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[� Drilling Log <br /> GROUNDWATER Monitoring Well MW-3 <br /> ❑� TECHNOLOGY <br /> t <br /> Protect Chevron-Charter way Stockon ^� owner Chevron USA Products Company <br /> Location 508 Charter way, Stockton CA Prot No 02070 0071 <br /> C > n <br /> cis O C U <br /> n» E � � <br /> Q c� <br /> Descriptiona ° a sl a a a4J_ CL (L CL 40_J (Color, Texture, Structure)nin <br /> Trace < 10%, Little tO% to 20% Some 20% to 35%. And 35% to 50% <br /> 24 MH-3 Sandy silty CLAY (cont) <br /> < c 2 -25 5 CL <br /> 28 12 Sandy clayey CELT (10 20 70) mottled green-gray and brown <br /> moist no hydrocarbon odor <br /> 28 - CI_ <br /> (grades green--bluish gray and slight hydrocarbon odor) <br /> 30 1T -30-30 6 <br /> T CLAY blue gray, most, very trim, with brown dendritic roots and <br /> a root casts <br /> 32 = CL <br /> 34 = Silty CLAY (30 70) blue-gray very moist, moderate to strong <br /> Mw-3 <br /> 297 -35 3 degraded hydrocarbon odor <br /> i 36 5 <br /> CL <br /> 38 = <br /> Fine to medium sandy CLAY (40,60) wet, moderate to strong <br /> 40 = Mw-3 sc hydrocarbon odor grades clayey sand <br /> 350 -40 6 <br /> 12 Encountered Wafer 03/16/95, 1105 hrs <br /> — 16 <br /> 42 — Medium to coarse SAND green-gray, wet, clean, loose, moderate <br /> _ to strong hydrocarbon odor <br /> — I <br /> 44 <br /> = MYt-3 <br /> 120 -45 10 <br /> 46 — 12 <br /> 14 5w <br /> i <br /> I <br /> 48 <br /> 50 — Mw-3 <br /> 335 -50 9 <br /> 11 <br /> 15 � <br /> 52 End of boring Installed groundwater monitoring well <br /> r� 1 <br /> � 54 <br /> 56 - <br /> 04/12/19125 i,trroq-ma 93 Page 2 of 2 <br />