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Drilling Log <br /> ITIT CORPORATION Monitoring Well MW-3 <br /> A Member of the IT Group <br /> 7-Eleven, SS# 14117 7-Eleven, Inc. See Site Map <br /> Project Owner <br /> Location 2725 Country Club Blvd Stockton CA Proi. 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 flu's monitoring weft as <br /> Casing:Dia 2 in. Length 10 1t. Type Sch. 40 PVC battery died on previous well- <br /> Fill Material #3 Sand Rig/Core 0-10/Split Spoon <br /> Drill Co. Greqq Drilling Method Hoilow Stem Auger <br /> Driller Chris Log By Jon Philipp Date 05/13/99 Permit <br /> Checked By Ed Simonis License No. California RG#4422 <br /> t- _vo� a o r� Description <br /> aw "a a a U n a oFj <br /> o-- 3 E a s E a u fo-j to (Color, Texture, Structure) <br /> coi m x U) Trace < 10%, Little 10% to 20%, Some 20% to 35%. And 35% to 50% <br /> -2 <br /> 0 <br /> 2 < <br /> 4f 4 t <br /> - 4 < < CL <br /> Pebbly, fine sandy CLAY (10,20,70): mottled medium brown with olive <br /> < < Mt/-3135' 2 green, dry, loose, no hydrocarbon odor. <br /> 6 2 <br /> a <br /> 8 = Static. <br /> MH-3@p' 3 <br /> )0 s Silty CLAY (40,60): olive green, slightly moist, slightly stiff, crumbly, <br /> CL mild hydrocarbon odor. <br /> 12 <br /> 14 — MH-3@15' It <br /> to <br /> — 12 Clayey fine SAND (20,80): brown, slightly moist, loose, moderate <br /> SC hydrocarbon odor. <br /> 16 — <br /> 18 — Q Groundwater Encountered, 5/13/99 01545 firs. <br /> MX-3@20' 3 <br /> — 6 Clayey SILT (30,70): brown, moist to wet, stiff but crumbly, mild <br /> 20 = hydrocarbon odor. <br /> ML <br /> 22 = <br /> 2 4 — MW-3@25, 3 <br /> — q <br /> 6 SC Clayey fine SAND (30,70): brown, wet, loose, slight hydrocarbon <br /> odor_ <br /> 26 <br /> 06/16/1999 Iithlog-Ma r,99 <br /> Page: I of I <br />