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TABLE 2 <br /> EHD SITE INVESTIGATION- METALS <br /> ANALYTICAL SUMMARY <br /> APN 247-120-08 <br /> (results in parts per million) <br /> Date Sample ID Depth(feet) Antimony Arsenic Barium Beryllium Cadmium Chromium Cobalt Copper Lead <br /> 09/02/09 B-2 17.5 <0.5 0.7 36 <0.5 <0.5 10 4.2 8.2 2.4 <br /> 09/02/09 B-3 13.5 1.2 1.3 40 <0.5 <0.5 9.3 2.8 18 3.7 <br /> 09/02/09 B-3 14 <0.5 1.8 43 <0.5 <0.5 10 3.3 38 6.8 <br /> 09/02/09 Pit Solids -- <0.5 1 1.8 1 46 <0.5 <0.5 12 3.2 35 7.4 <br /> Environmental Screening Levels 310 15 2,500 98 39 2,500 94 2,500 750 <br /> Date Sample ID Depth(feet) Mercury Molybdenum Nickel Selenium Silver Thallium Vanadium Zinc <br /> 09/02/09 B-2 17.5 <0.5 <0.5 6.2 <0.5 <1.0 <0.5 25 19 <br /> 09/02/09 B-3 13.5 <0.5 0.9 5.2 <0.5 <1.0 <0.5 27 51 <br /> 09/02/09 B-3 14 <0.5 <0.5 7.1 <0.5 <1.0 <0.5 26 44 <br /> 09/02/09 Pit Solids -- <0.5 <0.5 9.5 <0.5 <1.0 <0.5 20 380 <br /> Environmental Screening Levels 58 2,500 260 2,500 2,500 62 770 2,500 <br /> Notes: <br /> CAM-17 = Total Metals by EPA Method 6020/6020A <br /> < = Not detected at or above stated detection limit <br /> Environmental Screening Levels-California Regional Water Quality Control Board-San Francisco Bay Region <br /> Based on Residential use with groundwater as a potential drinking water resource <br /> G:IGROUNDZEILIONUDAKISITableslSoil Boring Investigations.xlsx <br />