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TABLE 8 <br /> ANALYTICAL RESULTS FOR LOT 3: CAM-17 METALS <br /> Stockton Promenade and Southpointe Properties <br /> Stockton, California <br /> WKA No. 7345.04 and 7345.05 <br /> Results reported in milligrams per kilogram (mg/kg) <br /> Sample Date Sample EPA Method 6000/7000 <br /> Sample ID1 Depth <br /> (feet bgs) Sampled Area Antimony Arsenic Barium Beryllium Cadmium Chromium Cobalt Copper Lead Mercury Molybdenum Nickel Selenium Silver Thallium Vanadium Zinc <br /> Soil Analytical Results <br /> TP-1-5 5 02/16/07 3S <2.5 3.8 250 0.56 0.60 26 9.4 37 47 0.22 2.6 24 <1.0 <0.5 <1.0 53 100 <br /> TP-2-4 4 02/15/07 3S <2.5 3.7 220 0.51 <0.5 24 8.4 32 54 0.12 1.8 21 <1.0 <0.5 <1.0 41 86 <br /> TP3-3 3 02/15/07 3S <2.5 5.8 220 <0.5 0.53 47 12 40 67 0.12 <1.0 38 <1.0 <0.5 <1.0 58 91 <br /> TP-4-4 4 02/15/07 3S <2.5 2.8 160 <0.5 <0.5 34 12 26 9.3 0.14 1.2 29 <1.0 <0.5 <1.0 51 45 <br /> TP5-8 8 02/14/07 3S <2.5 4.7 180 <0.5 0.80 42 12 45 52 0.19 1.0 34 <1.0 <0.5 <1.0 54 110 <br /> TP6-2 2 02/14/07 3S <2.5 6.5 200 <0.5 0.70 42 12 44 90 0.37 1.6 36 <1.0 <0.5 <1.0 54 110 <br /> TP8-9 9 02/14/07 3S <2.5 4.5 150 <0.5 0.62 47 12 32 11 <0.1 1.1 41 <1.0 <0.5 <1.0 57 62 <br /> TP-12-3 3 02/16/07 3P <2.5 3.9 330 0.66 0.58 27 9.8 36 48 0.21 2.3 26 <1.0 <0.5 <1.0 52 86 <br /> TP-12a-3 3 02/16/07 3P <2.5 3.9 340 0.74 0.58 26 10 41 61 0.25 2.0 27 <1.0 <0.5 <1.0 51 99 <br /> TP-12b-5 5 02/20/07 3P <2.5 3.3 290 0.62 0.56 30 13 36 41 0.41 1.5 33 <1.0 <0.5 <1.0 50 120 <br /> TP-13-1.5 1.5 05/03/07 3P <0.75 4.41 205 0.481 <0.5 17.6 7.03 31.0 50.4 0.109 <0.250 19.9 <0.75 <0.5 <0.75 34.7 78.2 <br /> TP-16-2 2 05/03/07 3P <0.75 7.02 983 2.40 <0.5 8.78 18.8 68.6 3.50 <0.0835 5.67 37.5 <0.75 <0.5 <0.75 113 49.2 <br /> TP-17-3 3 05/03/07 3P <0.75 7.14 818 1.23 <0.5 16.6 14.2 46.1 19.3 <0.0835 3.46 30.1 <0.75 <0.5 <0.75 74 46.4 <br /> PL-3-2 2 02/16/07 3S <2.5 3.7 190 <0.5 0.53 41 12 38 150 <0.1 1.2 33 <1.0 <0.5 <1.0 50 86 <br /> PL-6-5 5 02/15/07 3S <2.5 3.0 210 <0.5 0.56 26 8 35 69 0.29 1.8 24 <1.0 <0.5 <1.0 40 110 <br /> PL-8-5 5 02/15/07 3S <2.5 3.1 340 <0.5 <0.5 25 8.2 27 29 0.22 1.4 24 <1.0 <0.5 <1.0 44 76 <br /> PL-9-3 3 02/16/07 3S <2.5 4.2 250 0.58 0.61 36 12 35 27 0.13 2.1 30 <1.0 <0.5 <1.0 61 84 <br /> TP-20-2 2 05/03/07 3P <2.5 3.9 173 0.39 <0.5 20.7 8.67 29.9 70.4 0.21 <1.0 19.4 <1.0 <0.5 <1.0 37.1 76.7 <br /> TP-21-4 