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LOCATION MAP PACIFIC ENVIRONMENTAL GROUP, INC. WELL/ N <br /> i 'i BORING NO. <br /> PAGE 1 OF 1 <br /> PROJECT NO. 310-01.01 CLIENT: UNOCAL <br /> I �I LOGGED BY: TLR DATE DRILLED: 10-24-90 <br /> DRILLING METHOD: HSA LOCATION: 8203 E. 11th, Tracy <br /> 1 0 1 SAMPLING METHOD: CAL MOD HOLE DIAMETER: 10" <br /> I _OU-2 I CASING TYPE: Sch 40 PVC HOLE DEPTH: 27' <br /> 01 SLOT SIZE: 0.020" WELL DEPTH: 27' <br /> 1L GRAVEL PACK: 12 X 20 SAND WELL DIAMETER: 3" <br /> O � O w <br /> WELL � z z < _ LITHOLOGY / REMARKS <br /> COMPLETION N g r y 3 � w <br /> pzp z � n. z (n wL ¢ o <br /> O S Q a- a ¢ m 0 — to C7 U) <br /> FILL; asphalt. <br /> z 2 CL CLAY; medium brown; low plasticity; 10-20%fine sand; <br /> 2 micaceous; <5%fine sub-rounded gravel; stiff;faint <br /> cw� 4 product odor. <br /> Dry 300 9 6 <br /> 8 <br /> 10 @10': blue green to brown; low plasticity; 5-10%fine <br /> - Mst 2.0 14 sand; stiff; moderate product odor. <br /> E 12 <br /> O <br /> I-_ 14 <br /> W <br /> m @15':yellow brown; moderate plasticity; <5%fine sand; <br /> z Wt 9.2 13 16 stiff; no product odor. <br /> U) 18 <br /> SW SAND;white to brown to green;graded from fine to <br /> 20 coarse sand; <5%sub-angular to sub-rounded fine <br /> Wt 8.6 >50 gravel; <5% low plasticity fines;very dense; no product <br /> 22 CL <br /> odor. <br /> CLAY; medium to yellow brown; moderate plasticity; <br /> 24 10-20%fine sand; no product odor. <br /> Wt ND 16 26 Ca -25': medium to yellow brown; moderate plasticity; <br /> 25-35%fine to medium sand; no product odor. <br /> 28 <br /> 925-26.5': medium to yellow brown; moderate plasticity; <br /> 30-40%fine sand;very stiff; no product odor. <br /> 30 <br /> BOTTOM OF BORING AT 27' <br /> 32-- <br /> 34 <br /> 36x3 ;.: <br /> c <br /> 38 MAY 15 1991 <br /> 42 <br /> 44 <br />