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• r)rillinn I nn • <br />V <br />AWIGIROUNDWATER <br />Monitoring <br />HI� <br />Well MW -2 <br />TECHNOLOGY <br />See Site Map <br />For Boring Location <br />Project Chevron -Charter way. Stockon Owner Chevron USA Products Company <br />Location 508 Charter War, Stockton CA Pro(. No. 02070 0071 <br />COMMENTS: <br />Surface Elev. Total Hole Depth 51.5 tt. Diameter 8 in. <br />Top of Casing Water Level IrJtial 35 ft. Static <br />Screen: Dia 2 in. Length 20 rt. Type/Size 0.020 in. <br />Casing: Dia 2 in. Length 30 rt. Type SCh 40 PVC <br />FIA Material 03 Sand Rig/Core CME-75/Spilt Spoon <br />Drill Co. SES, Inc. Method Hollow Stem AUper/PID <br />Driller Mike Duffy Log By Bruce Beale Date 03/15/95 Permit # 5179 <br />Checked By Ed Simonis License No. RGN4422 <br />2 <br />° <br />Description <br />ani_ <br />3:Z <br />OE <br />a O <br />.. <br />w o o <br />E = u <br />a0 <br />a1j <br />U <br />N <br />(Color, Texture, Structure) <br />oma" <br />N 0 x <br />Trace < 10%, Little 10% to 20%, Some 20% to 35%, And 35% to 50% <br />-2- <br />0 <br />3" asphalt over gravelly CLAY: dark brown to balck, moist to dry, <br />no hydrocarbon odor. <br />(some brick - fill material) <br />2 <br />< <br />< <br />< <br />GC <br />4 <br />< <br />< <br />< <br />0 <br />MW -2 <br />-5' 5 <br />Silty CLAY (30,70): mottled orange brown and brown gray, moist, <br />6 <br />< <br />< <br />e <br />no hydrocarbon odor. <br />< <br />< <br />CL <br />8 <br />< <br />< <br />< <br />< <br />Sandy silty CLAY (10,20,70): light orange brown, moist, plastic, no <br />` <br />` <br />MW -2 <br />hydrocarbon odor. <br />1� <br />0 <br />-10' 4 <br />< <br />6 <br />6 <br />41 <br />r< <br />CL <br />12 <br />< <br />< <br />< <br />< <br />14 <br />` <br />< <br />< <br />< <br />0 <br />Mw -2 <br />-15' 3 <br />(grades silty CLAY (15.85): light brown) <br />16 <br />`< <br />6 <br />4t <br />4rCL <br />< <br />< <br />18 <br />it <br />< <br />4r <br />< <br />< <br />< <br />Clayey silty tine SAND (20,20.60): olive brown, moist, no <br />< <br />MW -2 <br />hydrocarbon odor. <br />20 <br />o <br />4 <br />< <br />< <br />10 <br />1z <br />22 <br />` <br />sc <br />24 <br />` <br />O4r1211995 mNog-mar93 rage: 1 or < <br />