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Drilling Log <br /> I IT CORPORATION Monitoring Well MW-6 <br /> A Member of the IT Group <br />' Project 7-Eleven SS# 19976 Owner 7-Eleven Inc See Site Map <br /> For Boring Location <br /> Location 1399 N Main Street Manteca CA Prol No 779956 <br /> Surface Elev 34 13 ft Total Hole Depth 30 ft Diameter 3 rn COMMENTS <br />' Top of Casing 33 65 ft Water Level Initial 18 ft Static 19 4 ft <br /> Screen Dia -L—In Length 20 ft Type/Size Sch 40 PVC, 0 020 ,') <br /> Casing Dia 2 in Length 10 ft Type SCh 40 PVC <br />' Pili Material #3 Sand Rig/Core Limned Access Rig --Q14/Spkt S,Doo <br /> Drill Co GreggDrilling Method Hollow Stem Auger <br /> Driller gabby Deason Log By Dob Butler Date 12/22/99 Permit # <br /> Checked By Ed Srmonis License No California RG#4422 <br />' t- - 02 O \m U L� <br /> N <br /> Description <br /> 0 o Oo QO UCL::: 0) CL <br /> ar" 3Qaa (D_J (Color, Texture, Structure) <br /> U E j <br /> Trace < 10%, Little 10% to 20%, Some 20% to 35%, And 35% to 50% <br /> --2 <br />' 0 <br /> Fine medium sand with GRAVEL (fill) brown loose subrounded, <br /> < < moist, no hydrocarbon odor <br /> 2 sw <br /> 4 `r ` <br /> Fine SAND fight brown, subrounded, loose, moist, no hydrocarbon <br /> NW-6@5 <br /> N < <br /> SW odor <br /> 6 <br /> 0 <br /> 8 <br /> ML Clayey fine sand and SILT (15,35 50) brown, plastic, medium stiff, <br /> 10 — 0 Mw-6@10 medium plastic, moist to wet no hydrocarbon odor <br />' 12 <br />' 14 _ Silty CLAY (40 60) olive green to gray, plastic stiff, moist, no no <br /> 11 MW-6@15 CL hydrocarbon odor <br /> 16 — <br />' 18 — 4 Groundwater Encountered <br /> ML Clayey SILT (30,70) mottled green-gray to light brown, plastic <br /> soft medium stiff wet, no hydrocarbon odor <br /> 1 20 = 47 Mw-6@20 St a tic 01/24/00 <br /> 22 = sw Fine medium SAND light green loose, subrounded, wet to <br /> saturated, weak moderate hydrocarbon odor <br />' - 24 - <br /> 2 2 Mw-6@25 <br /> 26 = Silty SAND (15,85) olive gray to olive green loose subrounded, <br />' — 5M poorly sorted wet to saturated, weak to no hydrocarbon odor <br /> . 28 = <br />' 30 MW-6@30 No recovery <br />' 32 <br /> Page 1 of 1 <br /> 03/14/2000 lithlog-Mar oa <br />