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TABLE 3 <br /> GROUNDWATER ANALYTICAL RESULTS (PAHs)t,as <br /> ALDEN PARK <br /> Tracy, California <br /> Concentrations reported inµg/L <br /> v <br /> v v p <br /> v v q I u <br /> w <br /> R <br /> A v41 V <br /> 47 <br /> Date v �'' a, o o °J M .p <br /> Well ID Sampled 44 <br /> 4 5 6 6 6 6 6 7 8 5 6 5 9 5 <br /> SCREENING WQO 20 --- 2,100 0.04 0.0029 0.04 --- 0.04 0.4 0.0038 130 280 0.04 --- 28 17 --- 210 <br /> LEVEL ESL 20 10 30 11 0.73 11 0.027 11 0.014 11 0.029 11 0.10 11 0.029 12 0.35 0.0048 12 8 11 3.9 110.048 11 --- 2.1 1117 12 4.6 11 2 11 <br /> MW-2 08/26/03 Well contained insufficient water to purge and sample - <br /> (cont.) 02/18/04 Well contained insufficient water to purge and sample <br /> 08/05/04 Well contained insufficient water to purge and sample <br /> 02/23/05 Well contained insufficient water to sample for PAHs <br /> 08/18/05 <0.01 <0.02 <0.02 <0.02 <0.02 0.07 <0.02 0.04 <0.02 <0.02 <0.01 <0.01 <0.02 NS NS <0.01 <0.01 <0.02 <br /> - <br /> 03/30/0614 <0.009 <0.02 <0.02 <0.02 <0.02 <0.02 <0.02 <0.009 <0.02 <0.02 <0.009 <0.009 <0.02 NS NS <0.009 <0.009 <0.02 <br /> MW-3 Well not sampled due to the presence of SPO <br /> 04/22/96 ND ND ND ND ND ND ND ND ND ND ND ND ND NS NS ND ND ND <br /> 04/02/97 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS <br /> 07/08/97 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 NS NS <1 <1 <1 <br /> 10/08/97 ND ND ND ND ND ND ND ND ND ND ND ND ND NS NS ND ND ND <br /> 01/30/98 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.I NS NS <0.1 <0.1 <0.1 <br /> 07/20/00 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 NS NS <0.1 <0.1 <0.1 <br /> 10/17/00 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <01 <0.1 <0.1 NS NS <0.1 <0.1 <0.1 <br /> 01/23/01 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 NS NS <0.1 <0.1 <0.1 <br /> 05/30/01 <0.I <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 NS NS <0.1 <0.1 <0.1 <br /> 07/26/01 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.I <0.1 <0.1 <0.1 NS NS <0.1 <0.1 <0.1 <br /> MW-4 -_ _ - _ - _ <br /> 10/30/01 <0.I <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 NS NS <0.1 <0.1 <0.1 <br /> 01/31/02 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 NS NS <0.1 <0.1 <0.1 <br /> 04/23/02 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 NS NS <0.1 <0.1 <0.1 <br /> 07/24/02 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <01 <0.1 <0.1 NS NS <0.1 <0.1 <0.1 <br /> 11/25/02 <0.1 <0.1 <0.I <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 NS NS <0.1 <0.1 <0.1 <br /> 03/11/03 ND ND ND ND ND ND ND ND ND ND ND ND ND NS NS ND ND ND <br /> 08/27/03 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 NS NS <0.1 <0.1 <0.1 <br /> 02/18/04 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 NS NS <0.1 <0.1 <0.1 <br /> 08/05/04 <0.01 <0.01 <0.02 <0.02 <0.02 <0.02 <0.02 <0.01 <0.02 <0.02 <0.01 <0.01 <0.02 NS NS <0.01 <0.01 <0.02 <br /> 02/23/05 <0.01 <0.01 <0.02 <0.02 <0.02 1 <0.02 1 <0.02 1 <0.01 1 <0.02 1 <0.02 <0.01 <0.01 <0.02 NS NS <0.01 <0.01 <0.02 <br /> -mi®®m The Benham CompaniesALC <br /> A N/h.Hy Owned Subsidiary <br /> Page 2 of 13 From science to Solutions <br />