USGS Groundwater Information
Groundwater Resources Program
New & Noteworthy
Press Release: Deficit in Nation's Aquifers Accelerating
Technical Announcement: How Does Groundwater Pumping Affect Streamflow?
USGS Groundwater Watch
USGS maintains a network of active wells to provide basic statistics about groundwater levels.
Other Water Topics
USGS in Your State
USGS Water Science Centers are located in each state.
GWRP Photo Gallery