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Consistent with previous quarterly analytical results, the groundwater samples collected from MW- <br /> 2, MW-4 and MW-6 contained dissolved concentrations of gasoline compounds The <br /> groundwater analytical results are summarized in Table 2, the distributions of TPH-as-gasoline, <br />' benzene and MTBE in groundwater are shown on separate isoconcentration maps (Figures 5, 6, <br /> and 7), and the laboratory reports are included in Appendix A <br /> 23 Free Product Removal <br /> On March 7, 2003, Ramage Environmental installed a Hydro-Skimmeffm passive free product <br /> skimmer in MW-1 The passive skimmer is four-inch diameter and 64-inches long, with a 10-inch <br />' recovery zone <br /> Between March 7, 2003 and June 29, 2005, after 36 site visits, approximately 217 83 ounces of <br /> accumulated free product has been removed from the skimmer During the second quarter of <br /> 2005, between April 25, and June 29, 2005, a total of 5 0 ounces of free product were removed in <br />' three monthly removal events, and the free product thickness decreased from 0 03 to 0 01-foot <br /> All of the free product removal events are summarized in Table 3 <br /> M2.4 Wastewater Disposal <br />' On April 28, 2005, Doulos Environmental, Inc transported approximately 80 gallons of <br /> groundwater, accumulated from sampling activities as non-hazardous waste, to InStrat, Inc in Rio <br /> Vista, California InStrat treated the wastewater with granular activated carbon and disposed of it <br />' according to their waste discharge permit A copy of the non-hazardous water transport form is <br /> included as Appendix B <br /> 6 <br />