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Table 1 <br /> COPC Action Levels and Data Quality Indicator Goals for Soil <br /> EI Concilio No.1 <br /> 1501 Airport Way,Stockton,San Joaquin County,CA <br /> Targeted Brownfields Assessment <br /> TDD: TO1409-09-11-0001 002693.1401.01BR <br /> Industrial Screening Levels m /k <br /> ESL-Shallow ESL-Deep EPA Region 9 Precision' <br /> Soil (<3 Soil(>3 Laboratory EPA CLP (RPD for <br /> CHHSL RSL meters) meters) Reporting Reporting Accuracy' MS/MSD& Percent <br /> Analyte (mg/kg) (mg/kg) (mglkg) (mg/kg) Limits Limits (%Recovery) duplicates) Complete' <br /> TPH-g 83 83 5.0 NA 70-130 25 90 <br /> TPH-d 83 83 5.0 NA 70-130 25 90 <br /> TPH-mo 2500 5000 20 NA 70-130 25 90 <br /> Benzene 5.4 0.044 0.044 0.0025 0.005 70-130 25 90 <br /> Toluene 45000 2.9 2.9 0.0025 0.005 70-130 25 90 <br /> Eth (benzene 27 3.3 3.3 0.0025 0.005 70-130 25 90 <br /> Xylenes 2700 2.3 2.3 0.0025 0.005 70-130 25 90 <br /> MTBE 220 0.023 0.023 0.01 0.005 70-130 25 1 90 <br /> Antimony 380 410 40 310 0.002 0.006 70-130 25 90 <br /> Arsenic 0.24 1.6 1.6 15 0.002 0.001 70-130 25 90 <br /> Barium 63000 190000 1500 2600 0.005 0.02 70-130 25 90 <br /> Beryllium 1700 2000 8.0 98 0.0001 0.0005 70-130 25 90 <br /> Cadmium 7.5 800 7.4 39 0.0005 0.0005 70-130 25 90 <br /> Chromium 280 5000 0.001 0.001 70-130 25 90 <br /> Cobalt 3200 300 80 94 0.002 0.005 70-130 25 90 <br /> Copper 38000 41000 230 5000 0.004 0.0025 70-130 25 90 <br /> Lead 3500 800 750 750 0.003 0.001 70-130 25 90 <br /> Mercury 180 1 310 10 58 1 0.00003 0.0001 70-130 25 190 <br /> Molybdenum 4800 5100 40 3900 0.005 NA 70-130 25 90 <br /> Nickel 16000 20000 150 260 0.005 0.004 70-130 25 90 <br /> Selenium 4800 5100 10 3900 0.002 0.0035 70-130 25 90 <br /> Silver 4800 5100 40 3900 0.001 0.001 70-130 25 90 <br /> Thallium 63 1.6 62 0.005 0.0025 70-130 25 90 <br /> Vanadium 6700 5200 200 770 0.002 0.005 70-130 25 90 <br /> Zinc 100000 310000 600 5000 0.008 0.006 70-130 25 90 <br /> Notes: <br /> 'Screening levels indicated in BOLD are the selected project screening levels <br /> mg/kg=milligrams per kilogram <br /> '-Accuract,Precision,and Percent Complete are estimated but will be defined when a laboratory is <br /> selected. <br /> COPC-Contaminant of potential concern <br /> CHHSL-California Human Health Screening Level,-California EPA,January 2005 <br /> RSL-Regional Screening Levels,U.S. EPA Region 9, May 2010 <br /> ESL-Environmental Screening Level,CA Regional Water Quality Control Board, May 2008,where groundwater is a drinking water source <br /> RPD-relative percent difference <br /> MS/MSD-matrix spike/matrix spike duplicate <br /> TPH-g-Total Petroleum Hydrocarbons as gasoline <br /> TPH-d-Total Petroleum Hydrocarbons as diesel <br /> TPH-mo-Total Petroleum Hydrocarbons as motor oil <br /> MTBE-methyl tertiary butyl ether <br /> Page 1 of 4 ecology&environment, Inc.2010 <br />