SDG 6 aims to ensure availability and sustainable management of water and sanitation for all by 2030. It has various targets including access to clean water, reducing pollution, improving water quality by reducing dumping of hazardous chemicals. The COVID-19 pandemic has highlighted the importance of clean water and sanitation as hand washing is critical to prevent spread but billions lack access. Progress on SDG 6 positively impacts other goals and challenges include financing, data, capacity and innovation.