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r 1993 Third Quarter Report,Site Code 1178 <br /> City of Stockton,Police Facility <br /> Project No.W0148.02 <br /> Page 3 <br /> a <br /> ' indicate .that no contamination is present, the purged water will be'�discharged to the ground <br /> surface. <br /> a A groundwater sample was.subsequently collected in a clean dispo$able bailer with a bottom <br /> emptying device. The sample was transported on ice, under chain-of:--custody documentation to <br /> Sequoia:Analytical Laboratories of Redwood City (cert. #1210). The groundwater sample was <br /> analyzed for benzene, toluene, ethylbenzene, and xylenes (BTEX) and total petroleum <br /> hydrocarbons as gasoline (TPHG) by EPA methods 8020 and modified 8015. <br /> Analysis.. of the groundwater sample indicates that petroleum hydrocarbon analytes were not <br /> present at or above method detection limits in monitoring well MWL, The historical results of <br /> groundwater samples collected from well MW 1 are presented in Table j. Purge Logs, analytical <br /> a data sheets and chain-of-custody documentation are presented in Attachment 1. <br /> Groundwater monitoring and sampling will be conducted again in February 1994. If you have <br /> any questions or concerns regarding this project please contact John P. Lane at (209) 838-3507. <br /> Respectfully, <br /> RESNA Industries, Inc. <br /> k <br /> Lois Frantz <br /> l <br /> k Staff Geologist <br />{ <br /> ohn P. Lane <br /> Project Geologist <br /> Gregory P. Stahl <br /> CA Registered Geologist No. 5023 <br /> LFlgk <br /> a <br /> Attachments <br />� r <br /> QRTLYRPF1QR082393.DRF <br /> x <br /> 1 <br />