World Water Day 2022: 22 March

World Water Day became a UN observance day in 1993. It seeks to focus attention on the global water crisis. On 22 March every year, people and organizations mark World Water Day by taking action to tackle the water crisis. 

World Water Day Theme 2022: “Groundwater, Making the Invisible Visible”. The UN World Water Development Report (WWDR) is released each year around World Water Day.