Steph Theriault

Steph Theriault

Stephanie has nearly a decade of experience in geological science. She has a background in the geology of Minnesota mining and works on projects related to geochemistry, hydrogeology, and groundwater quality. At Barr, Stephanie samples process water, solids, and air; assists with groundwater quality evaluation; conducts literature reviews on passive remediation systems; logs soils; and oversees the installation of monitoring wells. She also drafts geological and geotechnical cross-sections, performs statistical analysis of groundwater quality data, and produces annual reports for clients.



Senior Geochemist


MS, Geological Science, University of Minnesota - Duluth

BA, Geology, University of St. Thomas


Barr Engineering Co.
4300 MarketPointe Drive
Suite 200
Minneapolis, MN 55435
Phone: +1 952-842-3571

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Groundwater compliance assistance for CCR Rule