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kki <br /> 3.3 Tank T1 <br /> Beneath tank T1, only total l <br /> soil samples. The concentraead lead <br /> tioWas discovered within the bottom <br /> 54.2 mg/Kg, These levels detected were: sI.3 m <br /> Department of Health are well below both the California <br /> concentration Services (DOHS) total <br /> the and t;je (CRWQCB) designated level threshold limit <br /> protection of groundwater. These levels in a solid <br /> mg/Kg respectively for lead. are 9/K <br /> 1 for <br /> g and 500 <br /> 3.4 Stockpiled soils (Tank T2) <br /> . Within the stockpiled sails at the site, <br /> TPH up to 1700 mg/Kg, All of the TPH concentrations tractions <br /> limited to the southern half of theexist <br /> ical Results, sample TD stockpile appear to be <br /> ) , (Re: WESTON Analyt- <br /> B p # s RS-NE, RS-NW, RS-sE, <br /> _. RS-SW - Appendix <br /> Therefore, it is recommended that the <br /> _-- be segregated and both half north half of the stock <br /> composite from various piles be rescm led^ pile <br /> . . lected from both locations in each p One sample, �a <br /> halves. p pile) should be col- <br /> dant upon the Dis osition of the soil will <br /> -- analytical results of the composite samplese pen- <br /> de <br />