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I i AAWASSOCIATES INC. ' II17(me Pain*Self kWdk CoVar4 X391 LOG OF WELL MW4 J PROSECT GLOVER PROPERTY LOCATION 7675 WEST ELEVENTH ST. TRACY, CA PROJECT NO. 17RGI.0001 DATE DRILLED 0:50924 LOGGED BY TOM t LITTERMAN REVIEWED BY JEANNE HOMSEY C47410 i DRILLING COMPANY VkW DRIIL INC INC_ DRILLER RICK METHOD HOLLOW STFM ALGER BORE HOLE DIAMETER _ 8._.._IN. DEPTH DRILLED 28_ FT DEPTH TO WATER : INITIAL 8 FT STATIC F1' CASING TYPE PVC DIAMETER 2 IN SCHEDULE 40 INTERVAL 0.._ FT TO 6 FT SCREEN TYPE PVC DIAMETER 2 IN SLOT SIZE 0.020 IN INTERVAL 6 ET TO 26 FT 1 FILTER PACK TYPE RMC LONFSTAR gi _ - INTERVAL 5 ET TO 2g FT SURFACE SEAL TYPE NEAT CEMENT OVER BENTONITE INTERVAL 0 ET TO 5 ET. COMMENTS: FID BACKGROUND READINGS RANGED FROM 2 TO 5 PPM PAGE I OF-.L-- DEPTH F DEPTH PID SAMP 10 UTHOLOGIC DESCRIPTION DETAIL FT. PPM BLOWCOUNT LOG 0-2" - Asphalt I 2 4 6 CL 2--6.5/10' LEAN CLAY (CL): <15% FINE, POORLY GRADED SAND: >85% FINES; •. 8 7 6 NONE-SLOW O:LATANCY, MEDIUM TOUGHNESS, MEDIUM PLASTICITY, I f LIGHT OLIVE GRAY, NO PRODUCT ODOR, NO ORGANICS, MOIST, I WEAK CEMENTATION, HOMOGENOUS = 1D CP-MW4-10.5 I 3 6 CL 6.5/10-11.5/15 SANDY CLAY (CL): 40% FINE. POORLY GRADED SAND; 60% FINES; I 12 LIGHT OLIVE BROWN, NO PRODUCT ODOR, MOIST-WET, WEAK CFMENTATION. HOMOGENOUS T4 t 4 50 SP 11-5/15-16/20' POORLY GRADED SAND (SP): >95X FINE, POORLY GRADED SAND; _ 16 <5% FINES; DARK OLIVE BROWN, NO PRODUCT ODOR, NO ORGANICS, WET, WEAK CEMENTATION, HOMOGENOUS 18 — 20 71 3.5 14 _ 25 22 CL 16/20-28.5 LEAN CLAY (CL); <1OX FINE, POORLY GRADED SAND-. >9OX FINES; MEOIUM-HIGH DRY STRENGTH, NO DILATANCY, MEDIUM-HIGH -- 24 TOUGHNESS, MEDIUM PLASTICITY, DARK YELLOW BROWN, NO 2 CP-MW4-25.6 PRODUCT ODOR, NO ORGANICS, MOIST, WEAK CEMENTATION, _ 7 HOMOGENOUS 26 22 28— _30- 32- 40- 42— B30324042