USGS Groundwater Information
New & Noteworthy
USGS Groundwater Watch
USGS maintains a network of active wells to provide basic statistics about groundwater levels.
USGS in Your State
USGS Water Science Centers are located in each state.
Other USGS Water Science Areas
USGS Groundwater Information Pages
The U.S. Geological Survey provides unbiased, timely, and relevant information and studies about groundwater resources of the Nation.