John Barkach 
Senior Program Manager
Hydrogeologist
Email
John has over 35 years’ experience helping the regulated community and governmental agencies with issues related to soil and groundwater quality, surface water and sediment quality, ecological risk assessment, and remediation. As a hydrogeologist and civil engineer, John has conducted environmental studies at RCRA sites, Superfund sites, and for government agencies and private industry. He has directed field activities including the installation of monitoring well networks and aquifer testing, and conducted hydrogeologic assessments to evaluate groundwater quality, identify contamination sources, delineate migration patterns of groundwater contamination, evaluate contaminant attenuation mechanisms, evaluate groundwater/surface water interactions and mixing zones, and developed remedial action alternatives for the removal of chemicals to compliance levels. As a Senior Program Manager, John leads GLEC’s contaminated sediment activities and works closely with engineering consultants, the U.S. Army, industrial firms, and environmental law practices. John is a certified professional geologist (CPG) registered in Michigan and Arkansas and a Certified Hazardous Materials Manager (CHMM). He holds a a B.S. in Geology from Michigan State University, a M.S. in Hazardous Waste Management and  Ph. D. in Civil Engineering from Wayne State University.