Mark Herrenkohl, LEG
Mark has experience in environmental site characterization, feasibility studies, engineering geology, and geochemistry. He has substantial experience conducting site characterizations, including the design and implementation of field investigations and laboratory bench‐scale studies to evaluate site‐specific chemical behavior. His projects have involved aquatic ecological risk assessment, remediation strategy evaluation, construction oversight, and compliance monitoring. He has managed or served as the lead scientist for environmental projects throughout the United States, including CERCLA remedial investigation and feasibility studies (RI/FS), state‐led projects (MTCA), and litigation support projects. Mark also has resource damage assessment experience in developing and evaluating restoration alternatives for soil and sediment cleanup in riverine and marine environments. He specializes in designing and evaluating sediment caps, including cap stability and long‐term contaminant mobility after sediment capping. He has experience with oversight of construction activities for upland projects such as landfills, and in-water dredging and capping projects.