Lange Jorstad, Ph.D.

Lange Jorstad, Ph.D., is a Principal Contaminant Hydrogeologist with 25 years’ experience in the design, management and delivery of contaminated land assessment and remediation services and related corporate advisory services in Australia, Asia Pacific and the US.

Lange Jorstad, Ph.D., is a Principal Contaminant Hydrogeologist with 25 years’ experience in the design, management and delivery of contaminated land assessment and remediation services and related corporate advisory services in Australia, Asia Pacific and the US.

He has directed, managed, and been a technical contributor to many environmental assessment and remediation projects, specialising in risk-based site characterisation to guide management decisions for contaminated land, conceptual model development to evaluate contaminant transport and exposure pathways, and geochemical analysis and modelling to assess water quality.

Lange is a NSW EPA accredited Site Auditor, and provides statutory auditing of contaminated site assessment and remediation projects in New South Wales and the Australian Capital Territory, as well as technical representation of clients in regulatory negotiations and litigation support.

Contact Lange Jorstad at This email address is being protected from spambots. You need JavaScript enabled to view it..

Career Summary of Lange Jorstad, Ph.D.

  • Specialties: Conceptual Site Model Development, Fate and Transport Studies, Hydrogeological and Geochemical Characterisation, Independent Auditing of Contaminated Land Management, Regulatory Strategy and Cleanup Goal Development; Transactional Due Diligence and Consultation
  • Practice Areas: Contaminated Site Assessment and Cleanup
  • Disciplines: Hydrogeology, Geochemistry, Geology
  • Education: Ph.D., Hydrogeochemistry, University of New South Wales, 2006; B.Sc., Geological Sciences, University of California at Santa Barbara, 1995
  • Registration: NSW EPA accredited Site Auditor (1001), CEnvP SC (SC41136), RPGeo (Hydrogeology)

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