EXPERTISE

GSI provides technical support on a wide range of groundwater remediation and risk assessment issues; and assists legal counsel by identifying and responding to potential environmental concerns.

REPRESENTATIVE EXPERIENCE

Oil & Gas: Served as expert for evaluation of soil and groundwater conditions and applicable remediation requirements at: i) former commercial soil treatment facility, ii) oil and gas properties, and iii) natural gas processing facilities; Designated expert regarding soil and groundwater conditions at 16 oil and gas properties and applicable remediation requirements and costs; Selected by current owner of oil field to participate on technical mediation committee convened by Oklahoma Corporation Commission to address historical brine contamination problems. Successfully proposed and won acceptance for natural attenuation/no pumping remediation alternative; Provided expert testimony in deposition regarding impacts of oil field activities on soil and shallow groundwater.

Remediation Costs: Selected from group of five nationwide consulting firms to give expert witness testimony regarding a disputed $180 million in groundwater and soil remediation costs. Developed comprehensive visualization system of plume and proposed remediation systems.

Groundwater Solvents: Provided expert witness testimony for a $50 million dispute regarding the cause of a 1500-ft long groundwater plume. Case involved chlorinated solvents, Dense Non-Aqueous Phase Liquids (DNAPLs), and the timing of a release from a major chemical facility.

Groundwater Pesticides: Selected by major international petrochemical company to give expert witness testimony for a $200 million case regarding the source of pesticides to groundwater in California's Central Valley.