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WATERWORK <br /> WELLIBC�RING LQG <br /> PROJECT BJJ TRUCKING/STOCKTON LOCATION 2431 EAST MARIPOSA ROAD, STACKTOR CA PROJECT NO 290 <br /> WELL/13ORING NO SBS SURFACE ELEVATION NA FT WELLHEAD ELEVATION NA FT <br /> DATE DRILLED 01/16/91 REVIEWED BY NCIRA H KATAOKA RCE 38322 LOGGED BY KRYS M HARDMAN <br /> DRILLING COMPANY SPECTRUM EXPLORATION DRILLER RAY LIVINGSTON METHOD HOLLOW STEM AUGER <br /> BORE HOLE DIAMETER 6 IN DEPTH DRILLED 315 FT DEPTH TO WATER. INITIAL _ Fr STATIC 1 r <br /> CASING TYPE DIAMETER IN SCHEDULE INTERVAL.— FT TO FT <br /> SCREEN TYPE DIAMETER IN SLOT SIZE _ IN INTERVAL Ell TO �EL <br /> FILTER PACK TYPE INTERVAL TO FT <br /> ' SURFACE SEAL TYPE CEMENT/SAND GROUT INTERVAL 0 FT TO 26 5 FT <br /> NOTES <br /> WELL DEPTH PID SAMPLE ID U S G <br /> DETAIL (FT) (PPM) BLOWCOUN LOG SOIL DESCRIPTION <br /> 0-0 5' ASPHALT <br /> 2 05-55' GRAVEL FILL <br /> GP <br /> 4 <br /> ID 55-160' LEAN CLAY; <5/. SND] >95/ FNS] L-M DRY STRNGTHJ SLW <br /> 6 10 DLTNCY] H TGHNSS; M PLST) M 13R4 V STIFFS NPQI MST] <br /> WEAK CEMENTATION <br /> ' 8 <br /> 10 1 CL <br /> 14 <br /> � ]b <br /> 1 <br /> 14 <br /> 1 16 10 160-165/200' SANDY SILT; <35/ SA-SR, FN, PRLY GRDD SNI)i >65/ FNS; <br /> SiW-R DLTNCY; L TGHNSS; L PLST; M BRNI V STIFF; NPP <br /> 18 ML ORGANICS] MST; WEAK CEMENTATION] HOMO <br /> BUS-S83-20' 165/200-215/250' LEAN CLAY] <5/ FN, PRLY GRDD SND] >95/ FNS] M DRY <br /> 20 STRNGTFt N-SLW DLTNCY; M TGHNSS; M PLST; M YLLW BRNF <br /> 17 CL HARD, NPO, DRY-MSTj M-STRNG CEMENTATION] CARBONATE <br /> CEMENT] N❑ RECOVERTY FROM 20-205' <br /> 2 <br /> ' 22 sir 21S/250-265' LEAN CLAY WITH SAND] U5/ FN, PRLY GRI1D SND] >85/ FNSI <br /> / M-H DRY STRNGTH; SLW DLTNCY; M TGHNSS) M PLST] M YLLW <br /> 24 i� HRNI HARD, NPEU DRY-MSTj M-STRNG CEMENTATION HOMOs <br /> &LZ-33-2ti5/ CL CARBONATE CEMENT <br /> 28 <br /> 30 <br /> 32 <br /> 34 <br /> l,o 033322 <br /> r <br /> 36 �L511� u <br /> r <br /> 38 <br /> ' 40 <br /> 42 <br /> ' PAGE _1_ OF 1 <br />