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Sequoia <br /> 1455 McDowell Blvd,North Ste D <br /> Se llo1a Petaluma,CA 94954 <br /> �1 (707)792-1865 <br /> Analytical FAX 792 0342 <br /> www sequoiuoialabs win <br /> URS Corp-Sacramento Project BP Heritage Site 11194,Tracy,Ca P310692 <br /> 2870 Gateway Oaks Dnve Suite 300 Project Number WR36365 Reported <br /> Sacramento CA,95833 Project Manager Vernon P Elarth 11/14/03 15 55 <br /> Purgeable Hydrocarbons by EPA 8015B <br /> Sequoia Analytical- Petaluma <br /> Reporting <br /> Analyte Result Limit Units Dilution Batch Prepared Analyzed Method Notes <br /> MW-3(P310692-08)Water Sampled 10/29/03 12 50 Received 10/31/03 10 30 <br /> Gasoline Range Organics ND 50 ug/l 1 3110208 11/11/03 11/11/03 EPA <br /> 8015B-VOA <br /> Surrogate 4-Bromofluorobenzene 84% 65-135 <br /> AMW-5(P310692-09)Water Sampled 10/29/03 14 55 Received 10/31/03 10 30 <br /> Gasoline Range Organics ND 50 ug/l 1 3110208 11/11/03 11/11/03 EPA <br /> 8015B-VOA <br /> Surrogate 4-Bromofluorobenzene 83% 65-135 <br /> MW-5(P310692-10)Water Sampled 10/29/03 13 25 Received 10/31/03 10 30 <br /> Gasoline Range Organics 110 50 ug/l 1 3110208 11/11/03 11/11/03 EPA <br /> 8015B-VOA <br /> Surrogate 4-Bromofluorobenzene 88% 65-135 " <br /> .amWW-8(P310692-11)Water Sampled 10/291031405 Received 10/31/03 10 30 <br /> asoline Range Organics ND 50 ug/l 1 3110208 11/11/03 11/11/03 EPA <br /> 8015E-VOA <br /> Surrogate 4-Bromofluorobenzene 87% 65-135 " <br /> MW-4(P310692-12)Water Sampled 10/29/03 14 25 Received 10/31/03 10 30 <br /> Gasoline Range Organics 1300 50 ug/l 1 3110208 11/11/03 11/11/03 EPA <br /> 8015B-VOA <br /> Surrogate 4-Bromofluorobenzene 101 % 65-135 " <br /> MW-2(P310692-13)Water Sampled 10/29/03 14 45 Received 10/31/03 10 30 <br /> Gasoline Range Organics ND 50 ug/I 1 3110208 11/11/03 11/11/03 EPA <br /> 8015B-VOA <br /> Surrogate 4-Bromofluorobenzene 94% 65-135 <br /> MW-6(P310692-14)Water Sampled 30/29/03 15 20 Received 10/31/03 10 30 <br /> Gasoline Range Organics 4700 100 ug/l 2 3110208 11/11/03 11/11/03 EPA <br /> 8015B-VOA <br /> Surrogate 4-Bromofluorobenzene 100% 65-135 " <br /> Sequoia Analytical-Petaluma The results in this report apply to the samples analyzed in accordance with the chain <br /> • of custody document Unless otherwrse stated results are reported on a wet weight <br /> basis This analytical report must be reproduced in its entirety <br /> Page 4 of 22 <br />