Featured Projects  > Peninsula Harbour Sediment Remediation

Peninsula Harbour Sediment Remediation

Type of Work

Soil and Groundwater Remediation

Key Services

Dredging and Dewatering


Marathon, ON



Key Highlights

  • First of its kind project in Canada was undertaken to create clean habitat for plants and animals and to accelerate natural recovery within the aquatic environment.
  • Installation of a continuous 15 to 20 cm clean sand layer over 23.4 ha of PCB, PHC, and
    metals contaminated sediment.
  • Remote site on Lake Superior required mobilizing all equipment, material (>35,000 tonnes) and supplies by barge from staging areas in Lake Huron (Manitoulin Island) and Sault Ste. Marie.
  • Imported sand was installed from a spud barge, supplied by rotating material barges, using a RTK‐GPS tracking and control system.

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Head Office Locations
Ottawa, ON
Langley, BC

Regional Office Locations
Port Hope, ON
Hamilton, ON