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GROUND ZERO ANALYSIS LOG OF WELL MW1
<br /> '• PROJECT GARRARD LOCATION 640 NORTH ELDORADO, STOCKTON CA PROJECT NO 256
<br /> DATE DRILLED 12/13/00 LOGGED BY SEAN GARVEY REVIEWED BY JOHN P. LANE RG Ne, 6795
<br /> DRILLING COMPANY CASCADE ENVIRONMENTAL DRILLER ERNEST GUTIERREZ METHOD JdOW STEN AUGER
<br /> BORE HOLE DIAMETER _a IN DEPTH DRILLED 32 FT DEPTH TO WATER INITIAL 23.5 FT STATIC 226 FT
<br /> CASING TYPE PVC F490 DIAMETER 7 IN SCHEDULE 40 INTERVAL 0 FT TO 7 FT
<br /> SCREEN TYPE PVC F480 DIAMETER 2 IN SLOT SIZE 0.010 IN INTERVAL 7 FT TO 32 FT
<br /> FILTER PACK TYPE 2/12 SAND _ !NTERVAL 5 FT TO 32 FT
<br /> SURFACE SEAL TYPE 2' SENTONFFE. 3' CONCRETE INTERVAL 0 FT TO 5 FT
<br /> COMMENTS PAGE I OF 1
<br /> WELL DEPTH FIG U 5 L DESCRIPTION
<br /> DETAIL FT PPM BLOWCOUNT LOG
<br /> 2
<br /> 0-55/95, LEAN CLAY (CL) 10% FN A SNO, SO% FNS, H DRY
<br /> 4 STRNGTH, N DLTNCY. M-H TGHNSS. M-H PLST, GRN, NPO.
<br /> CL DRY
<br /> 0 28
<br /> 50
<br /> 6
<br /> 5 5/9 5-11/14 5 SILTY CLAY (CL/ML) 5% FN A SND 957. FNS, N-H DRY
<br /> STRNGTH, N-SLW DLTNCY, M-H TGHNSS, M-H PLST, SRN
<br /> B NPO, DRY
<br /> 10 21
<br /> 0 32 CL/ML
<br /> _ 40
<br /> 12 j 11/145-16/195' SILTY CLAY (CL/ML) 10-15% FN, A SNO, 85-90% FNS,
<br /> i M-H DRY STRNGTH, N-SLW DLTNCY, M-H TGHNSS, M-H PLST
<br /> • r BRN, NPO, DRY
<br /> i
<br /> 27
<br /> 0 29 CL/ML
<br /> 16 50
<br /> 16/195-21/245 LEAN CLAY (CL) 57 FN, A SNO, 95% FNS H DRY STRNGTH,
<br /> 18 N DLTNCY, M-H TGHNSS M-H PLST BRN NPO, MST
<br /> GAB-11 2 '
<br /> 20 2a
<br /> _ 28 CL
<br /> O 34
<br /> 21/245-25' SILT (ML) 57. FN, A SNO, 95% FNS, N DRY STRNGTH, R
<br /> 22 DLTNCY, L TGHNSS, N PLST BRN, NPO WET
<br /> _ 24 ML
<br /> 28 25-26/295- WELL GRADED SAND (SW) 95-IOOX FN-CRS, A-SR, W
<br /> 0 300 GRED SNO, 0-55 FNS, SRN/WHT, NPO, WET
<br /> 26
<br /> 28
<br /> 26/29 5-32' LEAN CLAY (Cl.) 0-5% FN, A SND, 95-100% FNS H DRY
<br /> STRNGTH, N DLTNCY, M-H TGHNSS, M-H PLST, BRN, NPO, WET
<br /> 30 18f-
<br /> 23CL
<br /> D ;e PED GF—
<br /> 32 0 23
<br /> JOHN P L'4
<br /> • 34 LANE
<br /> No 6745
<br /> 38 �F CAI t
<br /> 40
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