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Project: ARCO Station # 4493 Log of Monitoring Well: Y Location:205 N Center Street,Stockton,CA Project Number. 38466609 MW-1LZD <br /> 4Dates DnIled 12/5/03 Total Depth 81 feet Borehole Name- SO-2 <br /> 11rng Contacts' Woodward Dnlhng well Construction Date Jogged By Jeff Brooks <br /> Borehole Diameter 8-tach Casing Diameter 2 inch Casing Type Sch 40/PVC Chmked By Vern Elartls,RG <br /> Dnlbng Method Hollow Stem Anger Screen Interval 75 5-80 5 feet Slot Size 0 020 inches Sampling Method CA Modified Split spoon <br /> Comments Lithology from SECOR log B-1(518!00) 0-55 feet <br /> p � t <br /> a <br /> a A <br /> LITHOLOGY DESCRIPTION WELL CONSTRUMON E <br /> 0 0 <br /> Planter Soil surface Flush mmmted traffic rated <br /> vault box <br /> Silty Sand(SM) Dark yellowish brown,fine gnat-d sand, well secured with loduag <br /> moist. P Cap- <br /> 5-- Sandy Clay(CL) Dark Dive brown.very fine to fine gramed 5 <br /> sand,medium stiff <br /> New surface to 70 feet Neat <br /> Cement <br /> �0 10 <br /> Silty Sand(SNI)Dark brown,fix to medium grained sand. <br /> damp <br /> Silty Clay(CI.) Gray,firm,damp <br /> 2rnich SCH 40 PVC <br /> 15 Silty Saud(SW Gray to grayish brown,sue to mecum grained 15 <br /> sand,wet. <br /> i <br /> S <br /> � Z First water at 20 feet Ethology confirmation of B-1 20 <br /> from soil cutungs for interval <br /> 0-55 feet. <br /> Saturated 2.5 <br /> Stauc water keel at 27 8 feet(9-00 am,12115103) <br /> 30 30 <br /> Saud(SP) Gray,poorly graded,fine to medium grained <br /> • saturated <br /> Clayey to Sandy Silt(Nix.) Gray,Tine grained sand,medium <br /> stiff mast to wet. <br /> 40 40 <br /> Sand(SP) Gray poorly graded,fine grained,loose saturated <br /> 45 - 45 <br /> UI�.S 3870 GtewgOak.95 3oe 300 <br /> Saci�aro CA 95833 3 <br /> 916679-2000 <br />