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Drilling Log <br /> L)© GROUNDWATER Monitoring Well MW-2 <br /> LJ <br /> 1111 TECHNOLOGY <br /> Prolect Chevron-Charter way, Stockon owner Chevron USA Pioducls Company <br /> Location 508 Charter Nay, Stockton, CA Prol. No. 02070 0071 <br /> C ', <br /> ID <br /> O r O n <br /> Q4 vz op o u no Description <br /> O` 3:E a p E i a U (Color, Texture, Structure) <br /> ° ¢ V) Trace < 10%, Little 10% to 20X, Some 20% to 35%. And 35% to 50X <br /> U N m x <br /> 24 <br /> Mw-2 SC Clayey silty fine SAND (cont). <br /> 0 -25' 6 (grades with very micaceous silly CLAY lenses) <br /> 26 12 <br /> 28 <br /> 30MW-z <br /> 0 -30' 3 <br /> 4 Silty CLAY (40,60 to 20,80): brown-gray, moist, soft to crumbly, no <br /> a hydrocarbon odor. <br /> 32 <br /> CL <br /> 34 = <br /> MW-2 <br /> 2 Encountered Water, 03/15/95, 1445 hrs. <br /> 36 - 3 <br /> 6 Silty CLAY (50,50): bluish grey, moist to wet. no hydrocarbon <br /> odor. <br /> 38 = CL <br /> 40- <br /> = Mw-z <br /> 0 -40' 7 <br /> 8 <br /> 14 <br /> 42 = CL <br /> 44 - MW-2 (grades clayey, silty very fine SAND (30,30,40), wet) <br /> = 4.0 -45' 2 <br /> 46 = <br /> = ML <br /> 48 = <br /> ' I MW-2 <br /> 50 2.0 -so' s <br /> 6 Clayey SAND (20,80): light gray, wet. <br /> 1 SM <br /> 52 End of boring. Installed groundwater monitoring well. <br /> _ 54 - <br /> 56 <br /> Oa/1'/1995 1.tN0Q-na!9J <br /> Page: 2 0l 2 <br />