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�t 1 - -_ -y _ t_ ,.>. n-_ _.1,_.. .. .,...-_.K.... ._..:...............,.-.-......, .- _ f '"<S �L,z.'• : C. r ry _....c, .,..ry.��...,�.j.._s2_.,_aw•3.�.".._,.a..:r.__..,....�._.._...,.-s...(__._,_..,._. .._..-_'............... ._. .. _._•___'... ..s,...e-.....,......_ _...._._. .:._._._:t..__._.�__. a_.._rm_....__r..:.s.,:...:...a.rz.... .._,_..__._.r:c:...'i�._:1.._,._.._......-......r...,1S G`.................. ....__..:.f_-a._._.1..1..r„cS.y:..:_:-._M.s_''=�= L C Ste k n) LP]borator'ies Page I of 2 Lancaster Laboratories Sample No. SW 4180141 SB-17-S-5-031024 NA Soil Job No. : 06-6102-00-4926-201 Site ID: CVXTBR NA Tracy Byron Road NA NA Collected:10/24/2003 09:00 by WS Account Number: 11413 Submitted: 12/09/2003 16:16 Chevron Environmental Mgt. Co. Reported: 01/02/2004 at 15:10 P.O. Box 6012, Room K-2016 Discard: 02/02/2004 San Ramon CA 94583-0712 TB175 SDG#: OVP31-01 As Received CAT As Received Method Dilution No. Analysis Name CAS Number Result Detection Units Factor Limit 02729 Custom TPH with Ranges (soil) 02730 Total TPH n.a. 7.9 4.0 mg/kg 1 05011 C10-C36 n.a. 7.9 4.0 mg/kg 1 The sample was received at the laboratory outside of the extraction hold time. The client was notified and approved proceeding with the extraction and analysis. Site-specific MS/MSD samples were not submitted for the project. A LCS/LCSD was performed to demonstrate precision and accuracy at a batch level. 05878 BTEX 02174 Benzene 71-43-2 N.D. 0.005 mg/kg 25 02177 Toluene 108-88-3 N.D. 0.005 mg/kg 25 02178 Ethylbenzene 100-41-4 N.D. 0.005 mg/kg 25 02182 Total Xylenes 1330-20-7 N.D. 0.02 mg/kg 25 The analysis for volatiles was performed on a sample which was preserved in methanol. The reporting limits were adjusted appropriately. This sample was submitted to the lab after the method holding time had already expired. 02858 Selected SVOA's in soil by SIM 02863 Naphthalene 91-20-3 N.D. 0.001 mg/kg 1 02867 Acenaphthylene 208-96-8 N.D. 0.0003 mg/kg 1 02868 Acenaphthene 83-32-9 N.D. 0.0003 mg/kg 1 02870 Fluorene 86-73-7 0.0004 0.0003 mg/kg 1 02871 Phenanthrene 85-01-8 0.001 0.0003 mg/kg 1 02872 Anthracene 120-12-7 0.0007 0.0003 mg/kg 1 02874 Fluoranthene 206-44-0 0.0009 0.0007 mg/kg 1 02875 Pyrene 129-00-0 0.002 0.0003 mg/kg 1 02876 Benzo(a)anthracene 56-55-3 0.0004 0.0003 mg/kg 1 02877 Chrysene 218-01-9 0.001 0.0003 mg/kg 1 02878 Benzo(b)fluoranthene 205-99-2 0.0005 0.0003 mg/kg 1 02879 Benzo(k)fluoranthene 207-08-9 N.D. 0.0003 mg/kg 1 02880 Benzo(a)pyrene 50-32-8 N.D. 0.0003 mg/kg 1