Laserfiche WebLink
' INTRODUCTION <br />' At the request of ExxonMobil Refining and Supply Company, ETIC Engineering,Inc has prepared <br /> this quarterly groundwater monitoring report for former Exxon Retail Site 7-3708 This report <br /> presents the results for the most recent groundwater monitoring conducted at the site and summarizes <br /> recent site activities This report covers site activities from 9 December 2003, the date of the last <br /> monitoring event, until 22 March 2004, the date of the recent monitoring event Groundwater <br /> monitoring results, well construction details, and a groundwater monitoring plan are provided in the <br />' attached figures and tables Groundwater monitoring protocols, field data, and analytical results are <br /> provided in the attached appendixes <br /> GENERAL SITE INFORMATION <br /> Site name: Former Exxon Retail Site 7-3708 <br /> Site address: 2705 Country Club Boulevard, Stockton, California <br />' Current property owner Palisades Gas & Wash, Inc <br /> Current site use: Active USA-branded station operated by U S A Petroleum <br /> Current phase of protect Joint groundwater monitoring <br />' Tanks at site Two underground storage tanks (diesel fuel, unleaded <br /> gasoline) <br /> Number of wells 12 (8 onsite, 4 offsite) <br /> GROUNDWATER MONITORING SUMMARY <br /> Gauging and sampling date: 22 March 2004 <br /> Wells gauged and sampled: MW 1, MW4-MW 10, VEW 1, VEW3 <br />' Wells gauged only None <br /> Groundwater flow direction: South-southeast <br />' Groundwater gradient 0 002 <br /> Well screens submerged MW1, MW4-MW6 <br /> Well screens not Submerged: MW7-MW 10, VEW 1, VEW3 <br />' Liquid-phase Hydrocarbons. Not observed or detected <br /> Laboratory: TestAmenca, Inc , Nashville, Tennessee <br />' Analyses performed <br /> • Total Petroleum Hydrocarbons as gasoline by EP,1, Method 8015B <br />' • Benzene, toluene, ethylbenzene, and total xylenes by EPA Method 8021B <br /> • Methyl t-butyl ether, ethyl t-butyl ether, t-amyl methyl ether, t-butyl alcohol, <br /> 1,2-dibromoethane, 1,2-dichloroethane, and diisopropyl ether by EPA Method 8260B <br />' Additional comments <br /> Groundwater grab samples were collected from well VEW3 <br /> I <br />' 9 fpm)eccs573708Vnasterlwp4�01011,708 tcxc doc 1 <br />