Laserfiche WebLink
i <br /> 6ETTLER - RYAN INC. <br /> January 31, 2001 <br /> G-R Job#386392 <br /> Mr Robert Cochran <br /> Chevron Products Company <br /> P O Box 6004 <br /> San Ramon, CA 94583 <br /> RE: Fourth Quarter Event of December 1,2000 <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 <br /> (if any)are presented in the attached Table 1 A Potentiomewc Map is included as Figure 1 <br /> Groundwater samples were collected from the monitoring wells and submitted to a state certified <br /> laboratory for analyses The field data sheets for this event are attached Analytical results are presented <br /> in the table(s) listed below A Concentration Map is included as Figure 2 The chain of custody <br /> document and laboratory analytical report are also attached <br /> Please call if you have any questions or comments regarding this report Thank you <br /> cerely, <br /> 1664'_ 4, S�E�ED GECy <br /> Deanna L Harding �v�p�G1AS C OCU <br /> ect Coordinator <br /> No. 6882 <br /> Dou as Lee <br /> Senio Geologist, R G No 6882 <br /> Figure 1 Potentiometnc Map <br /> 9�OF CA <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 />