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F/`E V �� <� �Ii_toi l�uti- Ali <br /> Al3A ince' <br /> URS Corporation [Arcot) Project ARCO 96100 Tracey CA N10K0ti7'' <br /> 2870 Gateway Oaks Dr Ste 300 Project Number GOC l Y-0010 tat I""1"' <br /> Sx,rarnento CA 95833 Projcct M tenger Jav Johnson 11/29/0, I n <br /> Volatile Organic Compounds by EPA Method 8260B - Quality Conti of <br /> Sequoia Analytical - Morgan Hill <br /> Reporting Spike Source %REC RPU <br /> Analyte Result Limit Units Level Result %REC Limits RPD Lin it <br /> Batch 5K22004-EPA 5035/EPA 8260B <br /> Blank(5K22004-BLK1) Prepared&Analyzed-]1122105 <br /> tort-Amyl methyl ether ND 0 0050 m&Ikg <br /> BLnzene ND 00050 ' <br /> tLi-t-Butyl alcohol ND 0 020 <br /> Di-isopropyl ether ND 00050 <br /> 1 2-Dlbromoethane(EDB) ND 00050 <br /> 1 2-Dichloroethane ND 00050 " <br /> Ethanol ND 010 <br /> Ethyl tert butyl ether ND 00050 <br /> Ethylbenzene ND 00050 " <br /> Methyl tert-butyl ether ND 00050 <br /> roluene ND 00050 " <br /> yle (total) ND 0 000 —— - <br /> tsolinline Range Org[nits{C4 Cl 2} - � ND 0 10 <br /> Surrogatc I2-Drchloroelhanc-tl4 000390 000300 73 60-125 <br /> Liboratory Control Stniple(51<22004-13S1) Prepared&Analyzed 11/22/05 W <br /> tort-Amyl methyl ether 00163 00050 mg/kg 00150 109 80-130 <br /> Benzene 000531 00050 000516 103 65-125 <br /> tort Butyl alcohol 0 165 0 020 0 143 115 80-165 <br /> Di Isopropyl ether 00149 00050 00151 99 95-115 <br /> 1 2-Dlbromoethane(EDB) 00162 00050 00149 109 85-130 <br /> 1 2-Dichloroethane 00159 00050 00147 108 63-124 <br /> Ethanol 0155 O IO 0142 109 35-150 1 <br /> Ethyl tcrt butyl ether 00157 00050 00150 105 80-125 <br /> E[liylbei1zcnc —0-00736— 0 0050 0 00754 9880=130 <br /> Mcthvl tert-hutyl ether 000787 00050 000702 112 75-115 <br /> Toluene 00368 00050 00372 99 &0-125 <br /> Xylenes(total) 00427 00050 00412 104 90-140 <br /> Gasoline Range Organics(C4-C12) 0 517 0 10 0 440 118 53-126 <br /> Surrogate 1 2-Drcldorocrlranc-d4 000419 000300 84 60-125 <br /> Sequoia Analvtical- Morvan Hill The icsu&s 1a 111rs repor!apply 10 the samples allahced ut ac curc![nrcc i.u!i fi Y <br /> custody documcra Colles othcrtl tic,Nixed results ora reprove I un.r„ r t <br /> • Thrs analvtreal report must be reproduced In as ein ren <br /> P <br />