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1! <br /> WELL MW-7 <br /> ovt� GRAPHIC DESCKIPTION <br /> (PP—) LOG SIERRA <br /> 0 ----- 4" A5 halt <br /> Lean CLAY (CL) black, damp, ovfF -90% <br /> clay, -10%fine Sand, low est K <br /> v <br /> W —-- <br /> —= Mottled yellow at 6 feet <br /> Z - - -- - - - - - - - - - - -- - - - - - - - - - - - - - - - <br /> ] 10 Poorly graded SAND (5P) light brown, damp, <br /> Q medium dense, <5% oilt, -90% medium Sand, <br /> 0 -5%Small gravel, moderate est K <br /> s <br /> I5 0 = _-- Lean CLAY (CL) Ilght brown, damp, Stiff-70% <br />. clay, -20% eilt, -10% fine Sand, low est K <br /> x - -- - <br /> W ---_— 10-15%fine Sand at 20' <br /> Q <br /> 0 2 4 <br /> in Wiva <br /> 1 <br /> Well Construction and Boring Log - former underground <br /> Well MW-7 storage tanks (approximate) <br /> '------------° <br /> � W <br /> Chevron Service Station 49-6171 pay booth <br /> 6633 Pacific Avenue <br /> Stockton, California W <br /> N � <br /> pumps U <br /> W <br /> S peerivisor C Kramer P E SC45846 0 30 ft <br /> Drilling Company 501'6 Exploration Services <br /> C 57# 582696 <br /> Driller Ken tenk a+ <br /> Drilling Method Hollow Stem auger MW-7 <br /> Date Drilled August 18 1993 <br /> Well Head completion Locking cap&traffic rated vault <br /> Type of sampler 5plit barrel(2"ID) <br /> i <br />