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MONITORING WELL LOG <br /> PROJECT NAME: Former Stefano's Gas Station LOG OF WELL: MW-3 <br /> SITE ADDRESS: 1419 East Charter Way TOTAL DEPTH (ft): 50' <br /> Stockton, California WELL DIAM. (in): 2 <br /> DATE STARTED: January 6, 1999 ORILLERICOMPANY: Frank Ramirez <br /> DATE COMPLETED: January 6, 1999V&W Drilling C-57 4,j <br /> GEOLOGIST/ENGINEER: Joseph Ramage, R.G. #5856 <br /> DRILLING METHOD: Hollow-stem Auger Ramage Environmental <br /> d V d <br /> LL. aY <br /> _ E _jw O = z <br /> m a <br /> a. M0 <br /> (n z M vi DESCRIPTION o <br /> 0 WELL COMPLETION: Expansion cap, Dolphin lock, 0 <br /> 8-inch diameter utility box. <br /> WELL CONSTRUCTION: 2-inch pvc screen(0.020)from 30-50' <br /> #3 Lonestar sand from 28-50' <br /> 5 sws 0 Hydrated bentonite;chips from 25-28' S <br /> 20:1 cement:bentonite from surface to 25' <br /> 20 <br /> 10 „ 0 CL SILTY CLAY:'Light brown,dry,'hard, no petroleum odor. 10 <br /> 15 <a 0 15 <br /> 2 <br /> 1 <br /> 20 52� 4.7 MW3-20 20 <br /> 25 ?0 0.5 25 <br /> SP SAND: Poorly-graded fine sand., reddish-brown,dry, <br /> medium densd', no petroleum odor. <br /> 30 1 0 (grades fine to medium sand) 30 <br /> 35 �3 0 35 <br /> CL SILTY CLAY: Grey-brown,moist,very stiff, no petroleum odor. <br /> 4 <br /> Static groundwater at 40 feet below,ground surface <br /> 40 14 <br /> 0 MW3-40 40 <br /> (some sand-sized,black organic grains) <br /> (some pockets of white clay) <br /> (saturated soil encountered at 44 feet bgs) <br /> 45 2`< 1.1 45 i <br /> (grades dark browri) <br /> I <br /> 50 i2 7.4 MW3-50 50 <br /> Page 1 of 1 <br /> ? I <br />