Michael Marshall, CEG, LEG, PG

Experience

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  U.S. Army 1st Battalion 504 Parachute Infantry Regiment 82nd Airborne Division

  Sept 1994 - Sept 1998

  Sergeant (E5)
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  Oregon Department of Geology and Mineral Industries

  Jan 2001 - Jan 2002

  Geologist

  Cataloged and petrographically described borehole cuttings of the Columbia River Basalt Group. Digitized sample locations, prepared metadata, and database for GIS. Assisted in the identification of soil liquefaction features in cut banks of the Willamette River.

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  Consultant for Weyerhauser Mineral Resources

  Jan 2002 - Jan 2003

  Geologist

  Compiled mineral and aggregate site information from western Oregon counties to be used in update of Weyerhaeuser mineral resource database and USGS 7 ½’ quadrangle library. Assisted with identification and mapping of additional mineral resources at local quarry operations.

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  Parametrix

  Jun 2003 - May 2012

  Hydrogeologist

  Completed field environmental investigation and remediation projects consisting of collecting soil samples for environmental and geotechnical analysis, groundwater samples, soil-gas samples, and sediment samples for laboratory analysis. Managed Phase I and Phase II Environmental Site Assessments with occasional RI/FS support. Prepared the reports, geologic cross-sections, potentiometric surface maps, contaminant distribution maps and provided an assessment of site conditions with recommendations. Experience with high resolution GPS equipment to collect field information and translate field data into GIS software systems for presentation and analysis. Conducted hydrogeologic investigations for contaminant migration for resource protection of a critical aquifer area. Show less

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  AEG

  Jan 2007 - Sept 2021

  Oregon Section Board

  Coordinate with brilliant scientists and engineers to present their amazing work at monthly AEG meetings

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  GRI

  May 2012 - now

  Senior Engineering Geologist

  Evaluate slope stability considerations using lidar imagery and ground reconnaissance. Evaluate geologic hazards, including fault traces, landslides, steep slope, and shallow rock hazards. Models lidar point cloud data to develop topographic surface imagery and identify landforms. Completes geologic ground reconnaissance to evaluate landslide hazards and develop facility hazard ranking so client could prioritize repairs. Develops and evaluates geologic and geologic hazard information for discipline reports in support of the permitting process for multiple large-scale industrial facilities in Oregon and Washington. Show less