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Project CIRCLE K STORE NO 8571 Log of Boring/Monitoring Well <br /> Boring Location 8606 THORNTON ROAD, STOCKTON, CA --- lProject No 713888-010-03 MW-4 <br /> Subcontractor—and Equipment WOODWARD DRILLING/B57 Loed By C H IDrawn By C R <br /> Sampling Method SPLIT SPOON Monitoring Device PID Comments <br /> Start Date/Time 1/28/99//0852 Finish Date/Time 1/28/99//1305 <br /> First Water NO 350 FEET Stabilized Water Levet (bgs) 28 61 FEET <br /> Surface Elevation NA Top Casing Elevation NA <br /> gQ F Boring Abandonment/ <br /> N LITHOLOGIC DESCRIPTION Well Construction Details <br /> E `r �' Q E (color, grain size, consistency, moisture, other) <br /> E <br /> a o o O V1 <br /> m o <br /> o cn <br /> 5,. CONCRETE <br /> TrafFc--Toted <br /> 1 CLAY (CL) (0,0,0,100) DARK BROWN, firm, damp, no Christy Box <br /> 2 hydrocarbon odor <br /> 3 <br /> 4 <br /> MW-4-5 6 5 CLAYEY SILT (ML) (0,0,80,20) GRAY, firm, moist, <br /> 15 0 6 —m no hydrocarbon odor <br /> 28 <br /> 7 <br /> Cement <br /> 8 Grout <br /> 9 <br /> MW-4-10' 7 10 CLAYEY SILT (ML) (0,0,80,20) GRAY, firm, moist, <br /> 16 11 11 no hydrocarbon odor 2'0 Sch 40 <br /> 26 PVC Blank <br /> Casing <br /> 12- <br /> 13- <br /> 14— <br /> MW-4-15' <br /> 21314MW-4-15' g 15 CLAYEY SILT (ML) (0,0,70,30) GRAYISH BROWN, firm, <br /> 23 o3 16—mmoist, no hydrocarbon odor <br /> 54 <br /> 17 <br /> 18 <br /> 19 <br /> g 20 SAND (SP) (0,100,0,0) BROWN, fine to medium sand, <br /> MW-4-20' 24 21 loose, damp, no hydrocarbon odor <br /> 44 03 <br /> 22 Bentonite <br /> Chips <br /> 23 <br /> 24 #3 Lonestar <br /> Sand Pack <br /> Y MW-4-25' 10 25 CLAYEY SILT (ML) (0,0,40,60) GRAYISH BROWN, stiff, <br /> 31 0 <br /> 26—mdamp, no hydrocarbon odor = 2'0 sch 40 <br /> N PVC D 020' <br /> 27 = Slot Screen <br /> x <br /> 2B <br /> +n <br /> 2s — <br /> 0 <br /> 3D <br /> Reviewed By Date <br /> SECOR Revised By Date Page af—L <br />