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Site History Canepa's Car Wash(Pacific Avenue) Page 7 of 7 increasing trend for that contaminant in that well The SVE system continued to be out of service for modifications and to accommodate property development Condor was conducting remediation project plannmg/coordmation/permittmg and anticipated starting fieldwork in the spring of 2004 Condor conducted first quarter 2004 groundwater monitoring activities at the site on January 30, 2004 Monitor wells MW-1, MW-2, MW-3, MW-4, MW-9, MW-11, and MW-12D and SVE well SV-4 were sampled and measured for water level during the event, consistent with the quarterly schedule Groundwater elevation data and laboratory analytical results were generally consistent with historic groundwater monitoring data The concentrations of MTBE and other gasoline oxygenates in MW-3 increased relative to historic data, consistent with the trend of increasing contaminant concentrations in that well Condor continued to conduct remediation system planning and permitting activities during early part of the first quarter of 2004 Condor conducted second quarter 2004 groundwater monitoring activities at the site on May 7, 2004 Monitor wells MW-1 — MW-7, and MW-9 — MW-12D were measured for water level Monitor wells MW-1, MW-2, MW-3, MW-4, MW-9, MW-11, and MW-12D and SVE well SV-4 were sampled during the event, consistent with the quarterly schedule Groundwater elevation data and laboratory analytical results were generally consistent with histone groundwater monitoring data The concentrations of MTBE and other gasoline oxygenates in MW-3 decreased relative to historic data Through the first quarter of 2004, the trend has been one of increasing MTBE concentrations in that well Condor continued to conduct remediation system planning and permitting activities during the second quarter of 2004 P\1000 pTj\1707 Canepa11707 Canepa-Pacific\Quarterfy Monrtonng12004 July\Canepa's SITE IIISTORY doc