Laserfiche WebLink
Tier 1 ENVIRONMENTAL SCREENING LEVELS SEARCH <br /> SUMMARY FORM <br /> San Francisco Bay Regional Water Quality Control Board <br /> California Environmental Protection Agency <br /> (Referenced ESLs:February 2005) <br /> . . . .. ... .. . . . . . .... . . . . <br /> Site Name: San Joaquin County Courthouse <br /> Site Address: 222 R,Weber Ave.,Stockton <br /> Site ID Number: T0607700470 <br /> Date of ESL Search: <br /> Selected Site Scenario <br /> Land Use: Commercial or <br /> �• Industrial <br /> Depth to Impacted Soil: Shallow Soil <br /> Groundwater Utility: Drinking Water <br /> Resource <br /> Selected Chemical of Concern: METHYL TERT BUTYL ETHER <br /> Input Site Concentrations: <br /> Soil(mg/kg): 0.2 <br /> Groundwater(ug/L): 1.8 <br /> Tier 1 ESL <br /> Exceeded? <br /> Soil Tier 1 ESLS: Units ESL Referenced Table <br /> Direct Exposure: mg/kg 6.8E+01 No <br /> Vapor Emissions To Indoor Air: mg/kg 5.6E+00 No <br /> Terrestrial Ecological Impacts: mg/kg - No Table A-2: <br /> Gross Contamination: mg/kg 5.0E+02 No <br /> Leaching: mg/kg 2.3E-02 Yes <br /> Lowest Soil ESL: mg/kg 2.3E-02 <br /> Groundwater Tier 1 ESLs: Units ESL Referenced Table <br /> Drinking Water(Toxicity): ug/L 1.3E+01 No <br /> Vapor Emissions To Indoor Air: ug/L 8.0E+0Q No Table F-I a <br /> Impacts to Aquatic Habitats: ug/l. 8.0E+03 No <br /> v Gross Contamination: ug/L 5.0E+00 No <br /> Lowest Groundwater ESL:' ug/L 5.0E+00 <br /> Other Tier 1 ESLs: Units ESL Referenced Table <br /> Indoor Air: ug/m3 1.6E+01 Table E-3 <br /> Shallow Soil Gas: ug/m3 3.1E+04 Table E-2 <br /> w <br /> Reference: <br /> Screening For Environmental Concerns at Sites With Contaminated Soil and Groundwater (February 2005), San <br /> Francisco Bay Regional Water Quality Control Board,California EPA, <br /> http://www.waterboards.ca.gov/sanfranciscobay/esi.htm <br /> Source Tables: Referenced Table from Appendix 1 of ESL document. <br /> Tier 1 ESL Surfer <br /> Version: October 2005 ESL Surfer-Surfer Report <br /> W <br />