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1 <br /> - Geological Audit Services, Inc BQR/NG L 0G <br /> ' =`! Environments/t A?5s1017a/5 <br /> YmbaLinda St0Ck°" McKibben <br /> Field Geologist Page 1 Of 2 <br /> Project Name Pacific Gas Drilling Co V&W Drilling Date 11-3-43 <br /> Project Number GeoAudit 652-5 Auger Type 8" H S Boring I D B-10 <br /> tWell Sample Blow OV Group <br /> Design Depth xdentificatlon Counts tiaadtng Symbol t Sosll3turtptton <br /> ' Surface grade,bottom of excavation,5 feet <br /> 10 NIS --- - - <br /> ' No sample collected,backfill,gravel <br /> NIS --- --- <br /> ' 6 <br /> 20 B10-20 S 0 Gray-brown,moist,silt, no hydrocarbon odor <br /> 18 <br /> O ML <br /> 6 <br /> B10-25 10 0 Gray,slightly damp,clayey silt,white mottling,no HC odor <br /> 14 <br /> C7 <br /> ' 13 <br /> 30 B10-30 18 1 SM Brown,moist, silty fine-grained sand,very slight HC odor <br /> 23 <br /> - - ----- -- - -- ---- -------------------- - -- <br /> 14 <br /> B10-35 20 0 Light brown,dry, silt,white mottling,green-gray patching, <br /> 41 no HC odor <br /> ML <br /> ' 17 <br /> 40 B10-40 21 425 Light brown,slightly damp,clayey silt,extensive white mottling, <br /> 31 strong HC odor <br />