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r A " ''''�'+� `"�'� 2220 Loma Vista Dr. <br /> Wm. J. Hunter & Assoctes <br /> Registered Geologists i. j Sacramento, CA 95825 <br /> + _,Petroleum &Mineral Appraisers n �, S? (916) 972-7941 <br /> ru FAX (916) 972-1683 <br /> WORKPLAN FOR PLACING TWO (2) <br /> SOIL BORINGS/GROUNDWATER <br /> MONITORING WELLS <br /> Marci's,Diesel Service <br /> 2969 Loomis Road, Stockton <br /> Site Code 2015 <br /> December, 1998 <br /> I <br /> PURPOSE OF WORK: <br /> The placement of MW-4 in Sept, 1997 revealed that TEPH as diesel was present in both soil and <br /> r groundwater beneath the site of the removed UST's. Because the hydraulic gradient is highly <br /> divergent, it is difficult to determine a consistent direction of flow, Although the plume has <br /> been delineated to the northeast and southeast, it has not been defined to the northwest or <br /> southwest. The San Joaquin Co. PHS, EHD has ordered that two (2) additional soil borings/ <br /> monitoring wells be placed on the site to assess the extent of contamination. Refer to San <br /> Joaquin Co. EHD correspondence'l dated August 31, 1998 for that directive, <br /> I <br /> { PROPERTY LOCATION & ADDRESS: <br /> � f <br /> The property is located at the south end of the City of Stockton, a short distance west of I <br /> Highway 99. The address is 2969"Loomis Road. <br /> r� <br /> t PROPERTY OWNER: <br /> I <br /> John and Margaret Marci, 6816 Stabilus Road, Valley Springs, CA 95252-9137 <br /> RESPONSIBLE PARTY: <br /> y <br /> John& Margaret Marci; (209) 946-0647 <br /> # 1 <br /> LEGAL DESCRIPTION: ' <br /> Lot 24, Clarkadota Fig Plantation No. 3, T.IN., R.7E., M•D.B.& M., San Joaquin County, CA. <br /> The Assessor's parcel No. is 179-11-24. Refer to PLATE I for it's location in respect to other <br /> properties in the area. <br /> DEPTH TO GROUNDWATER: <br /> r i <br /> According to maps published by the San Joaquin County Flood Control District, groundwater <br /> was as high as 47'bgl in the Spring of 1986. Monitoring activities since April, 1992 have <br /> recorded an average water table depth of about 70' bgl. It was measured at an average depth of <br /> 59.01' bgl in July, 1998. <br /> 1 <br />