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S E C 0 R <br /> Groundwater has been monitored and sampled on a quarterly basis from 1991 to the present <br /> During the year of 1997, groundwater was not monitored or sampled During the past year (2003) <br /> groundwater flow has been toward the northeast with an average gradient of 0 001 feet/feet <br /> Maximum reported concentration of MtBE and TBA during the third quarter 2003 were 67 ppb (MW- <br /> 11)and 160,000 ppb (MW-7), respectively <br /> RECENT QUARTER ACTIVITIES (Third Quarter 2003) <br /> 1 Performed quarterly groundwater monitoring and sampling (GRI) <br /> 2 Prepared and submitted a quarterly summary report <br /> 3 Performed ozone sparge system operation and maintenance <br /> NEXT QUARTER ACTIVITIES (Fourth Quarter 2003) <br /> 1 Prepare and submit a quarterly summary report <br /> 2 Perform quarterly groundwater monitoring and sampling <br /> 3 Perform ozone sparge system operation and maintenance <br /> CHARACTERIZATION/REMEDIAL STATUS <br /> Soil contamination delineated? Yes <br /> Dissolved groundwater delineated? No <br /> Free product delineated? N/A <br /> Soil/Groundwater remediation in progress? Yes <br /> Start? Dec 2002 <br /> Anticipated completion date? 2005 <br /> RECOMMENDATIONS/DISCUSSIONS <br /> Continue operation of the ozone sparge remedial system and quarterly monitoring and sampling <br /> CONSULTANT: SECOR International Incorporated <br />