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Ultramar <br /> Ultramar,Inc. Telecopy: 209-585-5685 Credit <br /> P.O.Box 466 209-583-3330 Administrative <br /> 525 W.Third Street 209-583-3302 Information Services <br /> Hanford,CA 93232-0466 209-583-3358 Accounting <br /> (209)582-0241 <br /> ENVIRONMENTAL PROJECT <br /> QUARTERLY STATUS REPORT <br /> DATE REPORT SUBMITTED: September 19, 1995 <br /> QUARTER ENDING: September 30, 1995 <br /> SERVICE STATION NO. : 494 <br /> ADDRESS: 2185 East Fremont, Stockton, California <br /> COUNTY: San Joaquin <br /> ULTRAMAR CONTACT: Kenneth R. Earnest TEL. NO: 209-583-5571 <br /> BACKGROUND: <br /> Due to a possible real estate divestment three ground-water <br /> monitoring wells and two soil borings were completed in April <br /> 1992. Initial laboratory results indicated that two of the <br /> monitoring wells exhibited detectable amounts of petroleum <br /> hydrocarbons. Both of the soil borings exhibited <br /> non-detectable amounts of petroleum hydrocarbons. <br /> The three 10,000 gallon underground storage tanks, product <br /> lines and dispensers were removed from the site on March 8, <br /> 1993. <br /> A Limited Soil Gas Survey and Vacuum Extraction Feasibility <br /> Test was completed in mid March 1993, with favorable results <br /> for future vapor extraction. <br /> Drilled site to confirm the completion of soil remediation in <br /> mid-June 1995. <br /> SUMMARY OF THIS QUARTER'S ACTIVITIES: <br /> Quarterly monitoring was performed on August 15, 1995. <br /> RESULT OF QUARTERLY MONITORING: <br /> Ground-water analyses show MW-1, MW-3 and MW-5 contain the <br /> only detectable amounts of benzene at 0.64, 1.1 and 0.70 part <br /> per billion (ppb) respectively. <br /> BEACON <br /> A Member of the Ultramar Group of Companies #1 Quality and Service <br /> umamar. <br />