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GRAPHIC LOG DESCRIPTION <br /> 1 Christy box 0 Asphalt <br /> &locidng cap <br /> Cement • - -——— <br /> 2'sch 4o 4-4•- —— <br /> PVC casing 2 <br /> •I :t IJ L•y:. <br /> Bentonlle 4 — <br /> pellet seal <br /> •L� —�'L•'L1 L' <br /> 12 D --- —__ Silty SAND(SM);tine-grained;olive-brown to brown;dry <br /> to moist;medium dense <br /> 19 -- — <br /> f 7 & <br /> _# 6 17 <br /> 10-20 sandON <br /> ? <br /> 'L. <br /> i' 'i'— <br /> •..•..—— <br /> - ::• `-•-i-:-: <br /> 2'sch 40 — 8 - -- <br /> # PVC casing <br /> E[ with.02'Slots — - _'•-—————• <br /> 10 s D ` - •- =`•` Silty SAND(SM);fine-to medium-grained;olive-brown <br /> — •77:-.•y—— to brown with dark gray mottling and black staining;dry <br /> _ <br /> _;L;`:.:.::.:, to moist;medium dense <br /> 13 <br /> 12 <br /> rL� Inch Radius 0 2 4 6 <br /> continues <br /> !_ Logged by: Zoe Aguiar <br /> Project Mgr: Justin Power <br /> Dates Drilled: 12/11/92 <br /> F=3 EXPLANATION <br /> Drilling Company: Kvilhaug <br /> Recovered drill sample est K Esrimaied permeability CONTACTS: <br /> [hydraulic conductivity) Drilling Method: 7"Hallow Stem Auger <br /> P rY 2K=secondary■ Sample sealed for chemical analysis 1 K= rima Solid where certain <br /> •••-••--• Dotted Driller: Mike,Joel <br /> edwhereapproximole - <br /> ® Sieve sample NR No recovery <br /> ® Grab sample = Wotar level during drilling — — — Dashed where uncertain Well Head Completion;Christy box and locking cap <br /> y Water level in completed well //////. Hachured where gradational Type of Sampler: Brass lobos/split spoon <br /> sample TD(Total Depth: 23.0 feet <br /> LOG OF BORING: B-21MW-2 BORING <br /> ...........-� - `-_A BP Oil Facility No. 11195 <br /> 16500 South 1-5 B-2 <br /> s# <br /> { <br /> Lathrop, California <br /> PROJECT NO. 17052.01 12/92 <br /> Il� <br />