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J DAVIS AV <br /> -- O Z <br /> v) <br /> - m Odk <br /> Tt ULA <br /> WFFEAV' _ " -- ■ —* r <br /> Building 21.,A , <br /> Model Airplane _ �� Skeet Trap <br /> � Landing Strip <br /> Courts <br /> � fir, <br /> Olt a 1% ` <br /> MCCLOXAV <br /> uildi g 128 <br /> 1 r� '�fi <br /> TINTER AV <br /> � <br /> -. GILLISS AV Off/ ------ ------- <br /> Building 129 <br /> ■ �� <br /> Y •�. ��. ,�Y L 5 i y1" a• n <br /> ar <br /> Notes: 0 250 <br /> Legend 1.Soil analytical data were collected between 1995 and 2015 and compiled by Geosyntec and <br /> Human Health Screen ® Soil Sample Location(Haley&Aldrich,2020)� Data Set Boundary <br /> Anchor QEA(2018). Feet <br /> 2.Soil data presented were collected to maximum depths of 20 feet below ground surface. <br /> Indeno(1,2,3-c,d)pyrene Results Soil Sample Location Site 47 Pre-Decisional LUC Boundary 3.The screening level(SL)of 13,000 pg/kg is the cancer screening level for commercial or <br /> Residential SL=1100(Ng/kg) Approximate Location of Firing Point industrial soil from:DTSC HERO,2019.Human Health Risk Assessment(HHRA)Note. HERO N In den o(1,2,3-cd)pyrene Concentrations in Soil <br /> Historical and Current Site Features 0 <br /> Industrial SL=13000(Ng/kg) Sediment Core Symbology HHRA Note Number:3. DTSC-modified Screening Levels(DTSC-SLs).Table 1 (Soil).Release Hatched interval indicates non- date:April 2019. Site 47 <br /> �� Not Detected Trap Shotfall' Size of overall core�Hn*-analyzed segment(0-1.5 ft bgs) 4.The DTSC HERO(2019)cancer screening level for residential soil is 1,100 pg/kg. Port of Stockton, Rough&Ready Island <br /> <1x SL ® Trap Shooting Area of Maximum Shotfall F, reflects total core depth Solid interval indicates 5. DTSC=Department of Toxic Substances Control Stockton, California <br /> 0 <br /> 0 <br /> 1 -2x SL analyzed segment(1.5-3 ft bgs) 6. HERO=Human and Ecological Risk Office L Skeet Shotfall 7. pg/kg=microgram per kilogram Geosyntec D Figure <br /> Skeet Shooting Area of Maximum Shotfall' 8.ft bgs=feet below ground surface <br /> 9. For locations with field duplicates,the primary sample data was plotted. Consultants <br /> ' Interstate Technology and Regulatory Council(ITRC).2003.Characterization and Remediation 8e <br /> of Soil at Closed Small Arms Firing Ranges.January. WR2501 B February 2022 <br /> \\oakland-01\data\GIS\Port_Of_Stockton\Rough-and-Rea dy-Isla nd-PM\Project\Site47\2022-02_DraftRAP\Fig8e_Indeno(1,2,3-cd)pyrenelnSoil.mxd 2/8/2022 11:33:20AM(Author:howie.chen) <br />