Contaminant Investigations/ Risk-Based Corrective Action (RBCA)

GSS has successfully performed thousands of environmental site investigations and sampling projects since 1988 Related services include:

  • Subsurface drilling and sampling
  • Contaminant plume identification and delineation
  • RBCA Evaluations – Tier I, Tier II and Tier III
  • Vapor Intrusion Surveys
  • Remediation system design, implementation and management
  • Site monitoring and reporting
  • No Further Action required (NFA) classifications
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