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Quarterly Site Status—Report <br /> Beacon Station 695 - Lodi, California <br /> Page 2 <br /> RESULT OF QUARTER Y MONITORING: <br /> Laboratory analysis of the ground-water sample collected from <br /> the newly-installed well (MW-27) at the center of the site <br /> shows the highest TPHg and BTEX concentrations (benzene <br /> concentration at 280 ppb). Other well analytical data shows <br /> the benzene ground-water plume to be defined to nondetectable <br /> levels to the north and south, to 22 ppb to the southeast, and <br /> to 88 ppb to the west (on a Chevron station property) . <br /> Ground-water potentiometric surface elevation data indicates <br /> that ground-water flow is toward the east-southeast. <br /> PROPOSED ACTIVITY OR WORK FOR NEXT QUARTER: <br /> ACTIVITY ESTIMATED COMPLETION DATE <br /> Startup the vapor-extraction remediation <br /> system July 1991 <br /> Perform Third Quarter ground-water <br /> monitoring event September 1991 <br />