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------------ <br /> The San Joaquin Company, Inc. Monitoring Well Log <br /> WELL No.: MW-7 Project: Former Fueling Station Project No.: 9902.012 <br /> Owner: Carl B. Navarra Location: 7500 W Eleventh Street,Tracy, California <br /> Top of Casing Elevation: 48.22 ft. Surface Elevation: '49.02 ft. Depth to Water: 8'056 ft. <br /> =1' Date Installed: 04/26/00 Total depth of Boring: 22 ft. Boring Diameter: 8 in. <br /> I Well Casing Diameter: 2 in. Total depth of Well: 22 ft. Casing Material: PVC <br /> Drilling Company: Spectrum Exploration Inc. _ Drilling Method: Open Stem Auger <br /> Driller: Dave Gonzalez Logged By: Dai Watkins <br /> I NOTE:Uniform Soil Classifications are from field observations only without data from laboratory. <br /> Deh <br /> Sample Graphic is Description Well Construction <br /> Heavy duty steel wellhead box with bolted cover <br /> 0Silt,Sand and GRAVEL(GP)fill and O-ring seal <br /> Lockable water-tight cap <br /> b Concrete <br /> 2 <br /> Type-II Portland cement grout <br /> 4 •k:� <br /> MW7-5 No odor Bentonite seal <br /> L 7— Stiff,grey Silty CLAY(CL) <br /> 6 CL <br /> 8 05/11/00 <br /> MW7-10 Odor of fuel hydrocarbons <br /> 10 <br /> No.2116 Monterey sand filter pack <br /> Silty CLAY(CL)with some gravel <br /> 1J 12 <br /> CL 2-inch diameter PVC well casing <br /> with 0.01 inch aperature machine cut slots <br /> 14 <br /> _ 1 <br /> I I <br /> Strong odor of fuel hydrocarbons <br /> 16 MW7-15.5 <br /> I I I Light brawn SILT(OL) <br /> i iOL I <br /> 18 I I I l <br /> I I I <br /> II <br /> MW7.20 No odor <br /> N: 20 SM Very loose,brown,fine Silty SAND(SM) <br /> Conical PVC casing cap <br /> 22 <br /> TD Boring cap 22 feet <br /> 24 <br /> 26 <br /> 28 <br /> 30 <br /> i '; Page 1 of i <br />