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USGS Training on Borehole Geophysical Logging

Detailed Description

A USGS hydrologist holds an electromagnetic induction borehole logging tool while the tool is calibrated. The hydrologist was participating in a USGS class on how to use electromagnetic induction geophysical methods for groundwater investigations, conducted by the USGS Office of Groundwater Branch of Geophysics in 2008.


Public Domain.