Laserfiche WebLink
6ETTLER - RYAN INC. <br /> August 12, 2044 <br /> G-R Job 9386392 <br /> Mr Robert Cochran <br /> ChevronTexaco Company <br /> P O Box 6012, Room K2200 <br /> San Ramon, CA 94583 <br /> RE Third Quarter Event of July 21,2004 <br /> Groundwater Monitoring & Sampling Report <br /> Chevron Service Station #9-1848 <br /> 1257 Yosemite Avenue <br /> Manteca, California <br /> Dear Mr Cochran <br /> This report documents the most recent groundwater monitoring and sampling event performed by Gettler- <br /> Ryan Inc (G-R) at the referenced site All field work was conducted in accordance with G-R Standard <br /> 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 Potentiometric Map is included as Figure I <br /> Groundwater samples were collected from the monitoring wells and submitted to a state certified laboratory <br /> for analyses The field data sheets for this event are attached Analytical results are presented in the table(s) <br /> listed below A Concentration Map is included as Figure 2 The chain of custody document and laboratory <br /> analytical report are also attached <br /> Please call if you have any questions or comments regarding this report Thank you <br /> Sincerely, <br /> QVE01 ESS/o <br /> eanna L Harding <br /> Protect Coordinator y TQC? �0 12 <br /> LU NO C 55734 n' <br /> EXp � <br /> Hagop Kevork (P ,k <br /> P E No C55734 '9TH. CIVIL a�P <br /> Figure I Potentiometric Map Of CAUi+ Q4 ' <br /> Figure 2 Concentration Map <br /> Table l Groundwater Monitoring Data and Analytical Results <br /> Table 2 Groundwater Analytical Results-Oxygenate Compounds <br /> Attachments Standard Operating Procedure-Groundwater Sampling <br /> Field Data Sheets <br /> • Chain of Custody Document and Laboratory Analytical Reports <br /> 6747 Sierra Court, Suite J • Dublin CA 94568 • (925) 551-7555 • Fax (925) 551-7888 <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 • Fax (707) 789-3218 <br />