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AWC <br /> ASSOCIATES INC <br /> 1260 U#=&K l kill,CAUK 951 LOG OF WELL M W I <br /> PROJECT _ - VAN DYKEN PROPERTY LOCATION 915 SNERT MAIN STREET, RIPON. CA - PROJECT NO 14981.0001 <br /> DATE DRILLED 011899 _ LOGGED BY IQM I LIITFRMAN REVIEWED BY JEANNE HOMSEY C47410_ <br /> DRILLING COMPANYy&W mimw,w, INC- DRILLER _ RICK RARRAGANL, METHOD HOLLOW STEM AU(;FR <br /> BORE HOLE DIAMETER 8 IN DEPTH DRILLED 41 FT DEPTH TO WATER INITIAL 27 FT STATIC ? FT <br /> CASING TYPE --PVC DIAMETER 2 _IN SCHEDULE 4❑ INTERVAL 0 FT TO 2D ET <br /> SCREEN TYPE PVC DIAMETER 2 IN SLOT SIZE .Q 42Q---IbL INTERVAL 20 FT TO -40 -FT <br /> FILTER PACK TYPE Rml' I ONFSIAR 91 - INTERVAL -- -18-- - ET TO Ao FT <br /> SURFACE SEAL TYPE NEAT CEMENT AVER BENTONITE__ INTERVAL _ 0 FT TO _ „ 18 ..FT <br /> COMMENTS SURGE BLOCKED WELL PRfQR TO PI ACINQ TRANSITIONAL SEAL PAGE 1 OF <br /> WELL DEPTH PID AM UTHOLOGIC DESCRIPTION <br /> DETAIL FT PPM BLOWCOUNT LOG <br /> 0-2" - Asphalt <br /> 2 <br /> 4 <br /> SM 2--65/10 SILTY SAND (SM) <85% FINE-MEDIUM POORLY GRADED SAND <br /> >15% FINES MODERATE YELLOW BROWN NO PRODUCT ODOR NO <br /> 6 35 ORGANICS DRY WEAK CEMENTATION HOMOGENOUS <br /> a � <br /> 10 35 4 <br /> 7 <br /> 7 <br /> 12 <br /> SP 6 5/10-16 5/20 POORLY GRADED SAND (SP) >95% FINE-MEDIUM POORLY GRADED <br /> 14 SAND <5% FINES MODERATE YELLOW BROWN NO PRODUCT <br /> ODOR—NO ORGANICS DRY WEAK CEMENTATION HOMOGENOUS <br /> - 16 <br /> 35 <br /> — 9 --- - - - <br /> (; ,1 13 <br /> rr <br /> 20- <br /> 3 5SC 16 5/20-21 5/25 CLAYEY SAND (SC) 70% FINE-MEDIUM POORLY GRADED SAND <br /> { Y2 30% FINES MODERATE YELLOW BROWN NO PRODUCT ODOR <br /> =r 22 NO ORGANICS MOIST WEAK CEMENTATION HOMOGENOUS <br /> y , <br /> } _ <br /> Yy.... ,� 24 <br /> J _ <br /> T 5 10 <br /> +J s 2fi 17 <br /> = 19 CL 17 <br /> a 21 5/25-26 5/30 LEAN CLAY WITH SAND (CL) <15% FlNE-MEDIUM POORLY GRADED <br /> {= 28 SAND 585% FINES NO DILATANCY LOW-MEDIUM TOUGHNESS <br /> MEDIUM PLASTICITY LIGHT GRAY SLIGHT PRODUCT ODOR NO <br /> NSI-MW1-305 ORGANICS MOIST WEAK CEMENTATION HOMOGENOUS <br /> _ 15 <br /> 16 <br /> 25 <br /> 32 <br /> _ 26 5/30-36/40 WELL GRADED SAND (SW) 95% FINE-COARSE WELL GRADED SANO <br /> 5% FINES MEDIUM GRAY MODERATE PRODUCT ODOR NO ORGANICS <br /> 34 SW WET WEAK CEMENTATION HOMOGENOUS <br /> = 4 <br /> 26 I <br /> 36 55 <br /> a = <br /> 36/40-41 LEAN CLAY (CL) <15% FINE POORLY GRADED SAND >85% <br /> 40 4 5 35 CL FINES NO DILATANCY MEDIUM TOUGHNESS MEDIUM PLASTICITY <br /> ~ 50 MODERATE YELLOW BROWN NO PRODUCT ODOR NO ORGANICS <br /> MOIST-WET WEAK CEMENTATION HOMOGENOUS <br /> 42 <br />