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' TABLE 2 <br /> GROUNDWATER ANALYTICAL RESULTS(TPH and BTEX)""' <br /> ' ALDEN PARK <br /> Tracy,California <br /> Concentrations reported in WL <br /> ' Date Ethyl- Total <br /> Well ID Sampled TPHd TPHdsg TPHg Benzene Toluene benzene Xylenes <br /> SCREENING WQO 1004 100 4 5 4 0.15 s 42 ° 29 4 17 4 <br /> LEVELS ESL 1001 100' 1001 1 7 40 e 30 20 e <br /> MW-4 10/17/00 <50 <50 <50 <0.5 <0.5 <0.5 <0.5 <br /> (cont.) 01/23/01 <50 <50 <10 <0.5 <0.5 <0.5 <0.5 <br /> ' 05/30/01 <50 <50 <50 <0.5 <0.5 <0.5 <0.5 <br /> 07/26/01 <50 <50 <50 <0.5 <0.5 <O.5 <0.5 <br /> 10/30/01 <50 <50 <50 <0.5 <0.5 <0.5 <0.5 <br /> 01/31/02 <50 <50 <50 <0.5 <0.5 <0.5 <0.5 <br /> 04/23/02 <50 <50 <50 <0.5 <0.5 <0.5 <0.5 <br /> ' 07/24/02 <50 <50 <50 <0.5 <0.5 <0.5 <0.5 <br /> 11/25/02 <50 <50 <50 <0.5 <0.5 <0.5 <0.5 <br /> 03/11/03 <50 <50 NS NS NS NS NS <br /> ' 08/27/03 <50 NA NS NS NS NS NS <br /> 02/18/04 <50 NA NS NS NS NS NS <br /> 08/06/04 <50 NA NS NS NS NS NS <br /> ' 02/23/05 <50 NA NS NS NS NS NS <br /> 08/18/05 <29 NA NS NS NS NS NS <br /> 02/17/06 <50 NA NS NS NS NS NS <br /> 08/03/06 <50 NA NS NS NS NS NS <br /> 01/31/07 <50 NA NS NS NS NS NS <br /> 01/31/08 <50 NA NS NS NS NS NS <br /> ' 01/15/09 <50 NA NS NS NS NS NS <br /> O1/06/10 <50 NA NS NS NS NS NS <br /> 04/25/96 <W NA <500 <0.2 <0.2 <0.3 <0.4 <br /> 04/02/97 4,400 70 70 <0.5 <0.5 <0s <2 <br /> 07/09/97 NA 120 60 <0.5 <0.5 <0.5 <2 <br /> 07/09/97 D NA 260 50 <0.5 <0.5 <0.5 <2 <br /> 10/07/97 NA 90 80 <0.5 <0.5 <0.5 <2 <br /> 01/30/98 NA 270 100 <0.5 <0.5 <0.5 <1.5 <br /> 07/20/00 15,000 210 <50 <0.5 <0.5 <0.5 <0.5 <br /> 07/20/00 D 17,000 870 <50 <0.5 <0.5 <0.5 0.9 <br /> 10/17/00 12,000 400 <250 " <2.5 a Q.5 " <2.5 e <2.5 a <br /> MW-5 10/17/00 D 12,000 280 <250 " <2.5 " Q.5 e <2.5 " <2.5 a <br /> 01/23/01 11,000 300 <250 e Q.5 x <2.5 " Q.5 e <2.5 " <br /> 01/23/01 D 11,000 250 <250 " Q.5 x <2.5 " <2.5 e <2.5 a <br /> 05/30/01 4,500 130/70 v <250 " <2.5 " <2.5 a <2.5 " <2.5 e <br /> 05/30/01 D 3,700 170/170 <250 " <2.5 " <2.5 a <2.5 " <2.5 e <br /> 07/26/01 15,000 200/120 a <250 " <2.5 " <2.5 e <2.5 " <2.5 " <br /> 07/26/01 D 13,000 210/1509 <br /> <250 " Q.5 x <2.5 " <2.5 a 12.5 <br /> 10/30/01 8,500 120/77 <250 °' Q.5 " <2.5 " ¢.5 " <2.5 e <br /> t O/30/01 D 8,400 110/77 <250 a <2.5 " <2.5 " <2.5 " <2.5 <br /> 01/31/02 12,000 870/210 <250 s <2.5 s <2.5 8 <2.5 " <2.5 e <br /> ' The Benham Companies LLC <br /> AMOIIYOwnedY Wy <br /> 1�:1�C201 10 fIOT Scienm 1O5eluINM <br />