BACKGROUND
• Pyramid Environmental and Engineering is the current consultant
• Petroleum release from underground storage tanks at a former Kwik Mart facility
• The site has been accepted for the Performance Based Clean Up program by NC DENR
• The upper 15 to 18 feet below land surface is characterized by gray to brown sand, sandy clay, and silty sand
• Dark gray silty to clayey sand was encountered from approximately 18 to 43 feet below land surface
• For purposes of the site remediation the uppermost 20 feet of the saturated aquifer is the target zone for treatment
• Depth to ground water is about 6 feet, and the surficial aquifer thickness is about 40 feet
• iSOC was the technology of choice for the remediation

BACKGROUND
• Water and Earth Science Associates (WESA) began remedial investigation in 2004
• Underground storage tank leakage in an airplane maintenance hangar
• Leaking F1, F2 Hydrocarbons and BTEX into the soil matrix
• Low permeability fine and silty sands