Laserfiche WebLink
INTRODUCTION <br /> 1 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 /> 1 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 16 September 2004, the date of the last <br /> monitoring event, until 3 December 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 /> 1 <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 project 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 /> lie <br /> IGROUNDWATER MONITORING SUMMARY <br /> Gauging and sampling date- 3 December 2004 <br />' Wells gauged and sampled MW1, MW4-MW10, VEW1 <br /> Wells gauged only VEW3 <br /> Groundwater flow direction• East-southeast <br />' Groundwater gradient 0 001 <br /> Well screens submerged MW1, MW4-MW6 <br /> Well screens not submerged: MW7-MW10, VEW1, 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 EPA 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, dusopropyl ether, and ethanol by EPA Method <br /> 8260B <br /> Additional comments. <br /> Well VEW3 was dry <br /> I9 lR-Jectsb370SVn sten.plq]20453708tem doc 1 <br />