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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 lead <br /> scavenger compounds (1,2-DCA and EDB) were not detected in any of the wells sampled 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 /> MOn March 7, 2003, Ramage Environmental installed a Hydro-SkimmerTM 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 December 6, 2005, after 42 site visits, approximately 220 88 ounces <br /> of accumulated free product has been removed from the skimmer During the fourth quarter of <br /> 2005, between September 21, and December 6, 2005, a total of 1 50 ounces of free product were <br />' removed in three monthly removal events, and the free product thickness decreased from 0 05-to <br /> 0 02-foot All of the free product removal events are summarized in Table 3 <br /> 6 <br /> r <br />