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' ERM West,Inc <br /> 2001 "P"Street <br /> December 30, 1992 Suite 200Sacramento,CA 95814 <br /> (916)444-9378 <br /> (916)444-5313(Fax) <br /> Ms Diane Hinson RECEVVED <br /> Environmental Health Specialist JAN 2 1 J993 <br /> Public Health Services ��Y1R0NM9N,��� 44THSan Joaquin County <br /> P O Box 2009 RM,T/SFAVICH <br /> 1601 E Hazelton Avenue <br /> Stockton, CA 95201 <br /> Subject Quarterly Groundwater Monitoring Report for <br /> Safeway Meat Processing Plant located at <br /> 1111 Navy Drive , Stockton, California <br /> Dear Ms Hinson <br /> This letter transmits the results of groundwater sampling at the IERNIM <br /> subject site in August and November 1992 Samples have been analyzed for total <br /> petroleum hydrocarbons (TPH) by EPA Method 8015 (Modified), benzene, <br /> toluene, ethylbenzene, and xylenes (BTEX) by EPA Method 8020, and total <br /> coliform bacteria (Coliform) as summarized in Table 1 Results of each sampling <br /> event are summarized separately below Original laboratory reports and copies <br /> . of Chain-of-Custody forms appear in Attachment 1 <br /> Table 1 <br /> Sample Dates and Analytical Methods for Groundwater Analyses <br /> Sample Date MW-4 MW-5 MW-6 <br /> 8/28/92 TPH/BTEX TPH/BTEX TPH/BTEX <br /> 9/10/92 Coliform <br /> 11/30/92 TPH TPH TPH <br /> 11/30/92 Coliform <br /> August 1992 <br /> Wells MW-4, MW-5, and MW-6 were purged and sampled on August 28, 1992 -- <br /> Table 2 summarizes groundwater elevations measured prior to well purging and <br /> sampling The groundwater flow direction was toward the southeast <br /> Groundwater contours are shown in Figure 1 <br /> Table 2 <br /> August 1992 Groundwater Elevations <br /> Well # Casing Elevation GW Elevation <br /> MW-4 +5 87 ft -24 66 ft <br />` MW-5 +6 08 ft -25 97 ft <br /> MW-6 +5 87 ft -26 01 ft <br /> A MEMBER OF THE ENVIRONMENTAL RESOURCES MANAGEMENT CROUP <br />