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GROUND ZERO ANALYSIS LOG OF WELL MW2 <br /> • PROJECT GABBARD 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 No 6795 <br /> DRILLING COMPANY CASCADE ENVIRONMENTAL DRILLER ERNEST GUTIERREZ METHOD HOLLOW STEN AUGER <br /> BORE HOLE DIAMETER a IN DEPTH DRILLED 32 FF DEPTH TO WATER INITIAL 23.5 FT STATIC 22 3 FT <br /> CASING TYPE PVD F480 DIAMETER 2 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 7/12 SAND ___. INTERVAL 5 FT TO _ 32 FT <br /> SURFACE SEAL TYPE 2' BENTONRE. 3' CONCRETE _ INTERVAL 0 FT TO 5 FT <br /> COMMENTS PAGE i OF <br /> WELL DEPTH FID SARPLE ID U S C DESCRIPTION <br /> DETAIL FT PPM BLOWCOUNT LOG <br /> 2 D-5 5/7 5' LEAN CLAY (CL) 0-57. FN, A SND, 95-1007. FNS, H DRY <br /> STRNGTH, N DLTNCY, M-H TGHNSS, M PLST. BRN, NPO, DRY <br /> 4 CL <br /> 0 <br /> SO <br /> 50 <br /> 6 i <br /> 5 5/7S-105/145 LEAN CLAY (CL) 5-107. FN, A SSD, 90-95YPLST. FNS, H DRY <br /> B SRR NGiH, N-SLW DLTNCY, M TGHNSS, M M PLST, SRN. NPO,. <br /> — <br /> i DRY <br /> 10 27 <br /> 0 5O CL <br /> 12 <br /> • <br /> 14- 10 5/14 5-21/24 5 SILTY CLAY (CL/ML) 10-155 FN, A SND, 85-907 FNS, <br /> 17 M-H DRY STRNGTH N-SLW DLTNCY, M TGHNSS M PLST <br /> 0 26 BRN, NPO, DRY <br /> 6 59 <br /> 8 CL/ML <br /> — GAB-YW2-20' <br /> 20 9 <br /> 20 <br /> — 0 ig <br /> —22- <br /> -24- <br /> - <br /> 'a21/245-30 WELL GRADED SAND (SW) 95-1005 FN-CRS, A-SR, W <br /> 20 GROG SND, 0-55 FNS, BRN/WHT, NPO, WET <br /> 26 0 27 <br /> SW <br /> 2B <br /> 30-31' SILT (ML) 0-55 FN, A SND, 95-1005 FNS, N DRY <br /> 30 2 STRNGTH, R DLTNCY, L TGHNSS, N PLST, BRN, NPO, WET <br /> — 20 ML <br /> 0 25 <br /> 16 31-32' SILTY CLAY (CL/ML) 0-55 FN. A SNO. 95-1005 FNS. <br /> 32 0 19 CL M-H DRY STRNGTH, N DLTNCY, M-H TGHNSS, M-H PLST, <br /> BflN, WET D <br /> —34- <br /> - - <br /> 4 ¢� JOHN P �( <br /> ss LANE <br /> N No 6795 <br /> 38 "9], V Q� <br /> OF CAS,F <br /> O <br /> 40 <br />