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09/28/07 16: 0a $510 842 8370 CHEVRON U. S.A. Z017/024 <br /> It U <br /> �—� DrillingLo <br /> r _I® GROLMOWATEg <br /> f� <br /> I' ❑1DE TECHNOLOGY Monitoring Well MW-12 <br /> Project Chevron - Stockton Owner Chevron U.S.A. products Co. <br /> Location 45E,951 HardJA0 wav Project No. 020T0 3399 _Date drilled 08/19/93 <br /> Y p c a N <br /> ate- m°1 dpo rpt V`. QBSCriptiQn <br /> 2 <br /> o e a a o� �' (Color, Texture, Structure) <br /> U I Cn m Trace < 10%. Little 10% to 20%, SOMe 20% to 35%. And 35% to 50% <br /> 7i <br /> - 24 — Mw- Gray brown silty SAND (continued) <br /> < < 12-25 . ii <br /> D S (Grades sandy SILT: 70% silt, 30% tine sand) <br /> la <br /> is <br /> ' 28 (Graces yellow brown, 609: silt, 40% fine sand, moist) <br /> Mw- ML <br /> 30 = p 12-30 (Grades gray brown, 50% silt, 30% fine sand, 200-1 clay) ! <br /> 0 <br /> q <br /> 32 - <br /> 34 - mw- <br /> 0 I 12-35 <br /> s i�. Light Dray CLAY: 904: slit. IC%. silt, 10% tine sand (slightly <br /> 3611 moist, brittle, low plasticity, no hydrocarpon odor) <br /> Ir <br /> CL- I <br /> 3E <br /> 19x- <br /> 40 ( 0 YBIIOw brown SILT: 609: silt. 2D% clay. 209.: fine sand (slightly <br /> 7 Y most. low p;zstl�:it y, no ray aroc ar7on odor) <br /> 42 <br /> 44 = MW- <br /> 012-45 <br /> — 7 (Grades sandy SILT: 609: Banc, 20% clay, 20% fine sand) <br /> —46 - <br /> 13�.: <br /> ML <br /> 48 — <br /> I14w- (Grades 905.' silt. IO o clay, 10% tine sand) <br /> 50 _ 2-5p 0 Yellow brown sandv SILT: 50% silt, 30% fine sand, 20% clay. <br /> 10 � !race miCo (slightly r110rs t. IOw DlaSl,cily. trace! CaIICh2 i <br /> veins. no hydrocarbon 000r). <br /> 52 I Ercoumt-ref• walee 06,128103 <br /> - 54 — -i <br /> 2 55 <br /> _ 0 s I r3rown anc blac� mof fled SILT: 60°, Sill. IC% fine sand, t0% Gay, <br /> 5 I trace fine gravel trace Coca (moist, low plasticily, no <br /> 56 �i it nyorocareon odor) <br /> `J oe/Joraol i,rnioc-ea,92 m Pace: 2 C :. <br />