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Analysis Report <br /> Lancaster Laboratories <br /> Where quality is a science <br /> Page l of 2 <br /> Lancaster Laboratories Sample No. WW 3865238 <br /> Collected 07/25/2002 15 20 by DO Account Number 10906 <br /> Submitted 07/27/2002 10 15 ChevronTexaco <br /> Reported 08/15/2002 at 08 31 6001 Bollinger Canyon Rd L4310 <br /> Discard: 09/15/2002 San Ramon CA 94583 <br /> MW-4D-W-020725 Grab Water <br /> Facility# 93232 Job# 386463 GRD <br /> 8660 Lower Sacramento-Sto T0607700658 MW-4D <br /> LSS4D <br /> As Received <br /> CAT As Received Method Dilution <br /> No. Analysis Name CAB Number Result Detection Units Factor <br /> Limit <br /> 01728 TPH-GRO - Waters n a 17,000 500 ug/1 10 <br /> The reported concentration of TPH-GRO does not include MTBE or other <br /> gasoline constituents eluting prior to the C6 (n-hexane) TPH-GRO range - <br /> start time <br /> 0 A site-specific MSD sample was not submitted for the project A LCS/LCSD <br /> was performed to demonstrate precision and accuracy at a batch level <br /> 01594 ETEX + Oxygenates by 8260B <br /> 01587 Ethanol 64-17-5 N D 500 ug/1 2 5 <br /> 02010 Methyl t-butyl ether 1634-04-4 6 2 0 ug/1 2 5 <br /> 02011 di-Isopropyl ether 108-20-3 N D 2 0 ug/1 2 5 <br /> 02013 Ethyl t-butyl ether 637-92-3 N D 2 0 ug/1 2 5 <br /> 02014 t-Amyl methyl ether 994-05-8 N D 2 0 ug/1 2 5 <br /> 02015 t-Butyl alcohol 75-65-0 N D 100 ug/1 2 5 <br /> 05401 Benzene 71-43-2 3,300 13 ug/1 25 <br /> 05407 Toluene 108-86-3 34 1 0 ug/1 2 5 <br /> 05415 Ethylbenzene 100-41-4 1,100 13 ug/1 25 <br /> 06310 Xylene (Total) 1330-20-7 270 1 0 ug/1 2 S <br /> The reporting limits for the GC/MS volatile compounds were raised <br /> because sample dilution was necessary to bring target compounds into the <br /> calibration range of the system <br /> State of California Lab Certification No 2116 <br /> Laboratory Chronicle <br /> CAT Analysis Dilution <br /> No Analysis Name Method Trial# Date and Time Analyst Factor <br /> 01728 TPH-GRO - Waters N CA LOFT Gasoline 1 07/30/2002 04 03 Melissa D Mann 10 <br /> Method <br /> 594 BTEX + Oxygenates by 82608 SW-846 82608 1 07/31/2002 12 04 Kenneth L Boley Jr 2 5 <br /> 94 BTEX + Oxygenates by 82648 SW-846 8260B 1 07/31/2002 12 31 Kenneth L Soley Jr 25 <br /> #--Laboratory MethodDetection Limit exceeded target detection limit <br /> N D=Not detected at or abov%4 N'1 ori PJKe <br /> M&MEMBER <br /> ® PO Box 12425 <br /> Lancaster PA 17605 1425 <br /> 717 656 2300 fax 717-656-2681 2216 Rev 9/71/00 <br />