Laserfiche WebLink
6ETTLER - RYAN INC. <br /> fti June 12, 2002 <br /> G-R Job#180137 <br /> Mr Edward C Ralston <br /> Phillips 66 Company <br /> 1380 Lead Hill Road, Suite 120 <br /> Roseville, California 95661 <br /> RE. Second Quarter Event of May 2 and 3,2002 <br /> Groundwater Monitoring &Sampling Report <br /> Tosco(Unocal) Service Station#5886 <br /> 2701 West March Lane <br /> Stockton,California <br /> Dear Mr Ralston <br /> This report documents the most recent groundwater monitoring and sampling event performed by Gettler-Ryan Inc <br /> (G-R)at the referenced site All field work was conducted in accordance with G-R Standard Operating Procedure- <br /> Groundwater Sampling (attached) <br /> Static groundwater levels were measured and all wells were checked for the presence of separate-phase hydrocarbons <br /> Separate-phase hydrocarbons were not present in the wells Static water level data and groundwater elevations are <br /> summarized in Table I A Potentiometric Map is included as Figure 1 <br /> • Groundwater samples were collected from the monitoring wells as specified by Standard Operating Procedure - <br /> Groundwater Sampling (attached) The held data sheets are also attached The samples were analyzed by Sequoia <br /> Analytical Analytical results are summarized in Tables 1 and 2 A Concentration Map is included as Figure 2 The <br /> chain of custody document and laboratory analytical reports are also attached <br /> Sincerely, <br /> Wivy, <br /> Deanna L Harding QED GI <br /> Protect Coordinator G�-AS J <br /> No 6882 <br /> Doug] JL e <br /> Senior Geolo ist, R G No 6882 9lF OF <br /> Figure 1 Potentiometric Map-Shallow Zone <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 /> 5885 qml Chain of Custody Document and Laboratory Analytical Reports <br /> 6747 Sierra Court , Suite J Dublin , California 94568 ( 925) 551 -7555 <br />