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Drilling Log <br /> IT CORPORATION Monitoring Well MW-3 <br /> A Member of the IT Group <br /> Project 7-Eleven, SS#14117 Owner 7-E1even, Inc. See Site Map <br /> Location 2725 Country Club Blvd.,Stockton, CA Proj.No. 779966 For Boring Location <br /> Surface Elev. Total Hole Depth 25 ft. Diameter 8 in. COMMENTS: <br /> Top of Casing Water Level Initial 18 ft. Static 7.5 ft. <br /> Screen: Dia 2 in. Length 15 ft. Type/Size SCh-•40/0.020 slot in. No FID reading for tms monitoring vae, <br /> Casing:Dia 2 in- Length 10 ft. Type Sch. 40 PVC <br /> battery died on pre vious well. <br /> FRI Material #3 Sand Rig/Core D-10/Split Spoon <br /> Drill Co. Gre-v-0&61102 Method Hollow Stem Aaoer <br /> Driller Chris .Log By Jon Philipp Date 05/13/99 Permit tf <br /> Checked By Ed Simons License No. California RGA4422 <br /> M CO Q p <br /> of ., o a tom, Description <br /> CLO a s E ; (Color, Texture; Structure) <br /> UD m` x W Trace < 10%. Little 10% to 20%. Some 2OX to,35X. And 35% to 50% <br /> -=2 <br /> 0 <br /> 2 < < <br /> 4 ` < CL Pebbly, fine sandy CLAY (10.20,70):mottled medium brown with olive <br /> < < H+-3@5' 2 green,dry, loose, no hydrocarbon odor. <br /> 6 4 <br /> Static. <br /> 8 <br /> NN-3@p' 3 <br /> 5 Silty CLAY (40,60), olive green, slightly moist, slightly stiff, crumbly, <br /> 10 = CL mild hydrocarbon odor. <br /> . 12 <br /> 14 - NN-316' 111 <br /> 11 <br /> _ Q Clayey fine SAND (20,80): brown, slightly moist,loose, moderate <br /> • = <br /> hydrocarbon odor. <br /> 16 SC <br /> 1$ 2 Groundwater Encountered, 5/13/99 @1545 hrs. <br /> NN-3@2v 3 <br /> 3 Clayey SILT (30,70): brown, moist to wet, stiff but crumbly,mild <br /> 20 = s hydrocarbon odor. <br /> ML <br /> 22 — <br /> 24 N11-3@25 4 <br /> 6 sc Clayey fine SAND (30,70): brown, wet, loose, slight hydrocarbon <br /> odor_ <br /> 26 <br /> o8/w/i sa fitNog-war,99 Page: I of i <br />