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I <br /> I <br /> I <br /> i <br /> 6ETTLER - RYAN INC. <br /> , <br /> November 21, 2003 <br /> G-R Job#386844 <br /> Page 1 of <br /> Mr Robert Cochran <br /> Chevron Products Company <br /> P O Box 6004 <br /> San Ramon, CA 94583 <br /> RE: Fourth Quarter Event of October 24, 2003 and <br /> Well Development Event of October 31, 2003 <br /> Groundwater Monitoring & Sampling Report <br /> Former Chevron Service Station#9-6258 <br /> 2409 East Main at F Street <br /> Stockton, California <br /> Dear Mr Cochran <br /> This report documents the well development and the most recent groundwater monitoring and sampling event <br /> performed by Gettler-Ryan Inc (G-R) at the referenced site All field work was conducted to accordance with <br /> G-R. Standard Operating Procedure- Groundwater Sampling(attached) <br /> Static groundwater levels were measured and the wells were checked for the presence of separate-phase <br /> hydrocarbons Static water level data, groundwater elevations, and separate-phase hydrocarbon thickness (if <br /> any) are presented in the attached Table 1 A Potentiometnc Map is included as Figure 1 <br /> Groundwater samples were collected from the monitonng wells and submitted to a state certified laboratory for <br /> analyses The field data sheets for this event are attached Analytical results are presented in the table(s) listed <br /> below A Concentration Map is included as Figure 2 The chain of custody document and laboratory analytical <br /> report are also attached <br /> Please call if you have any questions or comments regarding this report Thank you <br /> Sincerely, <br /> Deanna L Harding v <br /> Protect Coordinator 09,0F ESS/p� <br /> P KED <br /> Co 0LU � <br /> CC Na C 55734 rn <br /> Hagop Kevork * Exp <br /> P E No C55734 ,k <br /> �9TF CIVIL <br /> OF CA1-AFD <br /> 6747 Sierra Court, Suite J • Dublln, CA 94568 • (925) 551 7555 - Fax (925) 551-7688 <br /> 3140 Gold Camp Drive, Suite 170 • Rancho Cordova, CA 95670 - (916) 631-1300 • Fax (916) 631-1317 <br /> 1364 N McDowell Blvd , Suite B2 • Petaluma, CA 94954 • (707) 789-3255 6 Fax (707) 789-3218 <br />