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%%BM►' �•.� <br /> ❑U r, Drilling Log <br /> GROUNDWATER Monitoring Well MW-5 <br /> �UU TECHNOLOGY <br /> Project Chevron - Stockton Owner Chevror U.S.A. products Co. <br /> Location 139 South Cenrer St. Project No. 02020 309_ Date drilled 11/04/92 <br /> C Oma' H <br /> L- E ;, o� t 0, Description <br /> ago ao <br /> E o a E z v 10� u, (Color, Texture, Structure) <br /> Ov inX In Trace < 10%, Little 10% to 20%. Some 20% to 35%. And 35% to 50-- <br /> - 24 -1 -II Brown and gray mottled silty CLAY (continued) <br /> < < 0 25 <br /> 25' So <br /> 26 < < 50/5 <br /> 28 < < Light gray silty CLAY with white mottling (25, 75) (damp, firm, <br /> CL no product odor) <br /> 30 < < 0 is <br /> < 30' 25 <br /> < <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 /> 30 <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 5M <br /> 46 I = I 30 <br /> _ ! P Encountered water 11104/92, 2:15,om <br /> 48 _= <br /> 25 �a Dark blue-green silty, fine to medium SAND (10, 90) (saturated, <br /> 150' 30 slight degraled Gasoline odor) <br /> 5015 <br /> 52 _ <br /> 54 = ( Dark blue-green silty, slightly sandy CLAY (15, 5, 90) (damp, <br /> CL firm, slight degraded gasoline odor) <br /> 0 �o <br /> 56 — 55' 8 <br /> I' I <br />