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Dr. John R. Johnson, PhD


Ph.D. in Geological sciences at University of Wisconsin, Master of Science in Geological Sciences at University of Wisconsin, Bachelor of Science in geology, University of Wisconsin.  Registered Professional Geologist in six states and registered Geophysicist in California.

Professional Employment

Senior Managing Hydrogeologist, over 30 years of experience in his field; he has a wealth of experience in groundwater resource development, engineering and environmental geophysics, groundwater modeling, and wellhead protection. Worked nationally as an independent ground water consultant and as the senior geoscientist for an international well construction contractor.  Conducted over 200 ground water resource investigations throughout the United States and Mexico.  Conducted many groundwater studies in Michigan and the Midwest including well siting studies and wellhead protection studies. Author of numerous publications and presentations on groundwater related topics including the borehole geophysics section in the third edition of Groundwater and Wells, and holds three patents on well rehabilitation, horizontal drilling, and in-situ radium treatment.

Professional Affiliations

Wisconsin Ground Water Association, National Ground Water Association, Environmental and Engineering Geophysics Society, Association of Ground Water Scientists and Engineers and Advisory Council on Water Investigations.

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