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1 AWASSCCIATES INC I I I I Lane PdM Ave,SUIIe B 1U ESIO, CJIf0fW, 9U LOG OF WELL M W 3 PROJECT DIESEL PERFORMANCE LOCATION 2804 EAST FREMONT STREET STOCKTON CA PROJECT NO 62577 0001 DATE DRILLED 12/14-18/99 LOGGED BY TOM LUTTERMAN REVIEWED BY JEANNE HOMSEY C47410 RILLING COMPANY V&W DRILLING DRILLER RYAN KUBLI METHOD HOLLOW STEM AUGER ' BORE HOLE DIAMETER 5_IJP_.. DEPTH DRILLED 65 FT DEPTH TO WATER INITIAL 51 FT STATIC FT CASING TYPE Pvc DIAMETER 2 1N SCHEDULE 40 INTERVAL n FT TO 45 FT SCREEN TYPE PvC DIAMETER _ 2 LLL_ SLOT SIZEo_. 0 010_—IN INTERVAL 45 FT TO 65 FT FILTER PACK TYPE INTERVAL 43 FT TO 65 FT ' SURFACE SEAL TYPE NEAT CEMENT OVER BENTONITE INTERVAL 0 FT TO 43 FT COMMENTS PAGE 1 OF 2 WELL DEPTH PiD SAMPLE ID LITHOLMc DESCRIPTION ' DETAIL FT PPM BLOWCOLINT LOG 0-2 ASPHALT 2 4 2"-6 5/10 LEAN CLAY (CL) <10Y FINE POORLY GRADED SAND, >90% FINES CL NO DILATANCY LOW--MEDIUM TOUGHNESS MEDIUM PLASTICITY ' 35 1315 MODERATE YELLOW BROWN, NO PRODUCT ODOR, NO ORGANICS, 6 DRY-MOIST WEAK CEMENTATION, HOMOGENOUS 8 1016 35 i7 SM -6 5/10-11 5/15 SILTY SAND (SM) 70% FINE POORLY GRADED SAND 30% FINES ' 24 MODERATE YELLOW BROWN NO PRODUCT ODOR NO ORGANICS i2 ORY-MO€ST WEAK CEMENTATION HOMOGENOUS —14- 3 435 14 ' za S8 ' 20 SP 11 5/15-305 POORLY GRADED SAND (SP) >90% FINE POORLY GRADED SANG, 13 <lC% FINES MODERATE YELLOW BROWN, NO PRODUCT ODOR NO 35 19 ORGANICS DRY WEAK CEMENTATION, HOMOGENOUS 22 ' 22 24 ' s 2fi 35 8 9 ' 28 ' 30 11 - 22 35 25 CL 30 5-31 5/35' LEAN CLAY WITH SAND (CL) 15% FINE POORLY GRADED SAND 85/ 32 FINES NO DILATANCY MEDIUM TOUGHNESS MEDIUM PLASTICITY DARK YELLOW BROWN NO PRODUCT ODOR NO ORGANICS MOIST WEAK CEMENTATION, HOMOGENOUS 34- 21 36 35 33 39 CL 31 5/35-41 5/45 LEAN CLAY (CL) <10Y FINE POORLY GRADED SAND >90% FINES 38 MEDIUM-HIGH DRY STRENGTH NO DILATANCY MEDIUM TOUGHNESS MEDIUM PLASIICITY DARK YELLOW BROWN NO PRODUCT ODOR NO ORGANICS, MOIST WEAK CEMENTATION HOMOGENOUS 40