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1AWASSOCIAM INC <br /> 1111 in Palm k i,we a u*to,Cam 95351 LOG OF WELL M W 4 <br /> ' PROJECT _CONTj GROUP LOCATION 1805 HARBOR STREET, STOCKTON, CA PROJECT NO 54-62500,0001 <br /> DATE DRILLED _US/05/00 LOGGED BY TOM 111TTFRMAN REVIEWED BY - JEANNE 1-100a C47410 <br /> LLING COMPANY DRILLER FRANK RAMIREZ METHOD Hol I nW STEM AUGER <br /> IWE HOLE DIAMETER 8 IN DEPTH DRILLED _ 26 5 FT DEPTH TO WATER INITIAL -8 FT STATIC FT- <br /> CASING TYPE EVC DIAMETER 2 IN SCHEDULE 40 _ INTERVAL 0 FT TO 5 EI <br /> SCREEN TYPE E%r DIAMETER 2 IN SLOT SIZE 0.020 fN INTERVAL 5 FT TO 7.9 Et <br /> FILTER PACK TYPE SRI SUPREMF SAND NO- 8 INTERVAL 4-5 FT TO 76-5 FT <br /> SURFACE SEAL TYPE NEAT CEMENT_OVER_BENTONITE INTERVAL 0 FT TO 4.5 FT_ <br /> COMMENTS PAGE i OF__L__ <br /> WELL DEPTH PID SAMPLE ID LITHOLOGIC DESCRIPTION <br /> DETAIL FT PPM BLOWCOUNT LOG <br /> ' 0-2" - GRAVEL SURFACE <br /> o2 <br /> t 4 <br /> 6 <br /> " ^ 6 5 a <br /> ' 10 2'-165/20' LEAN CLAY (CL) 15% FINE POORLY GRADED SAND >85% FINES NO <br /> DILATANCY, LOW-MEDIUM TOUGHNESS MEDIUM PLASTICITY DARK <br /> 8 CL YELLOW BROWN TO OLIVE GREEN TO DARK GREENISH GRAY, NO <br /> PRODUCT ODOR, NO ORGANICS, DRY-WET WEAK CEMENTATION <br /> HOMOGENOUS <br /> � 10 5 1S <br /> 26 <br /> 28 <br /> —_ 12 <br /> 1 <br /> 4 14 <br /> CC-MW4-155 <br /> - 9 <br /> 16 5 12 <br /> 15 <br /> 165/20-205 POORLY GRADED GRAVEL WITH WELL GRADED SAND (GP-SW) >30% <br /> FINE-COARSE POORLY GRADED SAND <65% FINE GRAVEL <5R <br /> 18 FINES, DARK GREENISH GRAY STRONG PRODUCT ODOR NO <br /> ' ORGANICS WET, WEAK CEMENTATION HOMOGENOUS <br /> -_ CG-MW4-20 5 <br /> Y0 GP-SW 20 5-21 POORLY GRADED GRAVEL (GP) <15% FINE-ME0[UM SAND >80X <br /> 4019 GP POORLY GRADED GRAVEL <5X FINES DARK GREENISH GRAY <br /> ' = 20 STRONG PRODUCT ODOR, NO ORGANICS, WET WEAK CEMENTATION <br /> _ 22 <br /> CL HOMOGENOUS <br /> 21-215/25 LEAN CLAY (CL) <15% FINE POORLY GRADED SAND >85X FINES <br /> LOW-MEDIUM TOUGHNESS, MEDIUM PLASTICITY GREENISH GRAY <br /> +- 24 MODERATE-STRONG PRODUCT ODOR NO ORGANICS MOIST WEAK <br /> S CC-MW4-255 CEMENTATION HOMOGENOUS <br /> 6 <br /> 28 10 SP-SM <br /> 12 21 5/25-265 POORLY GRADED SAND WITH SILT (SP-SM) 90% FINE, POORLY <br /> ' GRADED SAND 111% FINES GREENISH GRAY NO PRODUCT ODOR <br /> 28 NO ORGANICS WET WEAK CEMENTATION HOMOGENOUS <br /> ' 30 <br /> 32 <br /> ' 34 <br /> ' 36 <br /> 1-38 <br /> 40 <br /> ' 42 <br />