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' AWASSMATES INC. LOG OF WELL IW2 1117 I=Pdm Ike,S*! Ibdlsio,r�of PROJECT _s1AMgR SERVICE CENTER LOCATION 4g7sEAST MAIN STREET. st'OCKTON. CA PROJECT NO. 54-2&823-0002_ DATE DRILLED 01/21/04 LOGGED BY JOHN SFt 1 MAN - — REVIEWED BY LORRAINE M. SAWYER,B,G. DRILLING COMPANY WOODWARD-DRILI INC—CO._ DRILLER FRANK RAMIRET METHOD HOLLOW STEM BORE HOLE DIAMETER 8 AN DEPTH DRILLED 110-5 FT DEPTH TO WATER : INITIAL ZQ FT STATIC FT CASING TYPE PVC- _ DIAMETER _ 314_ A SCHEDULE _BO INTERVAL 0 - FT TO 71-S&1M-2FT SCREEN TYPE OZONE DIFFUSER DIAMETER 1 3/4 IN SLOT SIZE - IN INTERVAL 71.5-& 105 2FT T074 J; 107.7FT FILTER PACK TYPE #3 SAND _ INTERVAL 69 & 103 FT TO 78& 1 10.5 FT SURFACE SEAL TYPE NEAT_CEMENT OVER BENTONITE_ _ ,_ —.— INTERVAL 0 FT TO 66 FT ' COMMENTS: PAGE I Or--L— WELL DEPTH PID SAMPLE ID LTIH0L0GIC DESCRIPTION DETAIL FT. PPY BLOWCOUNT LOG 2 ' 4 6 1 g 10 6 4 { OH s 6.5/10-0--11-5/15.0' ORGANIC CLAY (OH): 1 D0% FINES; MEDIUM DRY ' 12 STRENGTH, MEDIUM TOUGHNESS, MEDIUM PLASTICITY, BROWN COLOR, NO ODOR, ORGANICS, MOIST, WEAK CEMENTATION 14 25F SM 16 67 50 11.5/15.0-16.5/20.0' SILTY SAND (SM): 70% FINE, POORLY GRADED SAND; 30 % FINES; LOW DRY STRENGTH, BROWN COLOR, NO ODOR, ' is— NO ORGANICS, MOIST, WEAK CEMENTATION 20 ' 11 32EINORGANIC SILT (ML): 100% FINES; MEDIUM DRY STRENGTH, MEDIUM TOUGHNESS, NO PLASTICITY, BROWN 22 COLOR. NO ODOR, NO ORGANICS, DRY, WEAK CEMENTATION ' 24 113 t2 26 15 OL ' 1.5/25.0-26.5/30.0 ORGANIC CLAY (OL): 100% FINES; MEDIUM DRY STRENGTH, LOW TOUGHNESS, LDW PLASTICITY, BROWN 28 COLOR, NO ODOR, ORGANICS, MOIST, WEAK CEMENTATION ' 30 823 13 19 SM 24 6.5/30.0-31.5/35.0 SILTY SAND (SM): 60% FINE, POORLY GRADED SAND; 40 32 % FINES; LOW DRY STRENGTH, BROWN COLOR, SLIGHT ODOR, ORGANICS, DRY, WEAK CEMENTATION 34 ' -36- 342 s CL g 1.5/35.0-36.5/40.0' INORGANIC CLAY (CL): 100% FINES; LOW DRY STRENGTH, LOW TOUGHNESS, LOW PLASTICITY, DARK GRAY COLOR, 38 SLIGHT ODOR, NO ORGANICS, MOIST, WEAK CEMENTATION 40