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, <br /> 28 February 2005 <br /> . AGE-NC Project No 95-0121 <br /> Page 2 of 5 <br /> 5 <br />' removed from the well utilizing a clear, disposable polyethylene bailer Manual product removal <br /> (bailing) activities continued (approximately 2 gallons) until product could not be observed <br /> On 16 January 2004,approximately 0 08 feet of free-phase petroleum product was measured in well <br />' VW-1 utilizing a Solinst Interface Probe, floating petroleum product and ground water were <br /> removed from the well utilizing a clear, disposable polyethylene bailer Manual product removal <br /> (bailing) activities continued (approximately 2 gallons) until product could not be observed <br /> On 26 January 2004,approximately 0 08 feet of free-phase petroleum.product was measured in well <br />' VW-I utilizing a Solinst Interface Probe, floating petroleum product and ground water were <br /> removed from the well utilizing a clear, disposable polyethylene bailer Manual product removal <br /> (balling) activities continued (approximately 2 gallons) until product could not be observed <br /> On 07 April 2004, well VW-1 was monitored for free-phase floating petroleumroduct utilizing a <br /> P g <br /> Solinst Interface Probe, no free product was detected A clear, disposable polyethylene bailer was <br />' utilized at the well to visually check for floating petroleum product, petroleum product was not <br /> observed y <br />'. On 27 April 2004,well VW-1 was monitored for free-phase floating petroleum product utilizing a <br /> Solinst Interface Probe, no free product was detected A clear, disposable polyethylene bailer was <br />' utilized at the well to visually check for floating petroleum product, petroleum product was not <br /> observed <br />' The removal of free-phase floating petroleum product was performed in accordance with California <br /> Underground Storage Tank Regulations,Article 5, Section 2655 The free-phase petroleum product <br /> and purged ground water was stored on-site in properly labeled, Department of Transportation <br /> (DOT)-approved 55-gallon drums pending proper disposal Field logs are provided in Appendix B <br /> 1 <br /> A ' <br /> 2 3 SOIL VAPOR EXTRACTION <br /> , <br /> On 03 February 2004, SVE remediation was re-initiated at the site by applying a vacuum to wells "r " <br /> VW-1 through VW-9 utilizing a regenerative vacuum blower and two 55-gallon carbon canisters <br /> SVE procedures for the site were described, in an AGE-prepared modification letter, dated <br /> 04 February 2000 and approved by the San Joaquin County Environmental Health Department <br /> (EHD) by letter dated 07 February 2000 <br /> Between 03 February 2004 and 22 June 2004, the,SVE remediation system was in continuous <br /> operation at the site The SVE system utilizes a regenerative vacuum blower and two 55-gallon <br /> carbon canisters Two-inch diameter, schedule 80 polyvinylchloride (PVC) piping is installed <br /> Advanced GeoEnvironmental,Inc <br /> F <br /> l <br />