David Heidlauf, CPG

Over 20 years of consulting experience in land pollution control, specifically the geologic and hydrogeologic evaluation of complex site settings to delineate potential sources of impact, to characterize the extent and severity of that impact, to develop soil, groundwater, and landfill gas remediation strategies, and to manage soil, groundwater, and landfill gas projects. Since joining ENVIRON in 2002, Mr. Heidlauf has focused on environmental bankruptcy related projects in the chemical, environmental, manufacturing, rail, and landfill gas industries. His experience has included CERCLA project management, regulatory agency negotiation, environmental liability cost estimation, litigation support, and expert witness testimony.

• Serves as project manager for the Fruit of the Loom et al., Custodial and Successor Bankruptcy Trusts responsible for the ownership and environmental response actions for seven former Velsicol Chemical Corporation Sites. His responsibilities have included managing or providing oversight for ongoing response actions, preparation of environmental response action cost estimates, preparation of insurance quarterly status reports, and litigation support. Four of the seven sites are NPL superfund sites with projected environmental liabilities ranging from $400-million to as much as $800-million.
• Serves as project coordinator for the Velsicol Chemical Corporation Hardeman County Landfill RA. This NPL site located in Toone, Tennessee is a 24-acre pesticide waste landfill containing an estimated 129,000 to 300,000 drums of waste and has a 1,700-acre VOC groundwater contaminant plume. ENVIRON was retained in the fall of 2002 to take over as the project's technical consultant. Responsibilities have included assimilation of 35-years of project technical reports and data, reassessment of the site's hydrogeologic conceptual model, and supervision of a second five-year report investigations, preparation of post second five-year review FS, and a comprehensive ambient and indoor air monitoring program. Site remedial costs are estimated to range between $50 to $150 million.
• Serves as project manager for the CMC Heartland Partners Liquidating Bankruptcy Trust responsible for assessing and addressing if necessary environmental response actions at approximately 50+ former railroad-related properties. His duties have included development and coordination of a due diligence program to evaluate Trust owned properties potential threat to public health or safety, provide remedial action oversight of three properties, monitor EPA actions at a Trust related NPL site, and provide expert witness litigation support services for a large diesel LNAPL and lead contamination former rail maintenance yard site.
• Serves as lead technical oversight consultant for an ongoing RD/RA at a former solvent recycling and incineration NPL facility in Indiana. Remediation efforts have addressed multiple buried drum and contaminated soil areas and continue to address multiple groundwater contaminant plumes
• Served as co-project manager and lead technical investigator for a RCRA Landfill Cap Construction and UST Closure Programs at a former Chanute Air Force base. Project included waste delineation, waste consolidation, RCRA landfill cap construction for three landfills, and closure assessment of 150+ POL sites.

MS, Geology, University of Illinois, Champaign-Urbana

BS, Geology, Wheaton College

Certified/Registered Professional Geologist: Delaware, Illinois, Indiana, Missouri, Tennessee, Wisconsin, and AIPG

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