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Drilling Log <br /> GROUNDWATER Monitoring Well MW-5 <br /> L_1LJ� TECHNOLOGY <br /> Project Chevron - Stockton Owner Chevron U.S.A. Products Co. <br /> Location 1.39 South Center St. Project No. 02020.309_ Date drilled 11104192 <br /> a 0 ui <br /> ar � „ XE Sao L � Description <br /> >a aUu as <br /> 0 E oa E zv `0- N (Color, Texture, Structure) <br /> iAmx j Trace < 10%. tittle 10% to 20%, Some 20% to 35%. And 35% to 50% <br /> 24 - Brown and gray mottled silty CLAY (continued) <br /> < < 25 <br /> 2625-< < 25' So <br /> . 50/5 <br /> 28 < < Light gray silty CLAY with white mottling (25, 75) (damp, firm, <br /> CL no product odor) <br /> r <br /> 30 < < <br /> 1 0 15 <br /> < < 30' 25 <br /> 32 <br /> 32 - <br /> 34 Grayish brown clayey, silty, fine SAND (10, 20, 70) (damp, soft, <br /> no product odor) <br /> _ 0 15 <br /> 36 = 35' 25 SC <br /> 38 <br /> 38 = <br /> Dark greenish gray silty, fine to medium SAND (20, 80) (damp, no <br /> 40 product odor) <br /> 0 15 <br /> — 40' 25 <br /> _ 35 <br /> 42 <br /> 44 : — <br /> = 25 20 (Grades very moist, slight degraded gasoline odor) <br /> : i 45' 25 SM <br /> 46 — ; = 1 I 30 <br /> P Encountered water 11/04/92, 2,•15pm <br /> 50-" Dark blue-green silty, fine to medium SAND (10, 90) (saturated, <br /> J = j I50' 3C slight Degraded gasoline odor) <br /> 52 I <br /> 54 _ 1 ( Dark blue-green silty, slightly sandy CLAY (15, 5, 80) (damp, <br /> CL firm, s,�ght degraded gasoline odor) <br /> 0 to �• <br /> 5 6 <br />