USGS - science for a changing world

Water Resources of the United States

Image of family canoeing on a lake.The USGS mission is to provide water information that benefits the Nation's citizens: Publications, data, maps, and applications software. USGS Water-Resources offices are located in every State.

 

Science In Your Watershed

 

Of Current Interest...

National Water Census — It is time for a comprehensive examination of water availabilty in the United States using what we have learned during the past thirty years and with up-to-date capabilities. Learn more...

Selected Podcasts about water

 

NWISWeb Water Data

Access to water-resources data collected at approximately 1.5 million sites throughout the Nation.


Scientist taking a surface water sample

Regional Studies

 

Water Resources Programs

A-Z Index of hydrologic terms

   
       

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