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3rd Quater 1992 A ���� <br /> Groundwater Monitonng& Sampling Report <br /> Marital Deduction Trust, Stockton, CA <br /> October 12, 1992 <br /> Page 2 <br /> purged water was contained In DOT approved drums and left on site pending laboratory <br /> analyses <br /> Laboratory results determined that monitoring well MW 1 contains very low levels of benzene, <br /> ethylbenzene, TPHG, and TPHD Benzene and ethylbenzene were present at levels below the <br /> Primary Maximum Contaminant Levels (MCL), established by the California Regional Water <br /> Quality Control Board Monitoring well MW4 reported nondetectable levels for all requested <br /> analytes Laboratory results with chain-of-custody documents are presented in Attachment 2 <br /> Table 2 summarizes laboratory results since August, 1990 <br /> Due to the nondetectable constituent concentrations in MW4, RESNA proposes to discharge the <br /> purge water from MW4 to the planter area onsite Fourth quarter groundwater monitoring and <br /> sampling will be completed in early December, 1992 Your office will be notified prior to any <br /> field activities If you have any questions or comments regarding this matter, please contact <br /> John Lane at (209) 838-3507 <br /> • Respectfully, <br /> RESNA Industries Inc <br /> Tom J Lutterman <br /> Staff Geologist <br /> hn P Lane <br /> Project Manager <br /> Gregory P Stahl <br /> CA Registered Geologist No 5023 <br /> TLP/ggk <br /> Attachments <br /> cc John Dieckman, Trustee <br /> Elizabeth Thayer, CRWQCB, Central Valley Region <br />• <br /> L072792 MRM <br />