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„ MONITORING WELL LOG <br /> PROJECT NAME Stockton Metro Airport ILOG OF WELL MWA <br />' SITE ADDRESS 5000 S Airport Way BOREHOLE DIAM (in ) 8 <br /> • Stockton, California WELL DIAM in 2 <br /> DATE STARTED October 21, 2002 DRILLERICOMPANY Juan Cela <br />' DATE COMPLETED October 21, 2002 Mitchell Drilling G-57#672617 <br /> DRILLING METHOD Hollow-Stem Auger GEOLOGIST/ENGINEER Joseph Ramage, R G #5856 <br /> Split-spoon sam ler Ramage Environmental <br /> � O <br /> d <br /> d <br /> LL Uj a+ W v <br /> J 0 o x <br /> 4 G U 4 <br /> d vi m a U) z D (n DESCRIPTION 0 <br /> 0 Bare ground surface Hand dug first 5-feet 0 <br />' 5 „ 00 ML SILT Light beige,dry,very stiff,no petroleum odor 5 <br /> 18 <br /> 8 <br /> 10 za 00 (grades some clay,weakly cemented hard) 10 <br /> saa <br /> 15 +7 s 00 (grades light brown,very strff) 15 <br /> z+ <br /> 20 20 00 MW 1-20 (grades medium beige) 20 <br /> 25 20 0 0 SP SAND Poorly graded fine sand,light gray,dry,dense, 25 <br /> ao no petroleum odor <br /> 30 <br /> 8 0 ML CLAYEY SILT Medium beige,dry,very stiff,very slight 30 <br /> petroleum odor <br /> 35 42 57 MWI-35 ML SILT Some clay and some fine sand,medium beige,dry, 35 <br /> hard,very slight petroleum odor <br />' 40 1e 518 ML CLAYEY SILT Light orange-beige,dry,very stiff,slight 40 <br /> 2+ petroleum odor <br /> 45 a 2,260 MW1-45 ML SILT Some fine sand,light beige moist,medium stiff to stiff, 45 <br /> a strong gasoline odor <br /> Static groundwater at 46 23 feet on 10122102 <br />' Page 1 of 2 <br />