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U �nvulr [ �WH1 t�K <br /> TECHNCOe4GY %0.041 <br /> Division of Oil Recovery Systems, Inc <br /> Well Number_ 7 Drilling Log <br /> Project -7Sketch Map <br /> Owner C.ni -bland -C_orp _— <br /> Location Stockton CA See site map_ <br /> Project Number 2{}-9-$QLD <br /> Date Drilled 5-,i'_2���Total Depth of Hole 7_5__In _ <br /> I St1 Fes,Diameter <br /> Surface Elevation Water Level,Initial 31 Ft . 24_hrs. 2 9. 61 Ft . <br /> Screen: Dia 2 I n. Length 3 0 F t • _Slot size . 010 I n. <br /> ti <br /> Casing: Dia 2 In- Length- 20 F C . Type _ PVC <br /> Drilling Company Sierra PaCif icDrilling Method H .S • AUger _ Notes Sand to 16 Ft . <br /> Bentonite to 15 Ft . <br /> Driller _ L �Pera Log by E . Leka s <br /> 4� 6 P <br /> m O <br /> m a a v Description/Soil Classification <br /> i n Z E E (Color,Texture, Structures) <br /> m m `a cn z <br /> p Asphalt . <br /> Gravel . <br /> 1 f' <br /> 2 Black silty , fine sandy clay , damp , soft , <br /> no hydrocarbon odor. <br /> 3 <br /> 4 } Brown sandy , silty clay , damp , firm, no <br /> ,- <br /> hydrocarbon odor. <br /> 5 6-9-12 7A Brown , very silty-sandy clay , damp , soft , <br /> 6 r no hydrocarbon odor . <br /> 7 <br /> 8 <br /> g f <br /> _10 - s' 9--32-13 7B <br /> i <br /> 11f Trace gravels . <br /> 12 { <br /> X. <br /> 13 f Light- <br /> - <br /> ight brown fine to coarse sand , damp , <br /> -14- f loose , no hydrocarbon odor . <br /> r <br /> -15- 3--6-�8 7C <br /> 16 <br /> —17- ' <br /> 18 <br /> 19 <br /> 20 4-9-11 7D . <br /> Y <br /> 2? - <br /> 22 Trace gravels . <br /> 23 <br /> 24 <br /> 25— d &-41-13 7E White , zine sand , damp , loose , no <br /> ` `''' <br /> hydrocarbon odor . <br />