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� I <br /> i <br /> 819 Striker Avenue,Suite 8 <br /> iI SequOO,`4t Sacramen916)9 99600 <br /> Anal <br /> ? {916)921-9600 <br /> A n aly kal FAX(916)921-0100 <br /> www.sequoialabs.com <br /> { �l <br /> Delta Environmental Con sultants(Cameron Park) Project Arco 6100,Tracy,CA <br /> 1 3330 Cameron Park Dr.Ste 550 Project Number. N/A Reported: <br /> Cameron Park CA,95682 1 Project Manager: Jay Johnson 09/24/01 17:12 <br /> i <br /> Volatile Organic Compounds by EPA Method 8260E <br /> Sequoia Analytical-Walnut Creek <br /> Reporting <br /> Analyte k Result Limit Units Dilution Batch Prepared Analyzed Method Notes <br /> hh <br /> ! B38-17(S109124-01)Soil! Sampled:09/07/0100:00 Received:09/10/0114:00 <br /> Ethanol ND 25 mg/kg 100 1I20011 09/20/01 09/20/01 EPA 8260B <br /> tert-Butyl alcohol ND 2.5 <br /> Methyl tert-butyl ether(MTBE) ND 0.10 <br /> Di-isopropyl ether ND 0.10 <br /> Ethyl tert-butyl ether ND 0.10 ^ <br /> I <br /> 1,2-Dichloroethane " ND 0.10 <br /> tert-Amyl methyl ether ND 0.10 " <br /> i 1,2-Dibromoethane 1 ND 0.10 <br /> f Surroizate:Dibromofluoromethane 110% 50-150 ^ <br /> Surrogate:1,2-Dichloroethane-d4 110% 50-150 ^ <br /> B38-34 5109124-02 Soil', Sampled:09/0710100:00 Received:09/1010114:00 <br /> Ethanol ND 25 mg/kg 100 1120011 09/20/01 09/20/01 EPA 8260B <br /> tert-Butyl alcohol i ND 2.5 " <br /> Methyl tert-butyl ether(MTBE) ND 0.10 " <br /> Di-isopropyl ether ND 0.10 " <br /> Ethyl tert-butyl ether ND 0.10 " <br /> 1,2-Dichloroethane ? ND 0.10 ^ <br /> # tert-Amyl methyl ether ND 0.10 <br /> k <br /> 1,2-Dibromoethane ND 0.10 " <br /> Surrogate:Dibromofluoromethane 107% 50-150 <br /> Surrogate:1.2-Dichloroethaiine-d4 110% 50-150 " <br /> B38-50 5109124-03 Soil II Sampled:09/0710100-00 Received:09110/0114:00 <br /> Ethanol ND 25 mg/kg 100 1120011 09/20/01 09/20/01 EPA 826013 <br /> tert-Butyl alcohol ND 2.5 ^ <br /> Methyl tert-butyl ether(MTBE) ND 0,10 " <br /> Di-isopropyl ether ND 0.10 <br /> Ethyl tert-butyl ether I ND 0.10 <br /> 1,2-Dichloroethane ND 0.10 " <br /> tert-Amyl methyl ether ND 0.10 ^ ^ <br /> 1,2-Dibromoethane ; ND 0.10 ^ <br /> Surrogate:Dibromofluoromelhane 103% 50-150 ^ <br /> Surrogate:1.2-Dichloroethane-d4 104% 50-150 ^ <br /> l ' <br /> 7 1 <br /> Sequoia Analytical-Sacramento The results in this report apply to the samples analyzed in accordance with the chain <br /> of custody document. This analytical report must be reproduced in its entirety. <br /> 1 �• <br /> Page Page 4 of 9 <br /> i <br />