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r <br /> GETTLER - RY <br /> AN INC. <br /> December 16, 1996 Job #5121 80 <br /> Mr Brett Hunter <br /> Chevron Products Company <br /> P O Box 5004 <br /> San Ramon, CA 94583 <br /> Re Fourth Quarter Groundwater Monitoring & Sampling Report <br /> Chevron Service Station #9-6171 <br /> 6633 Pacific Avenue <br /> Stockton, California <br /> Dear Mr Hunter <br /> This report documents the quarterly groundwater sampling event performed by Gettler-Ryan Inc (G-R) On November <br /> 11 & 12, 1996, field personnel were on-site to monitor and sample six wells(MW-2 through MW-7)at Chevron Service <br /> Station #9-6171 located at 6633 Pacific Avenue in Stockton, California <br /> Static groundwater levels were measured on November 11 & 12, 1996 All wells were checked for the presence of <br /> separate-phase hydrocarbons Separate-pbase hydrocarbons were not present in any of the site wells Static water level <br /> 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 Procedure - <br /> Groundwater Sampling (attached) The field data sheets for this event are also attached The samples were analyzed by <br /> Sequoia Analytical Analytical results are presented in Tables 1, 2, 3, and 4 The chain of custody document and <br /> laboratory analytical reports are enclosed <br /> Thank you for allowing Gettler-Ryan Inc to provide environmental services to Chevron Please call if you have any <br /> questions or comments regarding this report <br /> Sincerely, <br /> eanna L Har4ding <br /> P t Coordinator <br /> ti � GFQ�QC <br /> Penny L Selzer <br /> envy it <br /> Sento G logist, R G o 5523 0 Np.5523 <br /> DLH/PLS/dlh <br /> 5121 QML CA�.`� <br /> Figure 1 Potentiometnc Map <br /> Table 1 Water Level Data and Groundwater Analytical Results <br /> Table 2 Field Measurements & Analytical Results <br /> Table 3 Analytical Results - Volatile Organic Compounds <br /> Table 4 Analytical Results - Bacteriological Elements <br /> Attachments Standard Operating Procedure - Groundwater Sampling <br /> Field Data Sheets <br /> Chain of Custody Document and Laboratory Analytical Reports <br /> 6747 Serra Court , Suite J Dublin , California 94568 ( 51 0 ) 551 -7555 <br />