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TABLE 5 <br /> ANALYTICAL RESULTS OF SOIL-VAPOR SAMPLES <br /> Main Street Investors (City of Stockton) <br /> 601 Main Street, Stockton, California <br /> (pg/m3) <br /> Notes: <br /> pg/m3: micrograms per cubic meter <br /> TPH-g: total petroleum hydrocarbons quantified as gasoline <br /> TPH-d: total petroleum hydrocarbons quantified as diesel <br /> Naph.: naphthalene <br /> LTCP:02<4.0°% Low-Threat Underground Storage Tank Case Closure Policy Residential Soil Gas Criteria with No Bioattenuation Zone(Oxygen<4.0%) <br /> LTCP:02>4.0% Low-Threat Underground Storage Tank Case Closure Policy Residential Soil Gas Criteria with Bioattenuation Zone(Oxygen>4.0%) <br /> indicates there is no ESL for the listed constituent <br /> HERO Note 3/7: California Department of Toxic Substance Control(DTSC)Human and Ecological Risk Office(HERO),Human Health Risk Assessment(HHRA)Screening level <br /> screening levels calculated using DTSC HERO Note 3(August 2017)and Note 7(Oct 2016),using 0.001 attenuation factor for existing commercial buildings and using 0.002 <br /> attenuation factor for existing residential buildings(DTSC,Vapor Intrusion Guidance,2011). <br /> indicates there is no HERO for the listed constituent. <br />