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r <br /> LOCATION MAP �..� PACIFIC ENVIRONMENTAL GROUP, INC. WELL/ U-1 <br /> BORING NO. <br /> PAGE 1 OF 1 <br /> I <br /> PROJECT NO. 310-01.01 CLIENT: UNOCAL <br /> U-1 �I LOGGED BY: TLR DATE DRILLED: 10-24-90 <br /> DRILLING METHOD: HSA LOCATION: 8203 E. 11th, Tracy <br /> B ❑ SAMPLING METHOD: CAL MOD HOLE DIAMETER: 10" <br /> j e CASING TYPE: Sch 40 PVC HOLE DEPTH: 27' <br /> Jnl SLOT SIZE: 0.020" WELL DEPTH: 27' <br /> L- GRAVEL PACK: 12 X 20 SAND WELL DIAMETER: 3" <br /> w o � � w <br /> WELL z z < Lu <br /> _ LITHOLOGY / REMARKS <br /> COMPLETION w 3 w d <br /> OZ z 0- zm � w ¢ J <br /> 528 ± o: W W¢ m ❑ - N C7 <br /> FILL; asphalt. <br /> LU 2 ML SILT; blue green; low plasticity; 10-20%fine sand; <br /> 2 caliche filled mudcracks; hard; moderate product odor. <br /> U 4 <br /> Dp 130 10 6 <br /> 8 <br /> 10 @10': blocky structures (1-2 mm) present; root holes <br /> H Dp 1.8 34 -1/2 mm diameter;hard; moderate product od$r. <br /> Z 12 <br /> O <br /> iz 14 <br /> o Co Wt 1 .0 20 CL CLAY; yellow brown to medium brown; moderate <br /> z 16 plasticity;20-30%fine sand;very stiff; no product odor. <br /> 18 SM SILTY SAND; brown;fine sand; 10-20%low plasticity <br /> fines; sand is sub-rounded and well sorted. <br /> ML SILT; yellow brown to medium brown; moderate plasticity; <br /> ND 27 20 trace fine sand; iron oxide staining. <br /> 22 @20-21.5':yellow brown to medium brown; 20-30% <br /> fine sand; low plasticity;very stiff; no product odor. <br /> 24 <br /> ND 22 @25': 10-20%fine sand; very stiff; no product odor. <br /> 26 <br /> 28 BOTTOM OF BORING AT 27' <br /> 30-- <br /> 32-- <br /> 34-- <br /> 36-- <br /> 032343s MAY 15 1991 <br /> 38 ENVIRONMENTAL HEALTH <br /> PERMIT)SVRVIC;F <br /> 04244 40-- <br /> 42-- <br /> 44 <br />