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A ASSOCIATES INC. LOG OF WELL MW4 1117 lane Pokn IVIe,%&B kdigA CaflatA X I PROJECT _ INLAND PAINT COMPANY LOCATION 117 WEST HARDING WAY. STOCKTON, CA PROJECT NO. 54-17295.0001 DATE DRILLED 04ZO9/00LOGGED BY TOM LUTTERMAN REVIEWED BY RILLING COMPANY V&w nRILuNG INC. _ DRILLER CHRIS BFN50N METHOD HQI I OW STEM ORE HOLE DIAMETER a IN DEPTH DRILLED 39 FT DEPTH TO WATER INITIAL _ –25 FT STATIC FT CASING TYPE PVC DIAMETER 2 IN SCHEDULE 40 INTERVAL 0 ET TO L SCREEN TYPE PVC. DIAMETER 2 IN SLOT SIZE 0.020 IN INTERVAL 18 FT TO 38 FT_ FILTER PACK TYPE SRI SIPRFMF SANn NO- 8 INTERVAL 16 FT TO 38 FT SURFACE SEAL TYPE NEAT CEMENT OVER BENTONITE INTERVAL D FT TO 14_ El COMMENTS: Pin BACKGROUND READINGS 0 — 4 ppm _ PAGE 1 OF_L— WELL DEPTH PID SAMPLE ID LITHOLOGIC DESCRIPTION DETAIL FT. PPM BLOWCOUNT LOG ' 0-6" – Concrete 2 4 12 6 4 19 6" – 11.5/15' ELASTIC SILT (MH): <15% POORLY GRADED SAND; >85% MH FINES; NONE–SLOW DILATANCY, LOW–MEDIUM TOUGHNESS, 8 LOW–MEDIUM PLASTICITY, MODERATE YELLOW BROWN, NO PRODUCT ODOR, NO ORGANICS, DRY–MOIST, WEAK t CEMENTATION, HOMOGENOUS 1d 4 13 16 26 12 14 \\ 15 is 4 20 2z MH 11.5/15-21.5/25' ELASTIC SILT WITH SAND (MH): 15% FINE, POORLY r = GRADED SAND; 85% FINES; MODERATE YELLOW BROWN, 20 4 t3 NO PRODUCT ODOR, NO ORGANICS, DRY, WEAK 20 CEMENTATION, HOMOGENOUS — 23 22 — r 24 '1 IP—MW4-25.5 4 = f 26 15 SP–SM 21.5/25-26.5/30' POORLY GRADED SAND WITH SILT (SP–SM): 90% FINE, POORLY GRADED SAND; 10% FINES; MODERATE YELLOW j = BROWN, NO PRODUCT ODOR, NO ORGANICS, WET, WEAK = 29 CEMENTATION, HOMOGENOUS 30 4 1t ' 17 a 29 32 34 CL _ 26.5/30-39' LEAN CLAY (CL): <15% FINE, POORLY GRADED SAND; — 14 >85% FINES: NO DILATANCY, LOW–MEDIUM TOUGHNESS, ' + = 36 4 30 MEDIUM PLASTICITY, MODERATE TO PALE YELLOW BROWN, NONE–SLIGHT PRODUCT ODOR, NO ORGANICS, MOIST– IP—MW4-38.5 WET, WEAK CEMENTATION, HOMOGENOUS 38 17 r r• 50 —40- 42