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IT CORPORATION BORING NO MW-6 LOCATION MAP PAGE 2 OF 2 PROJECT NO 911-011 1B CLIENT Tosco Station#4409 SEE SITE MAP FOR LOGGED BY K Waldo DATE DRILLED 11/28/00 DRILLER Cascade Drilling LOCATION Stockton LOCATION DRILLING METHOD HSA HOLE DIAMETER 8" SAMPLING METHOD CAL MOD HOLE DEPTH 80' CASING TYPE SCH 40 PVC WELL DIAMETER 2" SLOT SIZE 0 020 WELL DEPTH 80' GRAVEL PACK #3 RMC SAND CASING STICKUP FLUSH MOUNT 00 BOREHOLE � � o W U a D Z �, > Z LITHOLOGYMEMARKS BACKFILL to a ww 00 Q w-i wLU o O 2U d C-0 0ity C7 cn SM SANDY SILT, yellowish brown (IOYR 5/4), saturated, 60 Sat 87 46 to 65%non plastic fines, 35 to 40%fine to coarse poorly sorted sand, friable, white mottling, slight petroleum odor 48 V Msl 1141 77 50 SANDY SILT w/Clay,brown/dark brown (IOYR 4/3), 52 very moist, 70% low plasticity fines, 30%very fine sand, white mottling, moderate petroleum odor D 54 0 V Ms 1566 90 56 @ 55'As Above, black staining, strong odor 2F w 58 W z U z Sat 1198 60 GO SAND, dark yellowish brown (10YR 4/4), saturated, 90% LU B2 very fine to fine well sorted sand, 10 %non plastic fines, strong petroleum odor 64 V Ms 175 85 66 SANDY SILT,brown (IOYR 5/3), very moist, 70%non plastic fines, 30% fine to medium poorly sorted sand, black fi8 and white nodules, moderate petroleum odor 70 Sat 85 SANDY CLAY, dark gray(IOYR 4/1), very moist, 70% 72 moderately plastic fines, 30% medium sand, slight odor p 74 V Mst 23 5 87 76 SILTY SAND,brown(IOYR 5/3), very moist, 70 to 75% Cf) very fine to fine well sorted sand, 25 to 30%non plastic 78 fines, slight petroleum odor 80 Sat 65 80 @ 80'As Above, saturated 82-- 84--- 86--- 28486 BOTTOM OF BORING @ 80' 88