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WELL LOG <br /> Well No. : MW-1 Dates of <br /> Location: Lathrop, CA. facility construction: 4/24-4/26/89 <br /> Client: J. R. Simplot Co. Drilled depth: 24 feet <br /> Project No. : 3628-03-01 Hole Diameter: 12 inches <br /> Contractor: Spectrum Exploration Well Depth: 23 .5 feet <br /> Driller: Doug Shearer Well diameter: 4 inches <br /> Helper: Ted Coffee Casing type: Sch. 40 PVC <br /> John Sump flush threaded <br /> Equipment Screen type: Sch. 40 PVC <br /> drill rig: CME-55 flush threaded <br /> method: 10 inch hollow stem Screen length: 10 feet <br /> auger Screen slot: 0. 01 inch <br /> decors: steam <br /> Materials <br /> sampling: 3 foot interval Sand pack: Monterey #2/12 <br /> 1 inch split spoon Grout: 5% bentonite/ <br /> decon: alconox wash: potable + cement <br /> distilled water rinse <br /> Elevation - feet (msl) Completion <br /> ground surf: type: flush <br /> casing top:2 . 80 <br /> lock: keyed <br /> Geologist: Jeffrey F. Herrick padlock <br /> I WELL I DEPTH I BLOW I DESCRIPTION I COMMENTS I <br /> } CONSTRUCTION 1 (feet) 1 COUNTS I OF LITHOLOGY I I <br /> I------------- I--------[ -------I---------------------------- ---------------------------- <br /> I -Ground I o I I I f <br /> I surface <br /> I I I -Top of I 4 [ I I <br /> I I I casing <br /> I I I >>> I 2 I I 1 I <br /> I f l >>> <br /> I <br /> I I 1 <br /> >>> 1- 3 -14-$-7 (dark ten to dark brown SILT, abundant fine Sand, some clay, <br /> >>> [very faint gas odor [ <br /> 11 ! I I [slightly moist, sM I I <br /> I I >>> i 4 1 Itip contained clean medium sand, no odor I I <br /> I I 1 5% I I 1 <br /> I { I bentonitel- 5 -[ 1 1 ! <br /> I I I /cement <br /> I 1 I grout 1- 6 -13-4-5 (buff colored medium micaceous SAND, moist, red-rust colored [strong gas odor <br /> I I I >>> 1- -1 Istaining seen, SP I I <br /> I I I >>> 1- 7 I I I I <br /> I I I »> I- I I 1 I <br /> I I I >>> 1- $ .I I <br /> I I I I I I <br /> I I <br />