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t/.P,i�jn in k�,, <br /> T <br /> U R-0) <br /> L <br /> Du Pont Environmental Services <br /> August 31, 1989 <br /> Job No. 21 I-Q8-6 <br /> Conoco Inc. <br /> -ne <br /> 900 South Cherokee La <br /> Lodi, California 95240 <br /> ATTENTION: Mr.Michael Hansen <br /> SUBJECT. Quarterly Ground-Water Sampling Report <br /> June 1989 <br /> Douglas Gas Siazion <br /> 900 South Cherokee Lane <br /> Lodi, California <br /> 13 Dcar Mr. Hansen: <br /> INTRODUCTION <br /> This report presents tl�e rcsilts of the quarterly ground-water sampling which was coaducted at the <br /> Douglas Gas Station,'900 South Cherokee Lane,Lodi,California(see the Location Map,Figure 1), <br /> on June 19 and 20, 1989. 'Ibe purpose of this sampling progam is to monitor and evaluate the <br /> extent of hydrocarbon contarnination in the ground water at the subject property. <br /> SUMMARY <br /> A summary of data regarding ground-water levels for the lure 1989 quzrter is presented in Table <br /> A. In general,ground-water levels ig the monitoring wells have fallen an average of 2.59 feet since <br /> the last quarterty sampling. Ground-water flow for this quarter is directed to the southea�c with <br /> a gradient of approximately 0.029(see the Ground-Water Gradient Map, Figure 2). Monitoring <br /> wells MW-8, MW-10 and MW-17 were not sampled because of the presence of free product. <br /> Monitoring well *AW-19 was inaccessible at the time of sampling, and MW-22 did not recharge <br /> -777- na-s-.fim ple- al-y-d-c-a <br /> I results have remained. <br /> 7068 Koi,i'001er Parkway Ot 401 <br /> Neasanton,California 94566 (415)462-7772 (800)-468-2122 FAX 1415)462.7 4 <br /> 9 <br /> Aston,Pexm4iwanja Pleisanton Wilornia tlorwalr.CaMmia Houslol,Texas Bc.A Palon.Flori& <br />