Navarro Research and Engineering, Inc.
Dr. Johnson is a geochemist/contaminant hydrogeologist with Navarro Research and Engineering, a contractor for the U.S. Department of Energy Office of Legacy Management. He has 12 years of experience working on reactive transport of uranium in legacy groundwater plumes and predictive modeling of uranium transport related to uranium in situ recovery sites. Much of his prior 15 years of experience in contaminant hydrogeology were related to metal transport in groundwater around areas with abandoned mine lands. He has been in his current position as a contractor for the U.S. Department of Energy for 3 years and was with the U.S. Geological Survey in Denver, Colorado for the prior 12 years.