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ASSOCIATES INC DEPTH PID SAMPLE I 1260 C ophtu Orne, Uoddo Co6lomlo, 9535t LOG OF WELL M W 2 — RIPON ,UNIFIED S.D. LOCATION 304 NORTH ACACIA AVFUUF RIPO_N__ Ca PROJECT NO I3099.00Q1 'PROJECT DATE DRILLED 012799 LOGGED BY TOM LUTTERMAN REVIEWED BY JEANNE HOMSEY G47.4.] O _ COMPANY _VRcw�nRll I IN(, INC. DRILLER_URE-RT VICKERY METHOD HQIInW 0-2 - Asphalt *RILLING ORE HOLE DIAMETER 8 IN DEPTH DRILLED 35 FT DEPTH TO WATER INITIAL 19 -FT STATIC 19 5- ET CASING TYPE PVC DIAMETER 2 IN SCHEDULE 40 INTERVAL 0 FT TO 14 FT SCREEN TYPE —PV(' _ DIAMETER 2 IN SLOT SIZE _0.020 IN INTERVAL 14 El TO 34 — E FILTER PACK TYPE RMC f CNFSTAR 93 INTERVAL 1'> FT TO 34 FT SURFACE SEAL TYPE NEAT CEMENT OVER --BENTONITE INTERVAL .- 0 FT TO 12 FT COMMENTS F�:7 T F PAGE OF ' ORGANICS DRY -MOIST WEAK CEMENTATION HOMOGENOUS WELL DEPTH PID SAMPLE I L{THOLOGIC DETAIL FT PPM BLOWCOUNT LOG DESCRIPTION 0-2 - Asphalt 2 SP -SM 7'_6 POORLY GRADED SAND WITH SILT (SP -SM) 90% FINE -MEDIUM POORLY GRADED 4 SAND 10% FINES MODERATE YELLOW BROWN ND PRODUCT ODOR NO ORGANICS DRY -MOIST WEAK CEMENTATION HOMOGENOUS 6 1 - - 8 10 3 12— _14- — 1 6 4 4 _ }g 6-30 WELL GRADED SAND (SW) >957 FINE -COARSE WELL GRADED SAND <5% — SW RUSO-MW2-19 FINES PALE YELLOW BROWN NO PRODUCT DOOR NO ORGANICS DRY -WET WEAK CEMENTATION HOMOGENOUS _ — 20 419 22 24 _ RUSD-MW2-25 929 2fi _ 30-33 WELL GRADED SAND WITH SILT (SW—SM) 907. FINE --COARSE WELL GRADED 2$ SAND 10% FINES LIGHT OLIVE CRAY MODERATE—STRONG PRODUCT ODOR WET WEAK CEMENTATION HOMOGENOUS RUSD-MW2-30 _ 30 284 33-35 LEAN CLAY (CL) <5: PINE POORLY GRADED SAND >95: FINES MEDIUM-HIGH _ - — DRY STRENGTH NO DILATANCY MEDIUM TOUGHNESS MEDIUM PLASTICITY MODERATE YELLOW BROWN NONE -SLIGHT PRODUCT ODOR MOIST WEAK = Sw-5M — 32 CEMENTATION HOMOGENOUS 35-38 ELASTIC SILT (MH) <15% FINE POORLY GRADED SAND >85% FINES LOW— _ """ a 34 MEDIUM DRY STRENGTH NONE --SLOW DILATANCY LOW -MEDIUM TOUGHNESS CL LOW PLASTICITY MODERATE YELLOW BROWN NO PRODUCT ODOR MOIST -WET 3 WEAK CEMENTATION HOMOGENOUS 36 38-39 SILT WITH GRAVEL (ML) 15% FINE POORLY GRADED SAND >;5% FINE GRAVEL MH <70% FINES LOW -MEDIUM DRY STRENGTH NONE -SLOW DILATANCY LOW TOUGHNESS LOW PLASTICITY MODERATE YELLOW BROWN NO PRODUCT 38 - - - ODOR NO ORGANICS WET WEAK CEMENTATION BLOCKY ML ' ' } ML 39-40 SILT (ML) <10r FINE SAND >90: FINES LOW -MEDIUM DRY STRENGTH 40 NONE -SLOW DILATANCY LOW TOUGHNESS NONE -LOW PLASTICITY MODERATE YELLOW BROWN NO PRODUCT ODOR NO ORGANICS WET WEAK e� CEMENTATION HOMOGENOUS