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..r <br /> ® Monitoring W MW- <br /> 3 <br /> Project Chevron/S. Center per _Chg ell_Chevron U.S.A. . Inc. Drilling Log <br /> Location 139 S. Center, Stockton. CA project Number 203 175 3291.01 <br /> o <br /> 01 nDescription <br /> v = s W-J r, (Color. Texture. Structure) <br /> 26 Dark yellowish orange sandy SILT with some clay (loose, dry, <br /> no hydrocarbon odor) <br /> 28 <br /> 30 Mw3-30 <br /> Olive brown mottled brown clayey SILT with some sand <br /> (medium stiff, damp, no hydrocarbon odor) <br /> 32 ML <br /> 34 <br /> Mw3-35 <br /> Greyish olive clayey sandy SILT (medium stiff, damp, <br /> no hydrocarbon odor) <br /> 36 <br /> Greyish green silty CLAY (medium stiff, damp, <br /> no hydrocarbon odor) <br /> 38 <br /> '400MW3-40 CL <br /> 42 <br /> Greyish green clayey sandy SILT (medium stiff, damp, <br /> i no hydrocarbon odor) <br /> 44 <br /> MW3-45 <br /> 4 <br /> MW3-47 M- <br /> 4 Encountered water 2/15/91 (1220 hours) . <br /> : MW3-49 <br /> 50 MW3-� Bluish grey sandy CLAY <br /> CL <br /> 52 <br /> Dark grey silty SAND with some clay (loose, wet. <br /> no hydrocarbon odor) <br /> 54 <br /> MW3-55 SM <br /> 56 <br /> Bluish grey SAND (loose, wet. no hydrocarbon odor) <br /> SP <br /> 58 <br /> Page 2 of 3 <br /> 03/26/!99! <br />