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• SECOR <br /> International Inco orated <br /> Logged By Dates Dnlled Dnlling Contractor Project Name Method/Equipment Well Number <br /> • 11/18/03 CASCADE CONOCOPHILLIPS 8671 AIR ROTARY <br /> CM 11/19/03 DRILLING STOCKTON,CA CASING HAMMIER MW-9 <br /> See Legend to Logs'for Boring Surface Groundwater Depth(ft) Total Drive Drop <br /> sampling method, Diam(in) Elev(ft) 40 5 FIRST Depth(ft) wt(lbs) Dtst(in) <br /> c sting methods <br /> and laboratory 6 14 27 TOC -T 39 5 STABILIZED 1105 140 30 <br /> testing methods <br /> N <br /> � O <br /> z <br /> Well <br /> Construction c o Description a w <br /> --------------------------------- <br /> SAND with GRAVEL(SW) brown(10YR-513), medium to 0 <br /> coarse-grained sand,fine gravel,dense, wet(5,95,0,0) <br /> —_..------------------------------ <br /> 7 <br /> 18 SAND(SP) brown(10YR-5/3), medium-gramed,very dense,wet <br /> 27 (0,100,0,0) 0 MW-9 <br /> 80 @79' <br /> Increase in water production <br /> i <br /> 2"DIA <br /> BLANK <br /> PVC <br /> CASING 85 <br /> Decrease mwaterroduction <br /> -------------------- <br /> SILTY SAND(SMI) light olive brown(2 5Y-513),fine-gramed sand, <br /> 3 dense,partially cemented,wet(0,70,30,0) <br /> GROUT 90-0 <br /> 7 -------------------------------- <br /> SANDY SILT with CLAY (ML) grayish brown(IOYR-5/2), <br /> fine-grained sand,very stiff to hard,moderate plasticity,cemented in 0 <br /> zones,moist(0,25,65,10) <br /> BENTONITE <br /> ------.__._.-------------•------------ <br /> 0 <br /> 95SILTY SAND (SMI) dark brown(7 5YR-313),fine-grained sand, very <br /> dense,partially cemented,wet(0,70,30,0) <br /> #3 SAND 0 <br /> 2"DIA, SAND with SILT(SP) dark brown(7 5YR-313),fine-grained sand, <br /> 0 020" very dense,cemented,wet(0,90,10,0) <br /> SLOTTED <br /> L SCREEN <br /> The substrata descriptions above are generalized representations and based upon vtsual/manual classification of cuttings and/or same s <br /> obtained during drilling Predominant material types shown on the log may contain different materials and the change from one <br /> predominant material type to another could be different than indicated Descriptions on this log apply only at the specific location at he <br /> time of drilling and may not be representative of subsurface conditions at other locations or times <br /> Project No 77CP 6867102 0006 Date 12/23/03 KF Log of Well <br /> 8671 SB 1 GPJ ApprovLd by <br /> LOG OF BOREHOLE Figure (sheet 4 0l 5) <br />