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tl9%1 2,'91 12:43 U916 3' 9781 GRI]LNDWATER TE{:H UU3 Uii <br /> Septew>er lo, 199, <br /> sample Lag 3447 <br /> Kichael Holley <br /> Groundwater Technology Inc. <br /> 4457 Port Chicago HWy <br /> Concord, CA 94570 <br /> Subject: Analytical R00"Ita for S soil Sample(s) <br /> Identified as: UST Removal <br /> Receivtd: 08/30/91 <br /> Dear Mr. Holley: <br /> hn&lysis of the sample s) referenced ehcve has been completed. <br /> This report is err-,tten to confirm results comaunicated on <br /> September 9, 1991 and describes procedures used to analyze the <br /> EBmgles. <br /> Sample(s) were received in bras $leaves that were sealed with <br /> PTFE sheets and Plastic tndcaps. Each sample was transported <br /> and raceived under documented chain of custody and stored at <br /> 4 degrees c until analysi$ was performed. <br /> Sample(s) were analyzed using the following method(s) : <br /> OBTEk" (EPA Method 8020/Purge-and•Trap) <br /> t'TPH yrs Gasol.inen (HOdified EPA method 8015/Purge-and-Trap) <br /> "TPH as Diesel,Motor oil,Jet/Keroaenell <br /> "Organic Lead" (DHS Method referred to inoLUFT0Manual)act3.on) <br /> "Volatile Organic Priority pollutants" <br /> "Semi-VO ,atile Organic Priority pollutantsA Method $Z4o) <br /> "Tota. Lead" (EPS, 7420-Ato%ic 't (EPAMethad 8270) <br /> "1,2-Dibramaethane" (EPA 8260) orgtiOn) <br /> "HexaV*1ent Chromium" <br /> Please refer to the following tables) for sum�aarised analytical <br /> and contact us at 916-7S7-4680 if YOU have <br /> procedures or results. The chain-of-custody documentestions is encloaedrdinq <br /> Approved by: <br /> s ewa�tp:o2dolsky <br /> w�sr-rnFn,rneamuror Senioist <br /> v'Cr'+nae 3 leerrx�„Or <br /> 1014 evrve dht,sago 9 <br /> Dens,UA 0:410 <br />