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Table 1. Concentrations of VOCs in Soil Gas <br /> 3081 North Tracy Boulevard <br /> Tracy, CA 95376 <br /> • • • 1 11 1 1 1 <br /> • • • 11 1 1 1 <br /> • <br /> 4/11/17 200 <60 <100 <9 95 1,000 150 600 160 ND <br /> 5/29/19 <20 <20 <20 <20 <20 <20 <20 <40 <20 ND <br /> SG26 5 2/21/20 76 <8 <8 <8 <8 <8 <8 <16 <8 ND <br /> 9/15/20 265 <8 <8 <8 <8 <8 <8 <16 <8 ND <br /> 6/11/21 93 <8 <8 <8 <8 <8 <8 <16 <8 DCFM: 23 <br /> 4/11/17 550 <60 <100 <9 87 1,100 150 580 150 ND <br /> 4/11/17 520 <60 <100 <9 87 1,000 130 520 130 ND <br /> SG27 5 5/29/19 <20 <20 <20 <20 <20 <20 <20 <40 <20 ND <br /> 2/21/20 159 <8 <8 <8 <8 <8 <8 <16 <8 ND <br /> 9/15/20 214 <8 <8 <8 <8 <8 <8 <16 <8 ND <br /> 6/11/21 49 10 <8 <8 <8 <8 <8 <16 <8 DCFM: 22 <br /> 4/11/17 23,000 930 <100 <9 <60 <200 <100 <200 <100 ND <br /> 5/29/19 1,100 <20 <20 <20 <20 <20 <20 <40 <20 ND <br /> 5/29/19 1,100 <20 <20 <20 <20 <20 <20 <40 <20 ND <br /> SG28 5 2/21/20 253 <8 <8 <8 <8 <8 <8 <16 <8 ND <br /> 9/15/20 4,060 402 <8 <8 <8 <8 <8 <16 <8 ND <br /> Chloroform: 138 <br /> 6/11/21 629 127 <8 <8 <8 <8 <8 <16 <8 DCFM: 27 <br /> Methylene Chloride: 9 <br /> 5/29/19 479 <20 <20 <20 <20 <20 <20 <40 <20 ND <br /> 2/21/20 517 <8 <8 <8 <8 <8 <8 <16 <8 ND <br /> 9/15/20 5,650 202 <8 <8 <8 <8 <8 <16 <8 Chloroform: 20 <br /> DCFM: 36 <br /> Bromobenzene: 26 <br /> Bromodichloromethane: 41 <br /> n-Butylbenzene: 22 <br /> sec-Butylbenzene: 17 <br /> SG29 5 Chlorobenzene: 10 <br /> Chloroform: 82 <br /> 6/11/21 1,500 94 10 <8 <8 18 <8 30 16 2-Chlorotoluene: 30 <br /> DCFM: 58 <br /> 1,1-DCE: 10 <br /> trans-1,2-DCE: 11 <br /> Naphthalene: 17 <br /> n-Propylbenzene: 16 <br /> 1,2,4-Trimethylbenzene: 37 <br /> 5/30/19 464 <20 <20 <20 <20 <20 <20 <40 <20 ND <br /> 2/21/20 1,220 <8 <8 <8 <8 <8 <8 <16 <8 ND <br /> 9/15/20 9,880 613 <8 <8 <8 <8 <8 <16 <8 Chloroform: 16 <br /> SG30 5 DCFM: 17 <br /> Bromodichloromethane: 41 <br /> 6/11/21 2,070 201 <8 <8 <8 <8 <8 <16 <8 Chloroform: 79 <br /> DCFM: 76 <br /> Methylene Chloride: 10 <br /> 5/30/19 312 <20 <20 <20 <20 <20 <20 <40 <20 ND <br /> 2/21/20 36 45 <8 <8 <8 <8 <8 <16 <8 ND <br /> 1,1-DCE: 32 <br /> 9/15/20 2,070 2,700 636 <8 <8 <8 <8 <16 <8 DCFM: 39 <br /> trans-1,2-DCE: 65 <br /> SG31 5 DCFM: 67 <br /> 6/11/21 601 1,100 258 <8 <8 <8 <8 <16 <8 1,1-DCE: 35 <br /> trans-1,2-DCE: 33 <br /> Methylene Chloride: 10 <br /> DCFM: 73 <br /> 6/11/21 593 1,060 255 <8 <8 <8 <8 <16 <8 1,1-DCE: 36 <br /> trans-1,2-DCE: 33 <br /> 5/30/19 183 <20 <20 <20 <20 <20 <20 <40 <20 ND <br /> 2/21/20 27 <8 <8 <8 <8 <8 <8 <16 <8 ND <br /> SG32 5 9/15/20 756 138 <8 <8 <8 <8 <8 <16 <8 DCFM: 42 <br /> Chloroform: 71 <br /> 6/11/21 300 66 9 <8 <8 <8 <8 <16 <8 DCFM: 66 <br /> Methylene Chloride: 14 <br /> 5/30/19 <20 <20 <20 <20 <20 <20 <20 <40 <20 ND <br /> SG33 5 2/21/20 <8 <8 <8 <8 <8 <8 <8 <16 <8 ND <br /> 9/15/20 190 <8 <8 <8 <8 <8 <8 <16 <8 ND <br /> 6/11/21 76 24 <8 <8 <8 <8 <8 <16 <8 DCFM: 38 <br />