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SECQR <br /> International Incorporated <br /> Logged By ^Dates Dnlled Dnlling Contractor Project Dame Method/Equipment Well Number <br /> 1130/01 WEST ARCO 6020 HSA <br /> CH 1130101 HAZMAT MANTECA,CA SPLITSPOON MW-7 <br /> See'Soil Clasificauon Chart' Bonng Surface Groundwater Depth(ft) Total Drive Drop <br /> for Soil Classifications and Diam(in) Elev(ft) -7 19 99 STABILIZED Depth(ft) wt(lbs) Dist(in) <br /> Designations 10" 43 06(TOC) 1 1 22 FIRST 35.0 140 30 <br /> y o 0 <br /> Well o Description A <br /> Construction a a <br /> 1 is <br /> 12 Same as above,saturated 0 <br />' 17 <br /> 24 <br /> 30 150 <br /> 19 <br /> SANDY SILT(ML) brown,fine grained sand,stiff,wet,no hydrocarbon <br /> odor(0,30,70,0) <br />' THREADED <br /> END CAP <br /> 35 11 SAND SP •fine to medium grained(0,90,10.0) 0 <br /> 17 SILTY CLAY(CL): grayish brown,very stiff,mednun plasticity,moist,no <br /> 26 h drocarbon odor 0 10 40 0 <br />' 40- <br /> 45— <br /> The <br /> 045The substrata descriptions above are generalized representations and based upon visuallmanual classification of cuttings and/or <br /> samples obtained during drilling Predominant material types shown on the log may contain different materials and the change from <br /> one predominant material type to another could be different than indicated Descriptions on this log apply only at the specific location <br /> at the time of drilling and may not be representative of subsurface conditions at other locations or times <br /> Project No 077.42070 330 Date 2115/01 Log of Well <br /> 6020MW7 GP1 Approved by <br /> LOG OF BOREHOLE Figure (sheet 2 of 2) <br />