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Monitoring Well MW-3 <br />06 /2 9 /1995 iontog-ffa 93 page 1 of 1 <br />Drilling Log <br />Protect Chevron - Tracy, Grant Line Owner Chevron USA Products Company See Site Meo <br />For Boring LoCation <br />Location 575 Grant Line Road, Tracy, CA Prot. No 02070 0138 <br />Surface Elev Total Hole Depth 215 ft Diameter Bin COMMENTS <br />Top of Casing Mater Level Initial 12 ft Static 709 It <br />Screen: Di a 2 in Length 15 ft Type/Size Sch 40 PVC/0 020 in <br />Casing Dia 2 in Length 5 11 Type Sch 40 PVC <br />Fin Material 03 Sand Rig /cor e CME-55 Downhole/Spi71 Spoon <br />Drill Co SES, Inc method Hollow Stem Auger/PID <br />Driller Tyke van Zandt Log By prier) mcAioon Date 05/02/95 Permit • 005901 <br />Checked By Ed &monis License No RG#4422 Depth ( ( t ) Well Completion . Sample ID Blow Count/ X Recovery 6 <br />.., <br />(3 in m <br />Description \ <br />(Color, Texture, Structure) <br />'Trace <10%, Little 10% to 20%. Some 20% to 35%. And 35% to 50% <br />- -2- <br />_ <br />no <br />112 <br />9 <br />, <br />1 <br />5_ <br />. <br />Top soil over gravelly silty CLAY (5,45,50) very dark gray, damp, <br />hydrocarbon odor <br />Silty CLAY (45,55) gray, wet, soft, hydrocarbon odor <br />T Static Water, 05/02/95 <br />Sandy silty CLAY (5,35.60) light brown, moist to wet, no <br />hydrocarbon odor <br />, Encountered Water, 05/02/95 (drillers call) <br />Silty CLAY (30,70) brown, wet, soft, plastic, no hydrocarbon odor <br />Sandy silty CLAY (10,40 50) brown, wet, poor plasticity no <br />hyOr ocarDon odor <br />End of boring Installed monitoring well <br />- 0 - <br />. .. <br />- 2 - <br />-4-. <br />- <br />- <br />- 8 - <br />-10-- <br />-12- <br />-14-- <br />. _ <br />_ 16 _ <br />- <br />- 18 - <br />- <br />-20- <br />- <br />v <br />r <br />...=. <br />= <br />_ <br />= <br />= E = <br />— <br />= <br />= = _ <br />— = = _ = _ <br />= = <br />= <br />= <br />= = <br />— _ — <br />= <br />=- <br />i-- <br />r <br />11 <br />3 <br />mw-3 6 <br />-6 5 <br />8 „ <br />mr,--3 17 <br />-165 <br />mh- 3 I <br />-210 12 <br />, <br />r <br />i ll <br />/ <br />I <br />1 <br />/ <br />a <br />CL <br />CI. <br />_ <br />CL <br />- 24 - - <br />1 <br />, <br />GROUNDWATER <br />TECHNOLOGY