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COLUMBIA ANALYTICAL SERVICES, INC. <br /> Analytical Report <br /> Client: EMCON Associates Date Received. 09/03/93 <br /> Project: EMCON Project No. OG71-033.01 Service Request No.: SJ93-1 102 <br /> ARCO Facility No. 548 Sample Matrix: Water <br /> STEX and TPH as Gasoline <br /> EPA Methods 5030/8020/California DHS LUFT Method <br /> us/L (ppb) <br />• <br /> Sample Name: MW-1 {561 MW-2 (61) MW-3 (62) <br />• Date Analyzed: 09/14/93 09/14193 09114/93 <br /> Analyte MRL <br /> Benzene 0.5 0.9 ND ND <br />•e Toluene 0.5 ND ND NO <br /> Ethylbenzene 0.5 ND NO ND <br /> Total Xylenes 0.5 NO ND ND <br /> TPH as Gasoline 50 130. ND ND <br />• <br /> Sample Name: MW-4 f631 MW-5 {60) Method Blank <br /> Date Analyzed: 09/14/93 09/15/93 09/14/93 <br /> Anafyte MRL <br /> Benzene 0.5 ND 76. NO <br /> Toluene 0.5 ND 1 .7 ND <br /> Ethylbenzene 0.5 ND 52. ND <br /> Total Xylenes 0.5 ND 57. NO <br />! TPH as Gasoline 50 ND 1,200. NO <br /> i• <br />. Approved by: Date: SZ' 21) f�.3 <br /> .071 A..n n,.n . c,,., �,..., r..��F.,... .. nc."1 T.. _ .... <br />