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Utah FORGE: LBNL Status Report on the VEMP Tool 2024

Published by Lawrence Berkeley National Laboratory | Department of Energy | Metadata Last Checked: January 27, 2026 | Last Modified: 2024-02-20T18:25:22Z
This report describes the modifications made to the Vertical Electromagnetic Profiling (VEMP) borehole tool, currently on loan to Lawrence Berkeley National Laboratory (LBNL) from Japan's Geothermal Energy Research and Development Co., Ltd. (GERD), during its refurbishment. It includes comprehensive descriptions of the VEMP tool's components, its operational mechanics, and elaborates on key procedures undertaken, such as calibration experiments and field tests that were conducted to verify the tool's functionality.

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