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E <br /> Bank of Stockton - Cutter Lumber Site Page 2 <br /> Quarterly Groundwater Monitoring Report <br /> Project No. 102.2 <br /> • July 21, 2004 <br /> ' In June of 2003, a pilot test of soil vapor extraction and air sparging was <br /> completed as documented in the August 1, 2003 report entitled Report, Remedial <br /> Action Pilot Test and Feasibility Study. A final corrective action plan (CAP) was <br /> ' approved by the San Joaquin County Department of Environmental Health, and <br /> construction of the system is underway. The system is designed for <br /> ' simultaneous soil vapor extraction and air sparging. At this time, the new <br /> service wells have been constructed and connecting trenches and pipe runs have <br /> been installed. The surface equipment system is currently being fabricated. <br /> 1.2 Scope of Work <br /> The following work was completed during this round of groundwater monitoring: <br /> 1. The depth to groundwater was measured in all eight wells remaining on the <br /> ' site. <br /> 2. Groundwater monitoring included sample collection from five of the eight <br /> ' extant wells. <br /> • 3. Purge water from the prior monitoring event was collected for recycling. <br /> 1 <br /> 1 <br /> 2937 Veneman Ave.,#B240 Geo-Phase Environmental Inc. Phone (209) 569-0293 <br /> Modesto, CA 95356 Fax(209) 569-0293 <br /> i <br />