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TABLE 1 <br /> ANALYTICAL RESULTS OF SOIL SAMPLES: METALS <br /> Global Materials Management <br /> 1640 Broadway Avenue, Stockton, California <br /> (mg/kg) <br /> Depth 6020/6020A <br /> Sample ID Location (ft) Date TPH-d I TPH-mo Sb As Ba Be Cd Cr Co Cu Pb Mo Ni Se Ag V Zn Hg <br /> TTLC:Soil samples collected at approximate depths between 1 and 2 feet below surface-milligrams per kilogram(mg/kg) <br /> Samples collected by SJCEHD <br /> S1 Used Oil Storage Area 01/18/18 4,790 1.5 14 920 <0.5 4.5 180 9.2 140 450 5.8 40 0.9 <1.0 24 2,300 0.8 <br /> S2 NE Corner Pad 01/18/18 839 <0.5 1.1 38 <0.5 <0.5 4.9 2.7 5.0 4.0 0.2 5.9 <0.5 <1.0 14 19 <0.5 <br /> S3 SE Corner Pad - 01/18/18 387 0.5 3.4 330 <0.5 0.7 43 9.4 37 70 2.5 41 1.0 <1.0 28 180 <0.5 <br /> S4 E Side of Property - 01/18/18 180 <0.5 3.4 250 <0.5 0.7 39 7.3 37 31 1.6 32 0.7 <0.5 29 130 <0.5 <br /> Samples collected by AGE <br /> SW-S south sidewall-main 4' D8/15/18 <10 <50 <1.0 2.57 147 <0.5 <0.5 61.4 15.2 29.4 5.88 <5.0 27.8 <1.0 <1.0 52.8 67.4 0.014 <br /> excavation <br /> SW-N north sidewall-main 4' 08/15/18 <10 <50 <1.0 2.20 164 <0.5 <0.5 63.1 18.7 29.1 5 <5.0 35.2 <1.0 <1.0 50.1 58.9 <0.01 <br /> excavation <br /> SW W west sidewall-main 4' 08/15/18 <10 <50 - - - - <br /> excavation <br /> SW-E east sidewall-main 4' D8/15/18 21.0 58.9 - - - - <br /> excavation <br /> 5-5 floor(bottom)-main 5' 08115/18 11.6 43.0 <1.0 6.47 200 <0.5 <0.5 65.8 16.2 34.3 20 <5.0 32.4 <1.0 <1.0 54.6 130 0.073 <br /> excavation _ - <br /> S5-2 sample point west of 2' 08/15/18 54.2 219 <1.0 4.14 175 <0.5 0.919 61.9 14.5 46.0 189 <5.0 5D.5 <1.D <1.0 42.6 487 0.191 <br /> main excavation <br /> sample point west of <br /> S5-5 5' 08!15/18 <10 <50 - - - - - 75.6 - - 5.93 - - - - - - - <br /> main excavation <br /> sample point east of <br /> 56-2 2' 08/15/18 1,460 4,220 <br /> main excavation - <br /> sample point east of <br /> S6-5 main excavation 5' 08/15/18 <10 <50 <1.0 3.25 153 <0.5 <0.5 54.1 12.8 26.7 4.03 <5.0 25.7 <1.0 <1.0 47.5 53.5 <0.01 <br /> S7-2 sample point east of S6 2' 08/15/18 <10 <50 <1.0 11.5 145 <0.5 <0.5 55.7 13.4 29.4 33 <5.0 23.3 <1.0 <1.0 44.1 66.0 0.036 <br /> sample point north of <br /> S8-2 main excavation 2 08/15/18 <1D <50 <1.0 2.26 157 <0.5 <0.5 63.8 15.0 30.3 6.20 <5.0 25.4 <1.0 <1.0 54.2 62.5 0.015 <br /> S9-2 sample point north of S6 2' 08/15/18 <10 <50 <1.0 2.30 139 <0.5 <0.5 56.6 13.4 27.2 6.45 <5.0 23.1 <1.0 <1.0 48.2 66.1 0.015 <br /> excavation <br /> S11-2 sample point northeast 2' 08/15/18 <10 <50 <1.0 2.13 135 <0.5 <0.5 55.8 14.1 25.8 4.46 <5.0 41.9 <1.0 <1.0 48.9 54.7 <0.01 <br /> of S9 <br /> Environmental Screening Levels-All Levels in miligram per kilogram(mg/kg) <br /> DTSC-SL(com) 0.36 690 930 170,000 320 64,000 1,500 1,000 23 <br /> DTSC-SL(res) 0.07 15 5.2 36,000 80 490 390 390 4.5 <br /> EPA-RSL(com) 470 3.0 220,000 2,300 980 1.8+6 350 47,000 800 5,800 22,000 5,800 5,800 5,800 35,000 46 <br /> EPA-RSL(res) 31 0.7 15,000 160 71 120,000 23 3,100 400 390 1,500 390 390 390 23,000 5.1 <br /> California Hazardous Waste Limits(mg/1) - - - - - - 5.0 - - 5.0 - - - - - - - <br /> SFBRWQCB ESL(Com) 140,000 <br />