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� 6ETTLER - RYAN <br /> INC. <br /> April 19, 1995 <br /> Brett Hunter <br /> Chevron USA Products Company <br /> P O Box 5004 <br /> San Ramon, CA 94583 <br /> Re Chevron Service Station#9-6171 <br /> 6633 Pacific Avenue <br /> Stockton, CA <br /> Job #15121 80 <br /> Dear Mr Hunter <br /> This report documents the quarterly groundwater sampling event performed by Gettler-Ryan (G/R) <br /> personnel On March 14, 1995, field personnel were on-site to gauge and sample six wells(MW-2 through MW-7) <br /> at Chevron Service Station#9-6171 located at 6633 Pacific Avenue in Stockton, California <br /> Static groundwater levels were measured on March 14, 1995 All wells were checked for the presence of <br /> separate-phase hydrocarbons Separate-phase hydrocarbons were not present in any of the site wells Static water <br /> level data and groundwater elevations are presented in Table 1 A potentiometnc map is included as Figure 1. <br /> Groundwater samples were collected from the monitoring wells as specified by G/R Standard Operating <br /> Procedure-Quarterly Groundwater Sampling(attached) The field data sheets for this event are also attached The <br /> • samples were analyzed by Sequoia Analytical. Analytic results are presented in Table 1 The chain of custody <br /> document and laboratory analytic reports are enclosed G/R is not responsible for laboratory omissions or errors <br /> Thank you for allowing Gettler-Ryan to provide environmental services to Chevron Please call if you have <br /> any questions or comments regarding this report <br /> Respectfully submitted, <br /> Arg ton 0, <br /> Envi nmenta rglect Manage �� � J.CSA 0(�1�� <br /> co <br /> Stephen J Carter <br /> Senior Geologist, R G 5577 No.5577 <br /> AML/SJC/aml aJ9 <br /> 5121 QML Op CA1- <br /> Plate 1 Potentiometnc Map <br /> Table 1 Water Level Data and Groundwater Analytic Results <br /> Attachments Standard Operating Procedure <br /> Field Data Sheets <br /> Cham of Custody Document and Laboratory Analytic Reports <br /> 0 <br /> 6747 Sierra Court , Suite J Dublin , California 94568 ( 510 ) 551 -7555 <br />