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r <br /> r <br /> iConsistent 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 /> 2.3 Free Product Removal <br /> On March 7, 2003, Ramage Environmental installed a Hydro-SkimmerT'4 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 September 21, 2005, after 39 site visits, approximately 219 38 <br /> ounces of accumulated free product has been removed from the skimmer During the third <br /> quarter of 2005, between July 18, and September 21, 2005, a total of 1 55 ounces of free product <br /> were removed in three monthly removal events, and the free product thickness increased from a <br /> sheen to 0 05-foot All of the free product removal events are summarized in Table 3 <br /> r• <br /> 1 <br /> r <br /> 1 <br /> r <br /> 1 <br /> r <br /> 1 6 <br /> r <br /> r <br />