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MONITORING WELL LOG <br /> F <br /> OJECT NAME San Joaquin County Motor Pool UST Site LOG OF WELL MW-6 <br /> E ADDRESS 1810 E Hazelton Avenue BOREHOLE DIAM (In) 8 <br /> Stockton Califomla WELL DIAM in 2 <br /> DATE STARTED December 2 2003 DRILLER/COMPANY Rab Slagle <br /> DATE COMPLETED December 2 2003 Mitchell Drilling C-57#672617 <br />' DRILLING METHOD Hollow-stem Auger GEOLOGIST/ENGINEER Joseph Ramage R G #5856 <br /> 5 ht-s n Sampler Ramage Environmental <br /> m o m <br /> W .� 2 <br /> F E J W O c r <br /> m tc a m U <br /> Ix TL <br /> Q (ao M a V) Z y DESCRIPTION °' p <br />' 0 Asphalt surface(4-inches thick) Hand dug first 5-feet Q <br /> Well completed with expansion cap and 8-in diameter traffe-rated street box <br /> 5 ;e <br /> 00 CL SILTY CLAY Medium orange-tan dry very stiff no petroleum odor 5 <br /> z� <br />' 10 �� 0 0 ML CLAYEY SILT Light tan dry very stiff no petroleum odor 10 <br /> zt <br /> 15 10 0 0 ML SILT Some day light orange-brown dry very stiff no petroleum odor 15 <br /> 33 <br /> 20 a 0 0 ML CLAYEY SILT Light orange-tan dry hard no petroleum odor 20 <br /> 35 <br /> 250 0 {grades light tan) 25 <br /> 0 <br />' 30 'm' 00 CL SILTY CLAY Light beige-tan dry vary stiff no petroleum odor 30 <br />' 35 rs 00 MWB-35 ML SILT Light orange-brown dry very stiff no petroleum odor 35 <br /> x <br /> 40 . 0 0 CL Sl LTY CLAY Light reddish-brown dry very stiff,no petroleum odor 40 <br /> m <br /> 1 <br />' 45 m 15 MWO45 (grades moist slight gasoline odor) 45 <br /> M 3D <br /> Static groundwater at 49 50 feet bgrs on 1ZW3 <br /> 50 30 75 (grades wet hard continued slight gasoline odor) 5Q <br /> x <br />' <br /> 56Iwo <br /> 05 MWB-55 CL CLAY Some silt medium brawn dry hard no petroleum odor 55 <br /> i <br /> Terminated boring at 55 feet Installed 2-inch diameter pvc monitoring well <br /> Well Screen(00204n slot)33-55 feet #3$and 33-55 feet Surged and purged well <br /> Hydrated bentonite chips 30.33 feet Neat cement 0-30 feet <br />