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Alk <br /> LOCATION MAP PACIFIC ENVIRONMENTAL GROUP, INC. BORING NO U-1 <br /> 11 th Street PAGE 1 OF 1 <br /> N PROJECT NO 310-0971A CLIENT UNOCAL <br />• (D 0 U-1 I LAGGED BY MOTO DATE DRILLED 5-19-95 <br /> W l '1 DRILLER MDE LOCATION 1034 Central Ave , Tracy <br /> DRILLING METHOD HSA HOLE DIAMETER 8" <br /> i� SAMPLING METHOD CAL MOD HOLE DEPTH 21' <br /> CASING TYPE SCHED 40 PVC WELL DIAMETER 2" <br /> SLOT SIZE 0 020 WELL DEPTH 20' <br /> GRAVEL PACK 2 x 12 Sand CASING STICKUP NIA <br /> z <br /> W O LU <br /> WELLOC < U- w U <br /> COMPLETION N_ � � � � � � a LITHOLOGY / REMARKS <br /> 5o 0 W9 W � <br /> F ASPHALT- BASEROCK <br /> Z) 1 <br /> O <br /> 2 SC CLAYEY SAND olive, 20%clay, 70%fine sand, <br /> 10%fine rounded gravel, pervasive iron oxide staining <br /> 3- along fine rootholes, very stiff, no product odor <br /> 4 <br /> 5 <br /> Mst 0 18 " <br /> 6 <br /> Lu 7 <br /> z 8 <br /> ❑ 0 <br /> z <br /> Uj m 9 SM SILTY SAND dark gray, 20%fines, 80%fine <br /> 10 sand, medium dense, strong product odor <br /> Wt 285 17 11 CL CLAY light yellowish brown, 85% clay, 15%fine sand, <br /> i 2 stiff,faint product odor <br /> 13 <br /> 14 <br /> @14 5' clay, silty,very stiff, no product odor <br /> 15 <br /> Wt 0 24 16 <br /> 71819 17- <br /> 18- <br /> 19 <br /> 20 919 5' very stiff, no product odor <br /> Wt 0 9 21 ti <br /> BOTTOM OF BORING 21' <br /> 22 <br />