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Drilling Log <br /> H <br /> ❑EI�® GROUNDWATER Monitoring Well MW-13 <br /> TECHNOLOGY <br /> Prosect Texaco/Stockton owner Texaco Environmental Services See Site Map <br /> Location 440 Charter Way,Stockton, CA prof. No 02070 2569 For Boring Lot abon <br /> Surface Elev. Total Hole Depth R5 ft Diameter 8 NL COMMENTS <br /> Top of Casing Water Level Initial 39 95 ft Static 37 03 /t <br /> Screen: Da 4 1A Length 20 it Type/Size 020 in <br /> Casing:pia 4 m. Length 30 1t Type SCH40 PVC <br /> Fm Material 03 Sand Rig/Core CME-75/Split Spoon <br /> Drill Co. West Naz Mat Method Hollow Stem Auger . <br /> Driller Tom Wright Log By Bruce Beale Hate 9-2-93 Permit # <br /> Checked By Ed Stmonts License No RG;#4422 <br /> �-: _ oC- a, o °' t� 0 Description <br /> a N� w L1 Q C3 V a p U <br /> a-- E n E a m f0-+ rn (Color. Texture, Structure) <br /> v x a Trace < 10%, Little 10% to 20%. Some 20% to 35%. And 35% to SOX <br /> —2 <br /> 0 ^ A > A4" to 6' Concrete over silty fine SAND base <br /> SM <br /> 2 < < Dark brown sandy SILT with fragments of brick, glass etc <br /> HL <br /> 4 < <br /> < < s <br /> s < < o Mw-13 s <br /> -5 Dark brown gray silty CLAY <br /> r 41'8 < < <br /> 10 < < ^ to CL might brown silty CLAY (mottled with light gray sandy clay, moist. <br /> < < o Mit-13 11 no hydrocarbon odor) <br /> -10 13 <br /> 12 < c <br /> < c <br /> 14 < < E <br /> < ` i s Gray brown fine to medium SAND (slightly silty and clayey, moist <br /> It sr r16 < < 05 HW-13 13 - loose) <br /> -15 20 <br /> < < Sw <br /> 18 < < 1. - <br /> 20 <r r< <br /> 12 Olive gray clayey SILT (moist no hydrocarbon odor) <br /> < < I 0 5 Mw-13 20 <br /> j -20 20 <br /> 22 < < ML <br /> c < <br /> i <br /> 24 ` <br /> 11/16/1993 B NDC-mare3 PZoe I of 2 <br />