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WATERWORK <br /> WELL/BORING LOG <br /> PROTECT CHEVRON STQCKTON LOCATION 540 NORTH AVRORA NAY STOCKTON PROJECT NO 376 <br /> WELL/BORING NO MVI SURFACE ELEVATION NA FT WELLHEAD ELEVATION NA rT <br /> DATE DRILLED 04/29/91 REVIEWED BY MORA k KATACKA RCE 838322 LOGGED BY TINA LePAGE <br /> DRILLING COMPANY SPECTRUM EXPLORATION DRILLER TED COFFEY METHOD HOLLOW STEM AUGER <br /> BORE HOL_ DSAMETFR _ 8 IN DEPTH DRILLED 7/ FT DEPTH TO 'DATER, INITIAL T 645 FT STATIC 625 FT <br /> CASING TYPE PVC F480 DIAMETER 2- -IN SCHEDULE 40 m INTERVAL— 0 FT TO 52 FT <br /> SCREEN TYPE PVC F480 DIAMETER 2 IN SLOT SIZE 0_010 ---U3 INTERVAL 52 rT TO 77 ET <br /> FILTER PACK TYPE 1112/12 SILICA SAND INTERVAL 50 FT TO 77 FT <br /> SURFACE SEAL TYPE MEAT CEMENT OVER 2- BENTONITE PLUG INTERVAL 0 F1 TO 50 FT <br /> NOTES <br /> WELL DEPTH PID SAKPLL ID USG. $OIL DESCRIPTION <br /> DETAIL (FT) tPPN) RLOVCOUNI LOG <br /> 0 0-3 ASPALT <br /> FILL <br /> 3-9 SANDY FILL MATERIAL <br /> 2-5 SANDY LEAN CLAY, 357 SK FN, PRLY GRDD SND; 65X FNSa <br /> M DRY STRNGTH, SLW DLTNCYI M TGHNSSI M PLSTI STIFFI <br /> 4 CL DRK YLL 4 BRN NPGt MST; N HCL REACTION WEAK CEMENT <br /> aTION HOMO <br /> 2 <br /> 8 5-16.5/20 SANDY ELASTIC SILT; 40/ SR, FN. PRLY GRDD S";a 60/ FNTI <br /> M DRY STRNGTH; SLW DLTNCYI L TGHNSSI M PLSTI V STIFF; <br /> 8 ORK YLLW BRW NP[L NST, N HCl REACTION M CEMENTATION <br /> KGAO <br /> 10 <br /> 12 <br /> 12 17 MH <br /> ]4 <br /> 3 <br /> 16 w <br /> 18 165/20-20 POORLY GRADED SAND WITH SILTt 90/ SA. FN, PRLY GRDD <br /> SP, SND; 107 FNS, L DRY STRNGTK N rI ST M jNS; M YLLW BRM <br /> SM MPOI MSTI N HCL REACTION WEAK CEMENTATION MOTTLED; <br /> 20 GRN DISCOL13R AT APPROX 18 CONTINUES TO APPROX ZO <br /> 12 <br /> 22 I. <br /> 24 2a-3I5/35 POORLY GRADED SANDI 1007 SA M-F PRLY GRDD SND, N <br /> PLST; M DNS, OLIVE GRYI MPOt DRYI N HCL PEACTION; <br /> 8 WEAK CEMEt4TATIGN MOTTLED <br /> 26 �, SP <br /> 28 <br /> 30 <br /> It <br /> 32 14 <br /> 315/35-365/40 SANDY SILT/SANDY ELAtTEC SILTI 40/ SA, FN, PRLY GRDD <br /> SNDI 607 FNS%L DRY STRNGTW S,—%jI.TNCYI L TGKtA%%l M <br /> �4 TALE\,Y S\\iFy T1T<M VLLV Nwft lwQq vm! 'Y�YCL REwLZIVM, <br /> 6 MOTTLED <br /> 36 10 ML/MH <br /> 9 <br /> 365140-40 CLAYEY SANG; G0/ S0. FN, PRLY GRpp SNDI 40/ FNS; L DRY <br /> 38 STRNGTH, Si.V DLTNCY, M TGMNSS, . PLST, M ON% DRK YLLW <br /> /SC BRW SL PCL MSTI N HCL REACTIOty WEAK CEMENTATION; <br /> MOTTLED <br /> 40 <br /> ll <br /> 40-45 SANDY LEAN CLAVI 30/ SA, FN, PRLY GRDD SNDi 70/ FNS, H <br /> DRY StRNGTH; SLW DLTNCY, M TGHNSSI M PLSTI V STIFF; M <br /> 42 I5 CL BRNi SL PO, MST; N HCL REACTION M CEMENTATION MOTTLED <br /> PAGE! OF? <br />