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r� <br /> The San Joaquin Company Inc. Monitoring Well Log <br /> 'f WELL No.: MW-1 2 Project No.:Project: Former Fuelin Station 9902.016 + <br /> Owner: Carl B. Navarra Location: 7500 W. Eleventh Street,Tracy, California <br /> Top of Casing Elevation: 49.10 ft. Surface Elevation: 49.47 ft. Depth to Water: 9.33 ft. <br /> Date Installed: 03/28/02 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 /> -: <br /> Drilling Company: Oen Stem Auger <br /> _Spectrum Exploration Inc. Drilling Method: P g r.; <br /> r; <br /> Driller: Dave Gonzalez Logged By: Dai Watkins <br /> NOTE:Uniform Soil Classifications are from field observations only without data from laboratory. <br /> (Fepth et) Sample Graphic <br /> Ie Description Well Construction <br /> -' Heavy-duty steel wellhead box with bolted cover <br /> 0 and O-ring seal ' <br /> ■:�:►:.:* Sand and GRAVEL(GP)-fill <br /> Odor of fuel hydrocarbons Lockable water-tight cap <br /> -- !•t...r F O O <br /> 2 Concrete <br /> CL Type-ll Portland cement grout <br /> 4 Dark grey,Silty Sandy CLAY(CL)-fill <br /> Bentonite seal <br /> s = :J MW12 Strong odor of fuel hydrocarbons <br /> 6 5.5 ii <br /> Dark grey Silty CLAY(CL)-with grey <br /> mottling indicative of bioremediated <br /> CL fuel hydrocarbons <br /> V 04/11/02 <br /> 10 <br /> M o 52 Slight odor of fuel hydrocarbons <br /> 12 — <br /> No.2116 Monterey sand filter pack <br /> 14 -�� <br /> .tirw':$ ti <br /> .tirtir;fti? Slight odor of fuel hydrocarbons i <br /> r•r.r.r 2-inch diameter PVC well casing <br /> 16 ••r�r�r}r with 0.01 inch aperature machine-out slots <br /> •�•ti•1.1• Very loose,Light brown Fine SAND SP <br /> 16.5 .tir•�r;: with some gravel <br /> ' <br /> 18 <br /> .ti SP'tir No odor <br /> r�r�r•r <br /> •�r•r•r•r (Tools trapped) <br /> 20r <br /> r•r r-r <br /> •�.ti•4•ti- Light brown Silty GRAVEL(GP)-gravel <br /> MW12 t;.G '=' particles to 112-inch sieve size Conical PVC casing cap <br /> P <br /> : F o <br /> 22 21.s <br /> •: N odor <br /> �f <br /> _ Ioss olf TD Boring 0 22 feet <br /> 24 Core <br /> 26 <br /> 28 <br /> _ 30 <br /> -' Page 1 of 1 <br />