SWOT satellite will accumulate the data on the height of the planet’s salt and fresh water-which will include oceans, lakes, and rivers. It will enable the researchers in tracking the volume and location of water all around the world.
source https://www.jagranjosh.com/current-affairs/swot-satellite-launch-satellite-for-tracking-global-surface-water-to-launch-in-2022-confirms-nasa-1637846540-1