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T&T Trucking <br /> Subsurface Investigation Results and Site Conceptual Model <br /> Page 3-3 <br /> 3 4 Hydropunch® Groundwater Samphng <br /> Hydropunch(&groundwater samples were collected at each of the seven CPT locations (Figure 1-2) <br />' At each location the HydropunchO tool was placed at three separate depths, corresponding with <br /> first encountered groundwater,groundwater above a low permeability clay and silt zone, and <br /> groundwater lust below a low permeability clay and silt zone At location CPT-5 an attempt was <br /> made to collect a groundwater sample at 91-ft bgs however the Hydropunch(& was dry <br /> Hydropunch®groundwater samples were submitted to Kiff Analytical for analysis of TPH-g, <br /> BTEC;, and oxygenates using EPA method 8260B In addition,water samples collected from <br /> location CPT-5 were analyzed for TPH-d at the request of the County because of its proximity to a <br /> former diesel UST location Groundwater analytical results are shown in Table 3-2 <br /> 1 <br /> C\Document-and Setting-\-henbne\My Documents\Work In Progm,,\I&r Trucking doc <br />