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—' Drilling Log <br /> L_.IW' GROUNDWATER Monitoring Well MW-2 <br /> r-I] TECHNOLOGY <br /> Project Chevron-Charier way, Sfockon Owner Chevron USA P(OdUC15 Comoany See Site Hap <br /> Location 508 Charter N8y, Stockton. CA Prol.No. 02070 0071 <br /> For B"g Location <br /> Surface Eley. Total Mole Depth 515 ff. Diameter 4 in. <br /> COMMENTS <br /> Top of Casing Haler Level Initial 35 fL Static <br /> Screen: Dia 2 i0l Length 20 f1. Type/Size 0.020 in. <br /> Casing: Dia 211,& Length 30 f1• Type SO 40 PVC <br /> Fill Material 03 Sand Rig/Core .CME-757Syitt Snoon <br /> Drill Co. SES, Ina Method Mdpdw Stem Auoe17P/D <br /> Driller Mike Duffy Log By Bruce Beate Date 03/15/95 Permit 5178 <br /> Checked By Ed Simonis License No, R6d4422 <br /> C p � ) v <br /> n' a v on m o o Lp u Description <br /> 1,a <br /> p" �E do E x o �-' r1, (Color, Texture, Structure) <br /> U (n m x Trace < IOX, Little 10% to 20X. Some 20X to 35X. And 35% to 50% <br /> -2 <br /> 0 3" asphalt over gravelly CLAY: dark brown to balck, moist to dry, <br /> no hydrocarbon odor. <br /> 2h<4i <br /> (some brick - fill material) <br /> oc <br /> 4 MW-2 <br /> o -5' SSilty CLAY (30,70): mottled orange brown and brown gray, moist, <br /> 6no hytlrocarbon odor. <br /> CL <br /> g < < <br /> MW-2 Sandy silty CLAY (10,20,70): light orange brown, moist, plastic, no <br /> 10 < < o -10' 4 hydrocarbon odor. <br /> < < a <br /> e <br /> 12 < < 01 <br /> < < <br /> 14 < < <br /> < [ MW-2 <br /> o -is' 3 (grades silty CLAY (15,85): light brown) <br /> < < CL <br /> 18 < < <br /> < < <br /> MW-2 Clayey silty fine SAND (20,20,60): olive brown, moist, no <br /> 20 < < 0 _20• 4 hydrocarbon odor. <br /> c < Ip <br /> 12 <br /> 22 < < SC <br /> < c <br /> 24 < <br /> 0./121,995 W lag-ma,9J <br /> Page: { 01 2 <br />