New & Noteworthy
 USGS Groundwater Modeling Software: Making Sense of a Complex Natural Resource
GWM-2005 — A Groundwater-Management Process for MODFLOW-2005 with Local Grid Refinement (LGR) capability
Estimated Water Use in the U.S. in 2005: Summary | Full Report | Data
Fact Sheet: Effects of Climate Variability and Change on Groundwater Resources of the U.S.
National Framework for Groundwater Monitoring
USGS Groundwater Watch
USGS maintains a network of active wells to provide basic statistics about groundwater levels.
![[Image: USGS active water level wells location map.]](http://groundwaterwatch.usgs.gov/sm_ogw.png "USGS Groundwater Watch")
USGS in Your State
USGS Water Science Centers are located in each state.
![[Map: There is a USGS Water Science Center office in each State.]](http://www.usgs.gov/frameworkfiles/includes/imagemaps/usmapsmall.gif)
Other USGS Water Science Areas
Water Resources
Water Quality
Water Use
Surface Water
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U.S. Department of the Interior |
U.S. Geological Survey
