps with a new project. Intro: The. . Experts from 14 countries analyzed the potential for solar heat and photons for wastewater treatment in industry and municipal wastewater treatment. This article highlights the most promising outcomes. In addition to renewable. . One of the most common applications is solar-powered aeration systems, which enhance the efficiency of biological treatment processes and reduce energy consumption. The research evaluates the performance of an EC reactor in terms of chemical oxygen demand (COD) removal efficiency under varying current densities. . The solar micro-power sewage treatment equipment generates electricity through solar photovoltaic panels to drive an efficient sewage purification process. It is energy saving, environmental protection, suitable for remote or power shortage areas. Introduction to Solar Wastewater Treatment Plant. .