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 scientist checks groundwater monitoring equipment. The USGS monitors water-levels in thousands of wells across the Nation.
Groundwater Basics: Resources & Introductory Information
How do I find ...
How do I find groundwater level data?
The USGS monitors groundwater levels in thousands of wells across the U.S. To find groundwater level data, visit the following resources:
For more background information on water levels:
How do I find information on aquifers?
For data and information on principal aquifers in the United States:
The USGS does not have a centralized source of local aquifer data. For data and information on local aquifers, visit the following resources:
For background information on aquifers:
How do I find out about water use?
The USGS collects data on U.S. water use at five-year intervals.
How do I find out about groundwater quality?
For information on USGS water-quality data, information, and programs, refer to the USGS Water Quality Information web site.
How do I find USGS publications and products on groundwater topics?
There are many ways to find USGS publications and products:
Where can I find other basic information on groundwater?
Additional USGS resources that might be of interest include:
Links to resources outside the USGS: