Remediation

  • Ammonia Nitrate Plant Remediation

    Western Environmental was engaged in the investigation and remediation of a loss of containment event involving activated-methyl diethanolamine (a-MDEA) at a site in north-west WA. Works included preparation of a sampling and analysis quality plan, detailed site investigation, and a Tier 2 risk assessment for a highly mobile and complex contaminant. Regulator liaison was required…

  • Optus Stadium

    Western Environmental was engaged by the primary contractor to design, construct, operate and maintain a groundwater “capture and contain” remediation system comprising a 480 m groundwater dewatering array and multi-stage treatment system to adjust pH, remove suspended solids, metals and a range of organic contaminants that were mobilised as a result of ground improvement works…

  • PFAS Construction Management

    Western Environmental was selected as the primary consultant and remediation contractor on a major construction project for an international retail client involving the design, construction, operation and maintenance of a PFAS groundwater treatment plant for construction dewatering. Project delivery included consulting services (site investigation, management plans, risk assessment, approvals and permits, regulator liaison, remediation design,…

  • PFAS Surface Water Remediation

    Western Environmental was engaged to deliver a five-year contract for the design, construction, operation and maintenance of a PFAS water treatment system to extract and treat surface water emanating from a source area at a major Australian airport. Project design and construction included obtaining necessary permits and approvals, civil and electrical works, plant installation and…