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F WELL/ 13-3/ <br /> 1189 Moura HERMAN RD SUITE 101 MW-3 <br /> SCOTTS VALLEY CA 95088 iMiONE +aa)+sts—rsit <br /> racaxaaocaas, rxc FA71(Lr�='� PAGE 3 of 3 <br /> PROJECT NO 8239-02 CLIENT Jack Vaugh & Darryl Christensen <br /> LOGGED BY Paul A Studemeister DATE DRILLED 3/12/92 <br /> 1 DRILLING METHOD- Hollow Stem Auger LOCATION 595 E. 11th Street, Tracy, CA <br /> DRILLER Spectrum Exploration, Inc HOLE DIAMETER- 1o" <br /> CASING TYPE Schedule 40 PVC, 4 In HOLE DEPTH 15 0 Ft <br /> SLOT SIZE 0 oto' WELL DEPTH 15 0 Ft. <br /> SAND PACK Lonestar Sand 2/12 WELL DIAMETER: 4 In. <br /> GAS ANALYZER Heath Tech Porta FID SCREENED INTERVAL-50 to 170 Ft <br /> 1 c 0 <br /> yzaz o � W a LITHOLOGY/ REMARKS 3 <br /> �U �V m D Z <br /> O <br /> 0 fn U <br /> I <br /> 0 Cracked asphalt topping <2 thick <br /> CL Silty to Sandy Clay (CL), fine sand, <br /> vv vv <br /> 2 brown-green, low to med plasticity, stiff, <br /> vv i <br /> grades at depth into clayey sand, slight hydrocarbon <br /> 4 <br /> odor starting at approximately 2 ft depth <br /> vv v <br /> ee 9a <br /> ;Sf <br /> p 50 3/3/5 6 e3 -s0 -sandy clay with fine-med sand In clay-rich <br /> matrix, stiff, slight hydrocarbon odor, low plasticity <br /> da a Sand SC with lenses of sand Ela — — — <br /> SC Y Y � � - - - - Y Y <br /> to 100- 3/6/6 10 brown with blue-gray mottling; low plasticity, <br /> strong hydrocarbon odor <br /> wet 150 B3 -t6 5 <br /> 12 <br /> SM Silty Sand (SM) with minor clay, brown--green <br /> 14 — — — — — — <br /> 1 with blue-grey discoloration, wet, soft, strong <br /> hydrocarbon odor (900 ppm FID) <br /> B3 -155 - - - - - - - .. — <br /> wet 4 3/4/4 1 6 Sp -- - - - - - - - ---� - -- - - - - --- � <br /> 18 Sand (SP),poorly graded, coarse sand, loose, <br /> wet, trace of pea gravel, no or slight hydrocarbon <br /> odor <br /> t 20 End of Hole= 17 Oft <br /> 22 Notes- heaving sands were encountered <br /> during drilling below groundwater level <br /> 24 -hydrocarbon odor resembeled gasoline <br /> -well was swabbed following well <br /> 26 construction <br /> 1 -depth to water In well was at <br /> 7 78 ft below top of well <br /> 28 casing (3/12/92) <br /> 30 <br /> i 32 <br /> 34 - <br /> 36 <br /> I 38 b2390ab3 <br />