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WELL/BORING LOG
<br /> I
<br /> PROJECT REEVES EXXON LOCATION 2360 EAST STREET TRACY CA PROJECT NO W0388
<br /> WELL/BORING NO MW3 SURFACE ELEVATION _ ._HS FT WELLHEAD ELEVATION NS FT
<br /> DATE DRILLED 12/18/91 REVIEWED BY GREG STAHL RG NO 5023 LOGGED BY LOIS FRANTZ
<br /> DRILLING COMPANY EXCELTECH DRILLER GENE NLINES/STEVE MUUNS METHOD HOLLOW STEM AUGER
<br /> BORE HOLE DIAMETER 8_ IN DEPTH DRILLED 20 FT DEPTH TO WATER - INITIAL 7 FT STATIC 651 FT
<br /> CASING TYPE PVC F480 DIAMETER t IN SCHEDULE 40 INTERVAL 0 FT TO 5 FT
<br /> SCREENTYPE PVC F480 DIAMETER A IN SLOT SIZE _ 0 010_-IN INTERVAL 5 FT TO 20 FT
<br /> FILTER PACK TYPE 2/12 SILICA SAND INTERVAL A FT TO 20 FT
<br /> SURFACE SEAL TYPE CEMENT SANO SLURRY INTERVAL 0 FT TO 3.5 FE
<br /> NOTES 6" BENTONITE PLUG ABOVE SAND PACK
<br /> WELL DEPTH PID SAMPLE ID USG
<br /> DETAIL (FT) (PPM) BLOWCOUNT LOG SOIL DESCRIPTION
<br /> 0 0-'r ASPHALT
<br /> X-6 5/10' LEAN CLAY, <5Y.. SA-SR, FN-M, PRLY GRDD SND; >95% FNS, H-VH
<br /> 2 DRY STRNGTH, SLW-R DLTNCY, M-H TGHNSS, M-H PLST, V STIFF,
<br /> M YLLW BRN, NPO, MST, WEAK-STRNG NCL REACTION WEAK
<br /> 4 CEMENTATION, HOMO
<br /> 2 MW3-5 5- CL
<br /> 1
<br /> 6 11
<br /> 12
<br /> - $ 6 5/10-11 2' POORLY GRADED SAND >95% SA-SR. FN-CRS W GRDD SND <55
<br /> FNS, L-M DRY STRNGTH. LS, DRK YLLW BRN, NPO, WET, WEAK
<br /> HCL REACTION WEAK CEMENTATION HOMO
<br /> 2 SW
<br /> 1 Q / 11 2-15 5' LEAN CLAY, <5% SA-SR, FN-M, PRLY GRDD SND. >95% FNS, H-VH
<br /> DRY STRNGTH SLW-R DLTNCY, M-H TGHNSS M-H! PLST STIFF M
<br /> 12 7 YLLW BRN NPO WET, STRNG HCL REACTION, WEAK CEMENTATION
<br /> HOMO
<br /> _ 15 5-16' LEAN CLAY, <57. SA-SR, FN-M, PRLY GRDD SND; >95% FNS, H-VH
<br /> 14 CL DRY STRNGTH, SLW-R DLTNCY. M-H TGHNSS M-H PLST STIFF DRK
<br /> YLLW BRN NPO WET STRNG HCL REACTION, WEAK CEMENTATION
<br /> 7 10 HOMO
<br /> 1 6 11 16-16 5' CLAYEY SAND >70% SA-SR FN-CRS W GRDD SND <30% FNS. M
<br /> 1A DNS M YLLW BRN, NPO, WET, STRNG HCL REACTION, WEAK
<br /> CL CEMENTATION, HOMO
<br /> 18 16 5-16 5/20' LEAN CLAY, <57. SA-SR. FN-M PRLY GRDD SND >95% FNS H-V)4
<br /> DRY STRNGTH. SLW-R DLTNCY, M-H TGHNSS M-14 PLST. STIFF, M
<br /> 20 0 5 SC YLLW BRH, NPO, WET, STRNG HCL REACTION, WEAK CEMENTATION,
<br /> 9 HOMO
<br /> 10 CL 165/20-205 CLAYEY SAND, >70% SA-SR FN-CRS, W GRDD SND <30% FNS, M
<br /> 22 DNS M YLLW BRN, NPO WET. STRNG HCL REACTION. WEAK
<br /> CEMENTATION, HOMO
<br /> 24 20 5-21 5 LEAN CLAY <5% SA-SR FN-M W GROD SND, >95% FNS H-VH
<br /> DRY STRNGTH. SLW-R DLTNCY, M-H TGHNSS, M-H PLST. V STIFF,
<br /> ' 26 ORK YLLW BRN NPO, WET STRNG HCL REACTION. WEAK CEMENT-
<br /> ATION HOMO
<br /> 28
<br /> 30 �
<br /> — 32
<br /> — ,34 GREGORY P. J`
<br /> STAHL
<br /> 36 No. 5023
<br /> 38 �rglf OFFCAtl�d��\p
<br /> 4a
<br /> 42
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