Welcome to the U.S. Geological Survey's (USGS) Water Science for Schools web site! We offer information on many aspects of water, along with pictures, data, maps, and an interactive center where you can give opinions and test your water knowledge.
Investigate the water cycle (in over 60 languages!)
The USGS Water Resources of the United States provides water information that benefits the Nation's citizens. Publications, data, maps, and State information are available.