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The San Joaquin Company, Inc. Monitoring Well Log <br /> =WELLMW-1 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: 47.95 ft. Surface Elevation: 48.18 ft. Depth to Water: 7.27 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 /> Drilling Company: Spectrum Exploration Inc. Drilling Method: Open Stem Auger <br /> Driller: Dave Gonzalez Logged By: Dai Watkins <br /> NOTE:Uniform Soil Classifications are from field observations only without data from laboratory. <br /> Depth Sample Graphic Description well Construction <br /> (Feet) Log <br /> Heavy duty steel wellhead box with bolted cover <br /> 0 2 inches Bituminous macadam paving and O ring seal <br /> Silt and GRAVEL(GP)-road base Lockable water-tight cap <br /> 2 No odor ° ° Concrete <br /> Medium stiff,dark grey Silty CLAY(CL) <br /> •. Type-11 Portland cement grout <br /> 4 <br /> Mwi-5 CL <br /> Bentonite seal <br /> 05/11/00 <br /> 8 Soft to stiff,light brown Silty CLAY(CL) <br /> No odor <br /> 10 CL <br /> No.2/16 Monterey sand filter pack <br /> 12 - <br /> - <br /> 2 r <br /> ':r~r 2-inch diameter PVC well casing <br /> 14 r•r•rS with 0.41 inch aperature machine-cut slots <br /> •S•S•S <br /> r•r•r•r <br /> AMM-115 r�r <br /> .�.S.S R. <br /> r•r•r•r Medium coarse,light brown SAND(SP) <br /> S•S•S•S• <br /> 16 •;r;r;}tis with some gravel up 10 1-1/2 inch <br /> ';rtir;ftif salve size <br /> •S ti_1r,S <br /> 18 -�I SP tir No odor <br /> 'tirtir stir <br /> .ti.S.S.S. <br /> rti tir Heaving sand at 19 feet <br /> 20 .ti;{; ;tir <br /> Mw11-21 .ti ti ti:tir <br /> .tiftiWtir Conical PVC casing cap <br /> 22 -- <br /> - <br /> 2 •r•r•r•r <br /> TD Boring ® 22 feet <br /> - 24 - <br /> - 26 - <br /> - 28 - <br /> 30 2g <br /> 30 <br /> Page 1 of 1 <br />