Radiological Sites

HGL staff perform Final Status Surveys on sheet pile surfaces at Mallinckrodt’s Building 17 Area Remediation – St. Louis, FUSRAP, MO

HGL offers a full array of services for safely and efficiently investigating and remediating sites with radioactive or mixed waste contaminants. HGL’s technical approach focuses on obtaining timely and cost-effective site closures (end states) by using innovative technologies that result in beneficial reuse of the properties. HGL can support radiological assessment and cleanup projects from cradle to grave, creating project continuity that allows for cost savings, streamlined schedules, and regulator buy-in for use of innovative remedial and decision-support modeling and optimization technologies.

HGL is an experienced federal contractor that delivers the radiological support services required to implement remedial actions and decontamination/decommissioning projects for the U.S. Environmental Protection Agency (U.S. EPA), the U.S. Department of Energy (DOE), and the U.S. Army Corps of Engineers (USACE), specifically for sites under the Formerly Utilized Sites Remedial Action Program (FUSRAP). HGL’s radiological expertise encompasses the following:

  • Complex Groundwater and Vadose Zone Flow and Transport Modeling
  • Historical Document Reviews and Records Management
  • Investigation and Radiological Surveys of Media and Structures
  • Radiological Risk Assessments
  • Feasibility Studies and Remedial Designs
  • Field Engineering, Quality Control (QC), and Safety
  • Remediation of Radiologically Contaminated Environmental Media
  • Building Decontamination and Demolition (D&D)
  • Multi-Agency Radiation Survey and Site Investigation Manual (MARSSIM) Final Status Survey Planning and Execution

HGL has over 35 years of experience providing radiological support services to U.S. Government agencies, various operation and maintenance (O&M) contractors, and power generators including the following:

  • Battelle Pacific Northwest National Laboratory (PNNL)
  • Bechtel Hanford
  • CH2M Hill Plateau Remediation Company
  • Consolidated Nuclear Security, LLC
  • DOE EM-50
  • Fluor Daniel Fernald
  • Fluor Hanford
  • Los Alamos National Laboratory
  • Nevada National Security Site
  • Nuclear Regulatory Commission (NRC)
  • Ontario Power Generation, Inc. – Pickering Nuclear Generating Station
  • Ontario Power Generation, Inc. – Western Waste Management Facility
  • U.S. EPA
  • Westinghouse Savannah River Co.

HGL’s Experience at DOE and Other Federal Radiological Sites

Project Examples:

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