New & Noteworthy

 ModelMuse: Graphical User Interface for MODFLOW-2005 and PHAST (TM 6-A29)

 Groundwater: Ground water versus groundwater (OGW Technical Memo 2009.03)

 Field Techniques for Estimating Water Fluxes Between Surface Water and Ground Water (TM 4–D2)

 Ground-Water Availability in the United States (Circular 1323)

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.

USGS Groundwater Programs

• Groundwater Resources Program
• National Research Program
• Toxic Substances Hydrology Program
• Water Use Information
• National Water-Quality Assessment (NAWQA) Program
• Branch of Geophysics
• Collection of Basic Records (CBR) Program
• Yucca Mountain
• National Cooperative Geologic Mapping Program
• Additional USGS Water Resources Programs