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Boring Number, MW-2 HORIZON ENVIRONMENTAL INC <br />' Job Number 1641 13 <br /> Site Location Beacon #641, Stockton, CA <br /> Drilling Company Woodward Drilling Drilling Method 8—Inch Hollow Stem Auger <br /> Drilled By Erik, Amodor & Ryan Sampling Method Split—Spoon Sampler <br /> Date Drilled 09/15/97 Total Depth 75 Feet <br /> Logged By L Smith Depth To Groundwater 555 Feet <br />' a a C c <br /> y o p u o <br /> U_ Z c� a Soil a Well <br />' a a o r Cr o Description; Construction Comments <br /> E m rC= Ln' o a <br /> N o <br /> c U <br /> � <br />' 61 12 <br /> 15 18 18 0 SILTY CLAY, with fine—grained sand CL <br /> 18 <br /> y 61 tan to yellowish—brown, moist, hard, <br /> low plasticity Casing Installation Data <br /> 62 62 — 2—inch PVC <br /> =63 63 0 020—inch screen <br /> 64 84 — <br />' 65 65 Very moist = <br /> 8 <br /> 66 yr 13 18 18 0 66 SILTY SAND, reddish—brown, wet, medium SAI <br /> dense <br /> 67 67- <br /> 68- 68- <br /> 69— 69- <br /> 70— <br /> g70 n 11 70 = <br /> 71 a17 18 18 0 <br /> l 45 71 SAND very fine— to madrum—grained SP — <br /> medium brown wet, very dense — <br /> 72 72- <br /> 73— 73- <br /> 74- <br /> 374 n 11 74 — <br /> 75 yr 24 18 18 0 75111111111 <br /> Licht gray, dense <br /> Total depth 75 feet bgs <br /> 76 76 <br /> 77 77- <br /> 78— 78 <br />' 79 79- <br /> 80— 80 <br /> 87 B1 <br />' 82 82 <br /> 83 83 <br /> 8484 <br /> 85 85- <br /> 86 88 <br />' 87 87- <br /> 88— 88 <br /> 898g <br /> 90 90 <br />' Page 3 Of 3 <br />