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RE 00005-511109`- <br /> Monitoring Well MW-4 <br /> project -Q-,eyran,S. <br /> Owner Che vror U.5.A -_Jnc. Drilling Log <br /> Location 139 S, Center,, StoCktcn, CA project Number 203 175 3291.01 <br /> Bate Drilled 2112191 Total De.,%th of Hole60.0 ff� Diameter Q,n in, sele Site map <br /> Surface Elevation -- kattr Level Initial 49 0 ft. a4--ho"r _e4,07 ft, For BorJN Location <br /> Semen: 01a Length Ef 0 ft. SI-it Size -C, NOG. <br /> Lasing: We -P 0 Length -t5.P ft. Type SCN d0_PVC <br /> Filter Pack Materi "IZIRPIS Lustre <br /> Willing CDmwy pacific Fxyl. Drilling Method fi-_k212ow Std Aucei, <br /> Griller bhnn _Ar qurs Jr2 Log by Fred Hayden <br /> Geologist/Engineer Allen 0, Storm License No M -d- <br /> Description <br /> C1 <br /> C a (COIO;1, Texture, Structure) <br /> 0 Three incheS ASPHALT <br /> ine Inches BAr- course <br /> C "'-OaPk grey CLAY -:redium Stiff, card, no hydrocarbon odor) <br /> 2 7 <br /> CL <br /> 4 1 Moderate brown Silty CLAY (medium stiff. damn, <br /> C Ic MW4-5 ZS nO hydrocarbon door) <br /> Dark yellowish brown silty CLAY (Stiff. damn. <br /> 6 i no hydrocarbon odor) <br /> I+ I <br /> C C <br /> ML right alive grey clayey SIFT (medium stiff, Camp, <br /> no hydrocarbon odor) <br /> :> <br /> 8 <br /> 20 Light brown sandy CLAY (soft, damp. no hydrocarbon Door) <br /> 10 MW4-10 35 <br /> CL <br /> Light brown clayey SILT (stiff, damo, no hy0rocartorr odor) <br /> 12 <br /> 14 <br /> 20 <br /> C C MW4-15 50 ML <br /> 4 <br /> Moderate yellowish brown Clayey SAND with Silt (Soft, darO, <br /> no hydrocarbon odor) <br /> 7 <br /> 15 <br /> V. MW4-20 30 <br /> SC <br /> C 10 <br /> 22 — <br /> Tan silty CLAY with sand (Soft, dame. no hydroCaroon odor) <br /> 24 25 CL <br /> M.W4-25 27 <br /> C C <br /> 26 :L <br /> Page I of 3 <br />