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i L Extended Site Characterization 7500 Weenth Street,Tracy,CA TABLE 1 RESULTS OF ANALYSES OF SOIL SAMPLES Boring Sample Date Depth TPHd TPHg Ben- Tolu- Ethyl- Total MTBE Total I.D. IDS Sampled BGS (diesel) (gasoline) zone ene benzene Xylenes Lead It. mg1Kg mg/Kg mg/Kg mg/Kg mg1Kg mg/Kg mg/Kg mgXg Tank Pit TP-NW 12/10/98 9.0 16 NO 0.055 0.012 0.037 0.10 0.25 NO No 1 TP-NE 12/10/98 9.0 NO NO 0.011 NO 73 NO 0.035 NO TP-SE 12/10/98 9.0 270 - ND ND NO NO NO 0.065 5.3 TP-SW 12/10/98 9.0 2,200 ND NO 3.6 1.8 6.4 1.2 NO Tank Pit TP2-N 12/28/98 9.0 ND ND 2.3 1.6 4.0 3.6 NO 5.5 No 2 TP2-M 12/28/98 9.0 1,500 NO 4.4 2.6 7.6 2.4 NO 7.3 TP2-S 12128/98 9.0 270 NO 1.6 3.1 NO 0.72 NO 5.8 Pipe Tr. PL-1-5 12121/98 9.0 1,200 530 NO NO NO 33 NO 5.1 No 1 PL-2-6 12/21/98 9.0 930 130 5.8 1.7 1.3 2.6 NO 7.2 Pipe Tr. PL2-1-4 01/05/99 4.0 3.1 NO 0.08 0.006 0.0084 0.060 NO 6 No 2 PL2-24 01/05/99 4.0 NO NO 0.1 0.014 0.01 0.012 NO NO PL2-34 01/05/99 4-0 NO NO 0.028 0.006 0.0078 0.020 NO 5.5 PL2-4-5 01/05/99 5.0 1.0 NO NO NO NO 0.020 NO 5.3 PL2-5-6 01/05/99 6.0 NO NO NO NO NO 0.010 NO NO Dispen- D-1-7 12/21/98 7.0 150 140 NO NO 1.0 1.7 NO 8 ser Pit D-2-7 12/21/98 7.0 1,800 690 ND 6.9 NO 13 NO 9.2 D-3-7 12/21/98 7.0 270 1400 8.2 26 39 190 4.4 5.1 PP-1 PP-14 4124100 4.0 NO NO NO NO NO NO nla nla PP-1-8 4124/00 8.0 ND nla nla nla nla nla nla nla PP-1-11 4124100 11.0 1.11 nla nla nla nla n/a nla nla PP-1-19 4124100 19.0 NO NO NO NO NO NO nla nla PP-2 PP-2-4 4124100 4.0 NO NO NO NO NO NO nla nla PP-2-8 4124100 8.0 NO NO ND NO NO NO nla nla PP-2-12 4124100 12.0 NO ND NO NO NO ND nla nla PP-2-14 4124100 14.0 1.24 NO NO NO NO ND nla n/a PP-2-18 4124100 18.0 NO NO NO NO NO NO nla nla PP-3 PP-3-4 4124100 4.0 1.64 153 NO NO NO NO n/a We PP-3-8 4124100 8.0 54 s 133 NO NO 0.076 NO nla nla PP-3-12 4124100 12.0 ND NO 0.0080 NO NO NO nla nla PP-3-16 4124100 16.0 1.04 ND 0.017 NO NO NO nla nla PP-3-20 4124100 20.0 NO NO NO NO ND NO nla n/a PP-3-25 4/24100 25.0' NO NO ND NO ND NO nla nla PP-4 PP-4-4 4124100 4.0 ND 2.4 3 0.11 0.020 0.073 0.055 nla nla PP-4-12 4124/00 12.0 ND NO NO NO NO ND nla nla PP-4-14 4124100 14.0 NO NO ND ND NO ND nla nla PP4-18 4124100 18.0 NO ND ND ND NO ND nla nla PP-4-22 4124100 22.0 NO NO ND ND NO NO nla nla PP-5 PP-5-4 4124100 4.0 NO 7.13 0.15 0.050 0.031 0.078 nla n/a PP-5-8 4124100 8.0 NO 3,0' 0.048 0.0072 0.036 0.086 nla nla PP-5-12 4!24100 12.0 1.3 4 ND 0.044 0.009 0.0100 0.029 n/a nla PP-5-16 4124100 16.0 ND ND NO NO ND NO nla nla PP-5-20 4124/00 20.0 ND ND NO NO NO ND nla nla PP-5-24 4124/00 24.0 1.1 ° NO NO NO NO NO nla nla i PP-6 PP-6-8 4124100 8.0 NO NO NO NO NO NO nla nla PP-6-12 4124100 12,0 NO NO NO NO NO NO n/a nla Continued on next page. 1 Results ofAnalyses of Soil Samples Page 2 of 14 sic