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Table 1 Soil Analytical Results Frontier Transportation 425 West Larch Road,Tracy,California 95376 Soil Boring ID Date Depth TPHg TPHd Benzene Toluene Ethylbenzene Xylenes MTBE (feet bgs) (mg/kg) (mg/kg) (mg/kg) (mg/kg) (mg/kg) (mg/kg) (mg/kg) Shallow ESLs - ISO 180 0.27 9.3 4.7 11 8.4 Deep ESLs 1S0 180 2 9.3 4.7 11 8.4 65 01/21/00 5 NO NA ND ND NO NO ND 01/21/00 10 NO NA NO ND NO ND NO 01/21/00 15 NO NA NO NO ND ND NO 01/21/00 20 ND NA ND NO NO ND NO B6 01121/00 5 ND NA NO NO ND ND NO 01/21/00 10 100 NA 0.7 0.053 1 0.59 15 01/21/00 15 NO NA 0.017 0.012 0.005 NO 0.054 01/21/00 20 NO NA 0.01 1 NO ND NO 0.015 01/21100 25 ND NA. NND ND ND NO ND 01/21/00 30 NO NA NO ND NO ND 0.03 MW8 01/21/00 5 ND NA NO ND NO ND Qr- 01121/00 10 ND NA NO ND NO ND 01/21/00 20 ND NA ND ND ND ND MW9 01121/00 5 ND NA ND ND ND ND 01121/00 10 ND NA ND NO NO ND 01/21/00 15 ND NA NO ND NO ND ND 01/21/00 20 NO NA NO NO ND ND NO MW10 01/21/00 5 ND >WAIA NO ND NO ND ND 01/21/00 10 ND ,NB' I NO ND NO NDND 01121/00 15 ND NO ND NO ND PND MW11 01121/00 5 ND NO NO NO ND ND 01121/00 10 NO NO NO ND ND ND 01/21100 15 ND p}fi' ND ND ND ND ND 01/21/00 20 ND INtr ND ND NO ND ND Top NES 5/17/02 4 ND NO NO ND ND NO 0.007 Top ESS 5117/02 41]!ND ND ND ND ND ND 0.013 Top WSS 5117/02 4 D�.�L ND ND t 1 0.015 0.092Top SES 5117102 4 N6't ND ND ND ND "e'r , 10 Top SWS 5/17102 4 ND ND ND ND 0.0085 0.021 Top NWS 5117/02 4 ND ND ND 0.013 0.14 0.13To WNS 5/17/02 4 ND ND ND ND ND 0.055 Top ENS 5117/02 4 NO NO ND ND ND 0.017 Bot NWS 5/17/02 I 12 92 440 ND 1.1 11 47 4.6 Bot NES 5/17/02 12 350 700 0.49 1.3 14 2.4 4.7 Bot SES 5/17/02 12 LOD 6001 7 0.63 =2.30. 3.7 Bot SWS 5/17/02 12 89 320 0.015 0.022Bot WSS 5/17102 12 3.2 32 0.024 ND Bol WNS 5/17/02 3E" 3;000]5 3,000 27ROac- kl Bot ENS 5117/02 M / _34 ,2 340 1.1 1.2Bot ESS 5117/02 -12 -2lw 1 S" J 2,600 5.9 1.1 3.6 &Ami AJtN 2 5 Dual-Phase Extraction RemediaSonAprill 13,2012 Report a Aswe'mtes.inc.