John Greer

John Greer

John has nearly four decades of experience and has been involved in all aspects of geologic and hydrogeologic evaluations. John has expertise in aquifer testing; environmental site investigations; and groundwater modeling for regional contaminant-transport studies, remedial investigations and feasibility studies, evaluations of remedial systems design, wellhead protection, and water-supply assessments. He has directed water-source investigations for proposed power plants and municipal water-supply wells and has developed wellhead protection plans for numerous municipalities. He also has experience directing hydrogeologic investigations of contaminated sites.



Senior Hydrogeologist


Professional Hydrogeologist (WA)

Professional Geologist (AK, IN, MN, MO, NH, TX, UT, WA, WI, WY)


MS, Geophysics, Arizona State University

BS, University of Notre Dame

BS, Physics, University of Notre Dame


Barr Engineering Co.
4300 MarketPointe Drive
Suite 200
Minneapolis, MN 55435
Phone: +1 952-832-2691

Related projects

Water supply sustainability study for City of Rochester
Groundwater modeling for 1,4-dioxane
Groundwater modeling for wellhead-protection-plan amendment