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BROWN ASND <br /> C A L D W E L L <br /> May 17, 1995 �sF2�cy�q <br /> FS lry <br /> Mr Kyle Christie <br /> ARCO Products Company <br /> 2155 South Bascom Avenue, Suite 202 <br /> Campbell, California 95008 017-2060-0111 <br /> Subject Status of Groundwater Extraction System, ARCO Facility 2133, <br /> Stockton, California <br /> Dear Mr Christie <br />.� This letter presents the current status of the groundwater extraction system and the results of <br /> the annual groundwater discharge sampling event for all constituents listed in the permit for <br /> ARCO Products Company (ARCO) Facility 2133, located at 2908 Benjamin Holt Drive in <br /> Stockton, California. Listed below is a summary of activities and discharge of groundwater <br /> at the site from March 9 through April 10, 1995. Table 1 presents a summary of the <br /> laboratory analysis in this reporting period. (The complete laboratory report for this reporting <br /> period is included in Attachment A) <br /> 4/10/95 Collected effluent water sample for laboratory analysis of total petroleum <br /> hydrocarbons (EPA Method 418.1), benzene, ethylbenzene, toluene, and <br /> xylenes (EPA Methods 5030/8015 Modified/8020), and total lead (EPA <br /> Method 200.7) <br /> The total volume of water discharged during the period was 104,363 gallons. The average <br /> flow rate during this period (32 days) was approximately 2 3 gallons per minute. The average <br /> daily flow was 3,261 gallons. <br /> 206MCORRESFNAPR95 RPT <br /> Environmental Engineering Anil Consulting Ana�yliCal ServiCes <br /> 9616 MICRON A% E'JUE SUITE 600 SACRAMENTO CA 95827 2627 <br /> (916) 444 0123 FAX 19161 856 5277 <br />