Laserfiche WebLink
885 Jarvis Drive <br /> eq go fl Mori an Hill CA 95037 <br /> (408)776 9600 <br /> Anapyr} call FAX equo 782 6308 <br /> 11 U t3 <br /> www sequomlahs coin <br /> URS Corporation(Arco/) Project BP Heritage#11194,Tracy,CA MPA1469 <br /> 2870 Gateway Oaks Dr,Ste 300 Project Number G07WZ-0011 Reported <br /> Sacramento CA,95833 Project Manager Vernon P Elarth 02/13/06 15 39 <br /> Volatile Organic Compounds by EPA Method 8260B- Quality Control <br /> Sequoia Analytical - Morgan Hill <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br /> Batch 6BO7008- EPA 5030B P/T/EPA 8260B <br /> Blank(6B07008-BLK1) Prepared&Analyzed 02/07/06 _ <br /> Cert-Amyl methyl ether ND 050 ug/1 <br /> Benzene ND 050 " <br /> tert-Butyl alcohol ND 20 " <br /> Di-isopropyl ether ND 050 <br /> Ethanol ND 300 " <br /> Ethyl tert-butyl ether ND 050 <br /> Ethylbenzene ND 050 " <br /> Methyl tert-butyl ether ND 050 " <br /> Toluene ND 050 <br /> Xylenes(total) 0 560 050 " <br /> Gasoline Range Organics(C4-C 12) ND 50 <br /> *Surrtigaie 1 2-Dtchloroethane-d4 430 5 00 86 60-135 <br /> Laboratory Control Sample(61307008-13SI) Prepared&Analyzed 02/07/06 <br /> tert-Amyl methyl ether 155 050 ug/I 163 95 80-115 <br /> Benzene 4 57 050 504 91 65-115 <br /> tert-Butyl alcohol 148 20 169 88 75-150 <br /> Di-isopropyl ether 141 050 16 2 87 75-125 <br /> Ethanol 178 300 165 108 70-135 <br /> Ethyl tert butyl ether 14 2 050 16 4 87 75-130 <br /> Ethylbenzene 6 33 050 7 28 87 75-135 <br /> Methyl cert butyl ether 634 050 784 81 65-125 <br /> Toluene 38 5 050 380 101 85-120 <br /> Xylenes(total) 403 050 40 8 99 85-125 <br /> Gasoline Range Organics(C4-C 12) 334 50 440 76 60-140 <br /> Surrogate 12-Dtchloroethane-d4 428 500 86 60-135 <br /> Matrix Spike(61307008-MS1) Source MPA1461-09 Prepared 02/07/06 Analyzed 02/08/06 <br /> tert-Amyl methyl ether 81 9 2 5 ug/l 8[ 6 ND 100 80-115 <br /> Benzene 344 2 5 252 12 89 65-115 <br /> tert-Butyl alcohol 1070 100 844 280 94 75-120 <br /> Di-isopropyl ether 772 2 5 81 2 ND 95 75-125 <br /> Ethanol 909 1500 824 ND 110 70-135 <br /> Ethyl tert-butyl ether 769 25 82 0 ND 94 75-130 <br /> Ethylbenzene 358 25 364 3 4 89 75-135 <br /> Methyl tert butyl ether 104 2 5 392 72 82 65-125 <br /> Sequoia Analytical-Morgan Hill The results to this report apply to the samples analyzed in accordance with the chain of <br /> custody document Unless otherwise stated results are reported on a wet weight basis <br /> Thts analytical report must be reproduced in its entirely <br /> Page 6 of 10 <br />