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'AWCASSOCIATES INC. 1117 Lane Palm Aymm Suite B,kd&,Uomia,01 %-.001 LOG 0 F WELL V EW 3 PROJECT DIESEL PERFORMANCE LOCATION 2804 EAST FREMONT STREET, STOCKTON, CA PROJECT NO. 54.62577.0001 DATE DRILLED 12/05/01 LOGGED BY JOHN SELLMAN REVIEWED BY JEANNE HOMSEY C47410 DRILLING COMPANY WOODWARD_DRILLING DRILLER VAN LEONARD METHOD HOLLOW STEM AUGER BORE HOLE DIAMETER 8 IN DEPTH DRILLED 45 FT DEPTH TO WATER INITIAL FT STATIC FT CASING TYPE PVC DIAMETER 2 IN SCHEDULE 40 INTERVAL 0 FT TO 25 FT SCREEN TYPE PVC DIAMETER 2 IN SLOT SIZE _ . 0.020 IN INTERVAL 25 FT TO 45 FT FILTER PACK TYPE RMC LONESTAR NO. 3 INTERVAL 23 FT TO 45 FT SURFACE SEAL TYPE NEAT CEMENT OVER BENTONITE _ INTERVAL 0 FT TO 23 FT COMMENTS: PAGE 1 OF? WELL DEPTH FID SAMPLE ID LITHOLOGIC DESCRIPTION DETAIL FT. PPM BLOWCOUNT LOG 0-2.5" ASPHALT 2 CL 2.5"-6.5/10' SILTY CLAY (CL): 100% FINES; LOW DRY STRENGTH, LOW TOUGHNESS, LOW PLASTICITY, VERY STIFF, BROWN, NO PRODUCT ODOR, NO ORGANICS, DRY, WEAK CEMENTATION, HOMOGENOUS 4 10 6 8 10 25 10 SM 12 6.5/10'-11.5/15' SILTY SAND (SM): 70% FINE, POORLY GRADED SAND, 30% FINES; 14 LOW DRY STRENGTH, LOW TOUGHNESS, NO PLASTICITY. 12 BROWN, NO PRODUCT ODOR, NO ORGANICS, DRY, WEAK CEMENTATION, HOMOGENOUS 14 16 5 91 11.5/15-31.5/35' POORLY GRADED SAND (SP): 100% FINE, POORLY GRADED SAND; NO DRY STRENGTH, LOW TOUGHNESS, NO PLASTICITY, BROWN, NO PRODUCT ODOR, NO ORGANICS, DRY, WEAK CEMENTATION, HOMOGENOUS 18 20 4.5 9 10 SP 22 24 40 10 - 10 26 10 28 30 100 9 MEDIUM SAND 8 = 11 32 34 _ VEW3-35.5 400 12 36 17 CL 23 31.5/35-36.5/40' SILTY CLAY (CL): 10OX FINES; NO DRY STRENGTH, MEDIUM TOUGHNESS, MEDIUM PLASTICITY, VERY STIFF, BROWN, NO PRODUCT ODOR, NO ORGANICS, 38 \ DRY, WEAK CEMENTATION, HOMOGENOUS 40