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WATERWORK <br /> WELL/BORING LOG <br /> PROJECT TRI VALLEY GROVERS-STOCKTON LOCATION 8 MILE ROAD, STOCKTON, CA PROJECT NO. 62103-1 <br /> WELL/BOR[NG NO. TUGS-MW5 SURFACE ELEVATION NS FT WELLHEAD ELEVATI❑N NS FT <br /> DATE DRILLED 06/26/90 REVIEWED BY RUSSELL W. JUNCAL, RG 3864 LOGGED BY JOHN GI❑RGI <br /> DRILLING COMPANY SPECTRUM EXPLORATION INC. DRILLER RAY LIVINGSTON METHOD HOLLOW STEM AUGER <br /> BORE HOLE DIAMETER 8 I DEPTH DRILLED B5 FT DEPTH TO WATER INITIAL 67 FT STATIC FT <br /> CASING TYPE PVC F4B0 DIAMETER 2 I SCHEDULE 40 INTERVAL 0 FT TO 65 FT <br /> SCREEN TYPE PVC F480 DIAMETER 2IN SLOT SIZE 0.010 IN INTERVAL 65 FT TO 85 FT <br /> FILTER PACK TYPE SAND INTERVAL 63 FT TO 85 FT <br /> SURFACE SEAL TYPE NEAT CEMENT OVER BENTONITE INTERVAL 0 FT TO 63 FT <br /> NOTES <br /> WELL DEPTH PID SAMPLE ID U.S.G. SOIL DESCRIPTION <br /> DETAIL (FT.) (PPM) BLOWCOUNT LOG <br /> 0 0-5.5' FAT CLAY; <5% SND; >95% FNS; VH DRY STRNGTHI N-SLW DLTN- <br /> CY; H TGHNSS] H PLST] HRDI BLKJ NPO; ORG; DRY; N HCL REAC- <br /> TIONI M CEMENTATIONI HOMO <br /> 2 <br /> CH <br /> 4 <br /> 6 5.5-10.5' LEAN CLAY; <LO% SND; >907 FNS; M-H DRY STRNGTHI SLV DLTN- <br /> CY; M TGHNSS; M—H PLST; HRD-FIRMI DRK YLLW BRN-OLIVE; NP❑; <br /> N OPG) MST) N HCL REACTION; WEAK CEMENTATIONI H❑MOI BLK <br /> Le <br /> 8 CL STAINING <br /> IO <br /> 10.5-1L' SILTY SAND; >807 F, M HRDNSS SND; PRLY GRDD; <207 FNS; <br /> FIRM; NPO; N DRG; MSTI N HCL REACTION; WEAK CEMENTATION; <br /> 12 HOMO; FEOX STAINING <br /> CL 11-16' LEAN CLAY; <2% SND; )98% FNS; M DRY STRNGTH; N-SLW DLTN- <br /> 14 CYI M TGHNSS; H-H PLSTI HRD) DRK YLLW BRN-OLIVE GRN; NPOI <br /> N ❑RGI MST; N HCL REACTION; WEAK CEMENTATION; HOMO; BLK <br /> STAINING) MTTLD FEOX STAINING <br /> 1616-16.5/20' SANDY LEAN CLAYI <337 SND; >67% FNS; H DRY STRNGTH; SLW <br /> CL DLNTCY; M TGHNSS; M PLST; HRD; DRK YLLW BRW NPO; N ORG: <br /> NST; N NCL REACTIONI WEAK CEMENTATION; HOMO; MTTLD FEOX <br /> 18 STAINING <br /> 16.5/20-21.5/25' ELASTIC SILT; <37 SND; >97% FNS; M DRY STRNGTH; SLW-R DL- <br /> 20 MH TNCY; L TGHNSSi M PLSTI HRDI ORNG-BRN; NPOI N ORG; MST; N <br /> HCL REACTION WEAK CEMENTATION; HOMO; FEOX STAINING <br /> 22 21.5/25-36.5/40'LEAN CLAYI <10% SND) >90% FNS) H DRY STRNGTHI SLW DLTNCY; <br /> M TGHNSS; M PLST) HRDI M-DRK BRN/OLIVE GRN/ORNG) NPOI N <br /> ORG; MSTI N HCL REACTION; WEAK-M CEMENTATION HOMO; MTTLD <br /> 24 BLK AND FEOX STAINING; TR WHT VEINING <br /> 26 <br /> 28 <br /> 30 <br /> CL <br /> 32 <br /> 34 <br /> 36 36.5/40-40.5' LEAN CLAY WITH SAND; <257 SNDI >757.. FNSI M DRY STRNGTHI <br /> SLW DLTNCY; M TGHNSS; M PLST; HRDI DRK-M BRN; NPO; N ORG; <br /> 38 MST; N HCL REACTION) WEAK CEMENTATION HOHO) FEOX STAIN- <br /> ING; BLK STAINING <br /> 40 MH <br /> 40.5-45.2' LEAN CLAYI <10% SND; >90% FNS; M DRY STRNGTH; SLW DLTNCY; <br /> M TGHNSS) M PLST; HRDI ❑LIVE/M-DRK BRNI NPO; N ORGI MST; N <br /> 42 CL HCL REACTIONI WEAK CEMENTATION; HOMO; FEOX STAINING <br /> PAGE OF 2 <br />