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West Weber SSI Report <br /> 1404-1541 West Weber Avenue <br /> Stockton,California <br /> Date:May 22,2013 <br /> Notes: <br /> mg/Kg- milligrams per kilogram <br /> <-analyte concentration is less than the referenced laboratory reporting limit <br /> UJ -analyte not detected; reporting detection limit may be inaccurate or imprecise <br /> J-estimated concentration <br /> J+-estimated concentration; suspected high bias <br /> J--estimated concentration; suspsected low bias <br /> NS-no standard available <br /> NA-not analyzed <br /> a-analyte concentration exceeds the Metals Background Value <br /> b-analyte concentration exceeds the California Human Health Screening Level <br /> c-analyte concentration exceeds the Region Screening Level <br /> d -analyte concentration exceeds the EPA Industrial Soil Screening Level - Ingestion for Outdoor <br /> Worker <br /> bold - analyte detected <br /> bold and shaded-analyte concentration is greater than the referenced action level <br /> * San Francisco Bay Regional Water Quality Control Board Table C-2 Deep Soil Screening Levels <br /> (>3m bgs) Commercial/Industrial Land Use (Groundwater is a current or potential drinking water <br /> source) <br /> Table 8.1.3, Preliminary Endangerment Assessment, GEO-PHASE Environmental, November <br /> 2008 <br /> 2 Table 1 Soil Screening Number(mg/Kg soil)for nonvolatile chemicals based on total exposure <br /> to contaminated soil; inhalation, ingestion and dermal adsorption-commercial/industrial <br /> scenario; 9/23/2010 (http://oehha.ca.gov/risk/chhsitable.html) <br /> 3 Industrial Soil Screening Level (http://www.epa.gov/reg3hwmd/risk/human/rb- <br /> concentration_table/Generic_Tables/pdf/master_sl_table_ru n_N OV2012.pdf) <br /> 4 Exhibit A-2 Generic Soil Screening Levels for Commercial/Industrial Scenario: Outdoor Worker <br /> Receptor(http://www.epa.gov/superfund/health/conmedia/soil/pdfs/ssg_appa-c.pdD <br /> GEI Consultants, Inc. 29 <br />