This research paper analyzes the presence of COVID-19 in sewage and its potential impact on water supply. It evaluates the causes, effects, and ways to reduce the impact of COVID-19 in sewage. The study shows that COVID-19 can spread through water and sewage water, and the survival period of the virus in the environment of water depends on various factors. The research also suggests ways to reduce the risk of transmission of the pathogen through water or sewage water.