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Environmental Assessment Report Advanced Environmental Concepts, Inc. <br /> CONSTITUENT TPH-D TPH-G BENZENE TOLUENE ETHYLBENZENE XYLENES <br /> w <br /> SAMPLE I.D. <br /> B-201-1-1 0' NA NO NO ND NO NO <br /> V <br /> B-21 H-10' NA NO NO ND NO NO <br /> B-21 H-14' NA NO NO NO NO NO <br /> w <br /> DETECTION LIMIT 10.0 5.0 0.5 0.5 0.5 1.5 <br /> w <br /> TABLE-5 <br /> Analytical Results-Groundwater <br /> r-► 03/11/97 <br /> (ppb) <br /> CONSTITUENT6H-D TPH-G BENZENE TOLUENE ETHYLBENZENE XYLENES <br /> SAMPLE I.D. <br /> B-12H-W NA NO NO NO NO NO <br /> 8-13H-W NA NO NO NO NO NO <br /> �•+ B-14H-W NA NO NO NO NO NO <br /> B-1 51-1-W NA NO NO NO NO NO <br /> B-19H-W NA NO NO NO NO NO <br /> B-20H-W NA NO NO NO NO NO <br /> B-21 H-W NA NO NO NO NO NO <br /> Domestic Well NA ND NO NO NO NO <br /> Lr DETECTION LIMIT10 5 0.5 0.5 0.5 1.5 <br /> 6.0 EXTENT OF HYDROCARBONS AND AGRICULTURAL CHEMICALS <br /> 6.1 Hydrocarbons in Soil <br /> Analytical results recorded detectable concentrations of TPH-d, benzene, ethylbenzene, and xylenes <br /> in soil sample B-4-1 O'which was collected from soil boring B-4 just south of the oil drum storage area. <br /> This diesel plume is limited in extent, has slightly affected groundwater, and does not appear to be a <br /> �•• significant threat to human health or the environment. <br /> Detectable concentrations of TPH-g and the associated BTEX compounds were present in soil borings <br /> B-9 and B-1 6H at five and ten feet in borings B-10, B-11, and B-1 7H at 10-feet BGL_ These borings <br /> were all located east of the warehouse/storage area in the estimated location of the former <br /> i+ Project: AEC 96C-1703 7 <br /> ' ENVIRONMENTAL CONCEPTS WITH DESIGN IN MIND- <br /> 1.r 4400 ASHE ROAD.#206 BAKERSFIELD.CA 93313 8051831-1646 FAX 8051831-1771 <br />