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Thomas J Mack, PG

Tom Mack has been a hydrogeologist with the USGS since 1983.

Tom has conducted numerous hydrologic investigations from site-specific contaminant studies to regional-scale resource assessments in the Northeastern U.S., Afghanistan, Africa, Emirates, and Madagascar. He specializes in regional groundwater resource assessments in valley-fill and fractured-bedrock settings. Other areas of expertise include: remotely-sensed data and groundwater flow modeling in regional water-availability investigations, analysis of GIS data for regional water and mineral resource evaluation, surface and borehole geophysical techniques, and borehole drilling.