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RAYMOND GREER • . Page 2 of 2 <br /> It.For thbadenuation zone without oxygen measurements or oxygen<4%and benzene concmaration are X100 pg/L but<1,000 pg/L,the bioattenuation <br /> zone:Is a continuous zone that provides a separation of at least 10 feet vertically between the dissolved phase benzene and the foundation of existing or r YES r' NO <br /> potential building,and contain total TPH<100 mg/kg throughout the entire depth of the bioattenuation zone. <br /> It.For bio attenuation zone with oxygen z 4%and benzene concentration are<1,000 pg/L,the bioadenuation zone:Is a continuous zone that provides a <br /> separation of at least 5 feet vertically between the dissolved phase benzene and the foundation of existing or potential building,and contain total TPH f YES f NO <br /> <100 mg/kg throughout the entire depth of the bioattenuation zone. <br /> 3.Media Specific Criteria:Direct Contact and Outdoor Air Exposure- The site is considered low-threat for direct contact <br /> and outdoor air exposure if it meets 1, 2,or below.-c ._= crwn miri YES <br /> EXEMPTION•The upper 10/eet M soil Is free of petroleum contamination rYES r NO <br /> Does the site meet any of the Direct Contact and Outdoor Air Exposure criteria scenarios? r YES r NO <br /> 3.3-The regulatory agency has determined the concentration of petroleum constituents in soil will have no significant risk or adversely affect human heaeh. r YES r NO <br /> Additional Information <br /> Should this rase be closed in spite of NOT meeting policy criteria? Q YES r' NO <br /> Has this LTCP Checklist been updated for FY 14/15? r YES C NO <br /> SPELL CHECK <br /> Save Form as partial) Completed Save Forrn as Complete <br /> LOGGED IN AS HENDERSONN CONTACT GEOTRACKER HELP <br /> https:Hgeotracker.waterboards.ca.gov/regulators/screens/closure policy.asp... 5/28/2015 <br />