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i <br /> B R 0 W N AND <br /> C A L D W E L L h <br /> 07 <br /> March 20, 1995 <br /> Mr Kyle Christie <br /> ARCO Products Company <br /> 2000 Alameda de lasPulgas <br /> Post Office Box 5811 <br /> San Mateo, California 94402 017-2060-01/1 <br /> Subject Status of Groundwater Ektraction$ystem, ARCO Stanton 2133, <br /> Stockton, Califdinia <br /> Dear Mr Christie <br /> This letter presents the current sta =of Ahe growidwWwr extraction system and the r <br /> ,y esults of <br /> the annual groundwater discharge sampjjng eyent fot aU consutuem listed)in the pexznu for <br /> ARCO Products Company,(ARCO) S-tatum 2133,-kxmtdd at 12999 $erijgmti Holt Drive in <br /> Stockton, California Listed be)ay.i; a sires-of4�ctivihes anddtsgjW rge 4 groundwater <br /> at the site from January 12, 1995��tbr'dlugh Febftwxy 9,,4 995. Table 1 presents,a summary of <br /> the laboratory analysis in this repdrnnt-per od., t;Ttie complete laboratory report for this <br /> reporting period is included in Attachment A),. <br /> 2/9/95 Collected effluent water sample for laboratory analysis of totW petrolwin 4 <br /> hydrocarbons (EPA -bVmne, ,ethylbenzene, toluene. xd <br /> xy (EPA moods 5030MIS, MOM6&8020), and tt'W lead (UA <br /> Method 200 7). <br /> The total volum of water discharged dtmg 4ip�� was 399,900 gangs. Ther avenge <br /> flow rate durn%this period (28 days)w$s � �'9 7 gallons per minute_ Thi avaW <br /> daily flow was 13,961 gallons. <br /> 206000RRBPNWJMALPT <br /> Environmental Engineering And Consulting Analytical Services <br /> 9616 MICRov AVENUE $U1TE 600 SACRAMENTO CA 95827 2627 <br /> (916) 444 0123 FAX (916) 856 5277 <br />