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.L The San Joaquin Company, Inc. Monitoring Well Log <br /> WELL No.: MW-2 Project: Former Fueling Station Project No.: 9902.012 <br /> Carl B.Navarra <br /> Owner: Location: 7500 W. Eleventh Street,Tracy, California <br /> Top of Casing Elevation: 47.47 ft. Surface Elevation: 48.19 <br /> ft. Depth to Water: 7.20 ft. <br /> Date Installed: 04/27/00 Total depth of Boring: 22 ft. Boring Diameter: 8 in. <br /> • Well Casing Diameter: 2 in. Total depth of Well: 22 ft. Casing Material: PVC <br /> LW <br /> Drilling Company: Spectrum Exploration Inc. Drilling Method: Open Stem Auger <br /> fL. Driller: Dave Gonzalez Logged By: Dai Watkins <br /> NOTE:Uniform Soil Classifications are from field observations only without data from laboratory. <br /> Depth Sam le Graphic <br /> Description LogWell Construction <br /> 0 Heavy duty steel wellhead box with bolted cover <br /> and 0-ring seal <br /> sandy GRAVEL(GP)-fill v Lockable water-tight cap <br /> 2 concrete <br /> Stiff,grey Silty CLAY(CL) <br /> Type-ll Portland cement grout <br /> L 4 Mw2-5 No odor <br /> CL Bentonite seal <br /> _ 05/11/00 <br /> 8 <br /> L 10 Soft,light brown Silty CLAY(CL) No.2!1 B Monterey sand filter pack <br /> Mw2-11 No odor <br /> 12 CL <br /> L 2-inch diameter PVC well casing <br /> 14 with 0.01 inch aperature machine-cul slots <br /> Medium coarse,light brown SAND(SP) <br /> MW2-15• r r r with some gravel up to 1-112 inch <br /> •tirtif��r <br /> •S S•ti{• S81Ve SlZe <br /> L - 16 — <br /> _ 18 - <br /> - 20 <br /> 16 18 20 •.fti�yiS� <br /> •a' No odor <br /> Mw2-20.5 •CL Soft,tight brown CLAY(CL) Conical PVC casing cap <br /> L• 22 <br /> TD Boring @ 22 feet <br /> t <br /> - 24 - <br /> - 26 - <br /> - 28` 28 <br /> 30 <br /> L <br /> Page 1 of 1 <br />