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.
Methods & Models
The GWRP supports many types and levels of research from basic hydrologic research conducted by the National Research Program to development of new field techniques, geophysical methods applications, and computer model development. The Program is always trying to find more efficient methods of evaluating groundwater resources at a variety of different scales and these listed activities are examples of what is currently underway.