Laserfiche WebLink
�� Drilling Log <br /> III {I GRouNowaTER Monitoring Well MW-12 <br /> � TECHNOLOGY <br /> Project chevron - Stockton Owner Chevron L)S A Products co See Site Map <br /> Location 45 East Hardrno wav Project No 02070 3399 pate drilled 08/29193 For Boring Location <br /> Surface Eley Total Hole Depth 655 ft Diameter 7 in ft <br /> Top of Casing Water Level Initial �� �� Static CDMM�NTS <br /> Screen Dia -L-In Length 25 It Type/Size 0 020 in <br /> Casing Dial-11- Length 30 ff Type SChed 40 PVC <br /> Filter Pack Material �12 Sand Rig/Core Type C47 Sz)ht spoon <br /> Drilling Company Sorts Ex Services Method H0110k stfm aucer permit f <br /> Driller Mr1 o Duffv Log By Rol Hertato <br /> Checked By =d Simonts License No RG X22 EHARMK12/dsb <br /> ❑aC� _moo � U Description <br /> nf c n E V 2J'Z OC S {Color, Texture, Structure} <br /> U i �nmx ; I Trace < 10% Little t0% to 20%, Some 20% to 35%. And 35% to 50% <br /> 0 <br /> :n 12 inches of asphalt <br /> 2 < < Dark gray CLAY 60% clay, 20% silt trace very fine sand <br /> C'+ (slightly moist, high plasticity, no hydrocarbon odor) <br /> • c cr ' <br /> < < I Yellow brown silty SAND 50% fine sand 40% silt (slightly <br /> 4 MKI- � SN moist to dry, very dense, friable, no hydrocarbon ogor) <br /> < <br /> 0 7 <br /> S < < - rr Yeliow orange SILT 701 silt 20% clay 10% fine sand (slightly <br /> i� moist, low plasticity, no hydrocarbon odor) <br /> g < <br /> < c <br /> 10 �< < j ML <br /> ;2-;o <br /> 0 11 Ligh' brown sandy SILT 2% fine sand 5% medium sand 20" clay <br /> < c 2r 50% silt (Criss-crossep with caliche veins, dry brittle, <br /> no hyoro=arbon odor) <br /> 12 < c <br /> < c <br /> 14 ` < j Mw- <br /> < < 112`i5 <br /> 0 _ 5 Red brown silty SAND 70% fine sand 301^1 silt trace mica <br /> < 1i r (slightly mDrst friable no hydrocarbon odor) <br /> � IMYr— <br /> < < ;t?-20 <br /> 5!' <br /> 20 i 0 I 7 (a apes grafi brown moist) <br /> < < <br /> 22 ` <br /> 24 < I I <br />