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TABLE 2 <br /> GROUNDWATER ANALYTICAL RESULTS(TPH and BTEX)� <br /> ALDEN PARK <br /> Tracy,California <br /> Concentrations reported inµg/L <br /> Well ID Sampled TPHd TPHdsg TPHg Ben <br /> Date Ethyl- Total <br /> zene Toluene benzene Xylenes <br /> SCREENING WQO 100 z 100 z 5 Z 0.15 s 42 z 29 z 17 2 <br /> LEVELS ESL 100 5 1001 100 5 1 6 40 5 30 5 20 5 <br /> MW-7 07/24/02 380 <50 <50 <0.5 <0.5 <0.5 <0.5 <br /> (cont.) 11/25/02 470 <50 <50 <0.5 <0.5 <0.5 <0.5 <br /> 03/11/03 550 <50 NS NS NS NS NS <br /> 09/09/03 600 <50 NS NS NS NS NS <br /> 02/18/04 560 <50 NS NS NS NS _ NS <br /> 02/18/04 D 460 <50 NS NS NS NS NS <br /> 08/05/04 520 NA NS NS NS NS NS <br /> 02/23/05 610 NA NS NS NS NS NS <br /> 08/18/05 460 150 NS NS NS NS NS <br /> 02/17/06 480 260 NS NS NS NS NS <br /> 08/03/06 380 <50 NS NS NS NS NS <br /> 02/01/07 640 E <50 NS NS NS NS NS <br /> 02/01/07 D 670 E <50 E NS NS NS NS NS <br /> 02/01/08 660 E <50 NS NS NS NS NS <br /> 01/16/09 280 E <50 NS NS NS NS NS <br /> 08/27/03 <50 NA NA NA NA NA NA <br /> 02/18/04 <50 NA NA NA NA NA NA <br /> 08/06/04 210 NA NA NA NA NA NA <br /> 02/23/05 <50 NA NA NS NS NS NS <br /> MW-8 <br /> 08/18/05 <30 NA NS NS NS NS NS <br /> 02/17/06 <50 NA NA NS NS NS NS <br /> 08/03/06 <50 NA NA NS NS NS NS <br /> 02/01/07 <50 NA NA NS NS NS NS <br /> 01/31/08 <50 NA NS NS NS NS NS <br /> 01/15/09 <50NA NS NS NS NS NS <br /> ::: <br /> //tel/L� <br /> Page 6 of 16 Fmmsciencetoso(uwns <br />