VESTRA Resources, Inc. - Site Investigation Services

Site Investigation and Characterization Services

A skilled staff of geologists, hydrogeologists, engineers,
biologists, and environmental scientists

VESTRA has conducted site investigation and characterizations throughout Northern California. Projects range from the investigation of hydrocarbon compounds released from fuel storage facilities, abandoned burn dumps to wood products industry, sites and Superfund investigations.

VESTRA has in-depth experience under Comprehensive Environmental Response, Compensation, and Liability Act ( CERCLA), National Contingency Plan (NCP), Resource Conservation and Recovery Act (RCRA) requirements, as well as investigative guidelines for Regional Water Quality Boards and Department of Toxic Substances Control investigation alternatives. Our experience includes petroleum hydrocarbons, arsenic, chromium, copper, lead, mercury and semivolatile organic compounds, polychlorinated biphenyls, polyaromatic hydrocarbons, dioxins, and furans.

INVESTIGATION / CHARACTERIZATION SERVICES INCLUDE:

Environmental Liability Investigations	Corrective Action Plans
Preliminary Site Assessments	Sampling, Monitoring, and Reporting
Remedial Investigations	Fate and Transport Modeling
Feasibility Studies	Health Risk Assessments

EXAMPLE PROJECTS:
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•	Redding Oil Company: In-Situ Chemical Oxidation
•	Sierra Pacific Industries: Branstetter Mill Site
•	Diamond Match Company: Superfund Site Investigation