4 05/03/07 3P <2.5 8.1 591 0.94 <0.5 18.6 8.84 39.1 59.7 0.19 <1.0 19.5 <1.0 <0.5 <1.0 49.9 96.7 <br /> TP-67-3 3 11/01/07 3P <2.5 5.2 280 0.67 <0.5 27 9.2 35 52 0.16 1.4 24 <1.0 <0.5 <1.0 49 95 <br /> TP-68-3 3 11/01/07 3P <2.5 5.1 330 0.67 <0.5 27 9.4 29 20 0.16 <1.0 24 <1.0 <0.5 <1.0 47 70 <br /> TP-69-2 2 11/01/07 3S <2.5 5.7 320 0.60 <0.5 28 9.4 32 88 0.24 1.4 24 <1.0 <0.5 <1.0 46 110 <br /> TP-70-3 3 10/31/07 3S <2.5 5.0 270 <0.5 <0.5 23 7.6 30 61 0.19 1.4 21 <1.0 <0.5 <1.0 34 96 <br /> TP-71-2 2 11/01/07 3S <2.5 8.1 220 0.59 <0.5 49 13 51 52 <1.0 40 <1.0 <0.5 <1.0 60 77 <br /> TP-72-2 2 10/31/07 3S <2.5 3.3 160 <0.5 3.3 18 8.0 23 54 0.11 1.8 21 <1.0 <0.5 <1.0 40 1,100 <br /> TP-72-5 5 10/31/07 3S <2.5 7.5 170 1.2 <0.5 62 25 48 8.7 0.41 1.2 48 <2.0 <0.5 <1.0 74 86 <br /> TP-73-2 2 10/31/07 3S <2.5 10 210 0.54 <0.5 39 11 36 53 0.12 <1.0 31 <1.0 <0.5 <1.0 53 110 <br /> TP-74-3 3 10/31/07 3S <2.5 4.3 130 <0.5 <0.5 38 13 26 14 0.26 <1.0 30 <1.0 <0.5 <1.0 51 41 <br /> TP-75-3 3 10/31/07 3S <2.5 3.9 150 <0.5 <0.5 18 6.3 18 19 0.29 1.0 16 <1.0 <0.5 <1.0 36 53 <br /> Residential CHHSLs 30 0.07 5,200 150 1.7 100,000 660 3,000 150 18 380 1,600 380 380 5 530 23,000 <br /> Commercial CHHSLs 380 0.24 6,300 1,700 7.5 100,000 3,200 38,000 3,500 180 4,800 16,000 4,800 4,800 63 6,700 100,000 <br /> Residential PRGs 31 0.39 5,400 150 37 210 900 3,100 400 23 390 1,600 390 390 5 78 23,000 <br /> Commercial PRGs 410 2 67,000 1,900 450 450 1,900 41,000 800 310 5,100 20,000 j 5,100 j 5,100 j 67 j 1,000 100,000 <br /> Residential ESLs 6.1 0.38 750 4.0 1.7 na 40 230 200 1.0 40 150 10 20 1.2 15 600 <br /> Commercial ESLs 40 1.5 1,500 8.0 7.4 na 80 230 750 10 40 150 10 40 15 190 600 <br /> Notes: <br /> bgs below ground surface <br /> mg/kg milligram per kilogram <br /> < less than laboratory reporting limit shown <br /> Bold detected concentration <br /> CHHSL California Human Health Screening Level (DTSC, 2005) <br /> PRG Preliminary Remediation Goals (EPA, 2004) <br /> ESL Environmental Screening Levels where groundwater is not a potential source for drinking <br /> water(RWQCB, 2007) <br /> SP Southpointe Property <br /> PP Promenade Property <br /> PL samples collected from Pacific Legacy test pits <br /> Laboratory data sheets are presented in the attached CD-ROM. <br /> STP-44 toTP-47 were skipped intervals <br /> WKA\S:\Dept.3\7345-CAM 17 Tables 3/26/2008 <br />