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k> +1 <br /> ❑� <br /> GROUNDWATER <br /> []LO] TECHNOLOGY, INC. 4057 Port Chicago Highway,Concord,CA 94520(415)671-2387 <br /> FAX:(415)685-9148 <br /> I <br /> July 15, 1993 <br /> Project No. 020203767 <br /> Mr. Bob Vasquez <br /> The Southland Corporation <br /> 5820 Stoneridge Mail Road, Suite 310 <br /> Pleasanton, California <br /> SUBJECT: Second Quarter 1993 Monitoring and Sampling Report <br /> Southland Site No. 20304 <br /> 455 Grant tine Road <br /> Tracy, California <br /> • Dear Mr. Vasquez: <br /> This Second Quarter 9993 Monitoring and Samplina Report presents the results of monitoring and <br /> sampling activities performed by Groundwater Technology, Inc. at The Southland Corporation <br /> (Southland) Site No. 20304 located at 455 Grant tine Road in Tracy, California (Attachment 1, <br /> Figure 1) between April 1 and June 30, 1993. <br /> The activities during this reporting period included: <br /> ■ Monitoring 14 groundwater monitoring wells (Figure 2) to measure the depth to <br /> water (DTW) and to check for the presence of separate-phase hydrocarbons. <br /> ■ Collecting groundwater samples from 12 monitoring wells and submitting them to <br /> a California-certified laboratory for benzene, toluene, ethylbenzene, and xylenes <br /> (BTEX), and total petroleum hydrocarbons-as-gasoline (TPH-G) analyses using <br /> Environmental Protection Agency (EPA) Methods 8020/8015. <br /> Drilled, sampled, and installed one 8-Inch-diameter extraction well. <br /> 37678043.020 <br /> Offices throughout the U.S.,Canada and Overseas _ <br />