Laserfiche WebLink
1455 McDowell Blvd, <br /> Sequoia 4 <br /> Petaluma <br /> CA 9A95(707)792-1865 <br /> Analytical FAX(707) l42 <br /> www sequoialabs bs com <br /> is <br /> URS Corp-Sacramento Project Arco Site 6100,Tracy,CA P406422 <br /> 2870 Gateway Oaks Dave Suite 300 Project Number WR36619 Reported <br /> Sacramento CA,95833 Project Manager Jay Johnson 07/15/04 10 23 <br /> Volatile Organic Compounds by EPA Method 8260B - Quality Control <br /> Sequoia Analytical - Petaluma <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Emits Level Result %REC Limits RPD Limit Notes <br /> Batch 4070076-EPA 5030B waters <br /> Blank(4070076-BLK1) Prepared&Analyzed 07/06/04 <br /> Tert-amyl methyl ether ND 10 ug/l <br /> Benzene ND 050 " <br /> Tert-butyl alcohol ND 20 " <br /> Dr-isopropyl ether ND 10 " <br /> 1,2-Dibromoethane(EDB) ND 0 50 " <br /> 1,2-Dtchloroethane ND 050 " <br /> Ethanol ND 100 " <br /> Ethylbenzene ND 050 " <br /> Ethyl tent-butyl ether ND 1 0 " <br /> Methyl tert-butyl ether ND 050 " <br /> Toluene ND 050 " <br /> aeries(total) ND 050 <br /> rrogate Dibromofluoromethane 673 500 135 84-122 Sol <br /> Surrogate 12-D chloroethane-d4 662 500 132 74-135 <br /> Surrogate Toluene-d8 557 Soo 111 84-II9 <br /> Surrogate 4-Bromofluorobenzene 564 500 113 86-119 <br /> Laboratory Control Sample(4070076-BSI) Prepared&Analyzed 07/06/04 <br /> Tert-amyl methyl ether 438 10 ug/1 500 88 78-117 <br /> Benzene 5 56 050 500 111 81-118 <br /> Tert-butyl alcohol 973 20 100 97 60-147 <br /> Di-isopropyl ether 5 82 10 500 116 70-125 <br /> 1,2-Dibromoethane(EDB) 5 54 050 500 111 85-125 <br /> 1 2-Dtchloroethane 641 050 Soo 128 77-126 QC01 <br /> Ethanol 183 100 100 183 55-200 <br /> Ethylbenzene 547 050 500 109 89-122 <br /> Ethyl tert-butyl ether 495 10 500 99 71-120 <br /> Methyl tert-butyl ether 508 050 500 102 70-122 <br /> Toluene 533 050 500 107 84-119 <br /> Xylenes(total) 17 1 050 15 0 114 86-132 <br /> Surrogate Dibromofluoromethane 667 500 133 84-122 Sol <br /> Surrogate 1,2-Dtchloroethane-d4 670 500 134 74-135 <br /> Surrogate Toluene-d8 585 Soo 117 84-119 <br /> Surrogate 4-Bromofluorobenzene 529 500 106 86-119 <br /> uola Analytical- Petaluma The results in this report apply to the samples analyzed in accordance with the charn of <br /> custody document Unless otherwise stated results are reported on a wet weight basis <br /> This analytical report must be reproduced in its entirety <br /> Page I5 of 18 <br />