Laserfiche WebLink
Oki 6ETTLER - RYAN INC. <br /> December 23, 2002 <br /> Mr Robert Cochran G-R Job#386582 <br /> Chevron Products Company <br /> P O Box 6004 <br /> San Ramon, CA 94583 <br /> RE: Fourth Quarter Event of November 19,2002 <br /> Groundwater Monitoring & Sampling Report <br /> Chevron Service Station#9-1452 <br /> 334 East Main Street <br /> Ripon,California <br /> Dear Mr Cochran <br /> This report documents the most recent groundwater monitoring and sampling event performed by Gettler-Ryan <br /> Inc (G-R) at the referenced site All field work was conducted in accordance with G-R Standard Operating <br /> 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 1 <br /> Groundwater samples were collected from the monitoring wells and subrrutted 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 <br /> Project Coordinator ED <br /> o �o <br /> Robert C Mallory * No 7265 <br /> Registered Geologist No 7285 �r� Exp of O 'tt <br /> 9 <br /> Figure 1 Potentiometric Map SOF CA��F <br /> Figure 2 Concentration Map <br /> Table 1 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 , California 94568 ( 925 ) 551 - 7555 <br />