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Carole D. Johnson is a Hydrologist with the USGS Office of Ground Water, Branch of Geophysics in Storrs, Connecticut. Her research interests include integrated analysis and interpretation of …

Overview In 2006 the USGS Office of Groundwater, Branch of Geophysics (OGW BG) conducted a technology demonstration and evaluation project in Waquoit …

OGW BG develops online technical information and resources for USGS offices and cooperators about hydrogeophysical techniques that enhance groundwater resource assessment, modeling, and monitoring. The table below provides links to USGS resources on hydrogeophysics methods, applications, and tools. …

USGS OGW, BG: Using Surface Geophysics for Bridge Scour Detection USGS Groundwater Information: Branch of Geophysics Surface geophysical techniques used to …

As Chief of the USGS Hydrogeophysics Branch, Dr. John W. Lane, Jr. provided leadership and support to USGS offices across the Water Resources Mission Area in the application of …

U.S Geological Survey (USGS) Office of Ground Water Branch of Geophysics - Surface geophysical techniques used to detect existing and infilled scour holes near bridge piers

Technology Evaluation Project Initial applications of the method by the USGS Office of Groundwater, Branch of Geophysics (OGW BG) indicate that the HVSR seismic method is a promising method for local- to basin-scale …

Azimuthal square-array direct-current (dc) resistivity soundings were used to detect fractures in bedrock in the Mirror Lake watershed in Grafton County, New Hampshire. Soundings were …

USGS Hydrogeophysics Branch provides technical support, guidance, and applied research that fosters the appropriate use of geophysical methods for USGS groundwater investigations.

USGS Publication - Integration of Surface Geophysical Methods for Fracture Detection in Bedrock at Mirror Lake, Hampshire (U.S. Geological Survey (USGS) Office of Ground Water, Branch of Geophysics)