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PCB -1016PCB-1254PCB-1260Other PCBsPyreneBenzo (a) anthraceneBenzo (b) fluorantheneBenzo (k) fluorantheneBenzo (a) pyreneChryseneFluorantheneIndeno (1,2,3-cd) pyrenePhenanthreneOther SVOCs2,3,7,8- <br />TCDD6 TEQ7SAMPLE ID <br />DATE <br />SAMPLED <br />DIOXINS/FURANS <br />EPA Method 1613 <br />SEMI-VOLATILE ORGANIC COMPOUNDS <br />EPA Method 8270C <br />PCBs <br />EPA Method 8020 <br />Brusca Reference No. 137-002 <br />TABLE VII <br />SUMMARY OF SVOCs, PCBs, AND DIOXINS/FURANS DATA <br />STOCKPILED WASTE MATERIAL SAMPLES <br />48-ACRE MURPHY PARKWAY PROPERTY <br />17100 Murphy Parkway, Lathrop, San Joaquin County, California <br />SP3-11 4/12/18 ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND 0.616 <br />SP3-12 4/12/18 ND 0.034 ND ND ND ND ND ND ND ND ND ND ND ND ND 1.79 <br />SP4-1 4/12/18 0.17 0.11 ND ND ND ND ND ND ND ND ND ND ND ND ND 2.91 <br />SP5-1 4/13/18 ND 0.017 ND ND ND ND ND ND ND ND ND ND ND ND ND 0.759 <br />SP5-2 4/13/18 ND 0.014 ND ND ND ND ND ND ND ND ND ND ND ND ND 0.670 <br />SP5-3 4/13/18 ND 0.035 ND ND ND ND ND ND ND ND ND ND ND ND ND 1.24 <br />SP5-4 4/13/18 ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND 0.539 <br />50 50 50 50 N/A N/A N/A N/A N/A N/A N/A N/A N/A 1x107 N/A <br />N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 5 <br />N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 22 <br />4.1 0.24 0.24 1,800 1.1 1.1 11 0.11 110 2,400 1.1 N/A N/A 5 <br />27 0.97 0.99 23,000 21 21 210 2.1 2,100 30,000 21 N/A N/A 22 <br />Notes: <br />USEPA RSLs - commercial4 <br />SCREENING LEVELS <br />Hazardous Waste Criteria2 <br />DTSC SLs - residential3 <br />DTSC SLs - commercial3 <br />USEPA RSLs - residential4 <br />7. TEQ = Toxic Equivalency calculated using the 2005 World Health Organization's (WHO's) toxic equivalency factors (TEFs) <br />6. See laboratory report for other dioxin/furan compounds tested <br />1. All concentrations expressed in milligrams per kilogram (mg/kg) except for dioxin/furan results which are expressed in picograms per <br />gram (pg/g) [parts per trillion] <br />2. California Code of Regulations Title 22, Division 4.5 <br />3. DTSC-Modified Screening Levels (DTSC-SLs), January 2018, and DTSC HERO Note No. 2, April 2017 (preliminary remediation <br />goals for dioxins/furans) <br />4. USEPA Regional Screening Levels, TR=1E-06, HQ=1”; November 2017 <br />5. N/A = screening value not established <br />Page 3 of 3