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Project: ARCO Station # 2186 Log of Monitoring Well: <br /> Location 3212 N California Street,Stockton,CA Project Number 38466463 BH-4/MW-8 <br /> -E V g E <br /> LITHOLOGY DESCRIPTION WELL CONSTRUCTION <br /> 53 As above except hard <br /> 95 51 95 <br /> 60 07 <br /> 64 Color change to dark yellowish brown only trace sand <br /> 100 79 100 <br /> 58 Silty Sand(SM) Dark yellowish brown 55%very fine to Fine <br /> grained sand 45%silt very dense moist <br /> 65 <br /> s0/8 <br /> 105 As above except 40%silt clayey sand mterbeds very moist to 105 <br /> 84 wet <br /> 9418 <br /> Sandy Clay with Silt(CL) Light olive brown 40%very fine to <br /> 9617 fine grained sand 20%silt hard moist <br /> 110 86 Silty Clay with Sand(CL) Olive brown 30%silt 20%very fine 110 <br /> to medium-grained sand very stiff moist <br /> 90/10 <br /> 115 115 <br /> * *No blow counts after <br /> hammer greater than 1400 <br /> pounds in weight due to use of <br /> As above except 40%silt 10%very fine to medium grained sand rods <br /> 120 120 <br /> 120 126 Bentonite Plug <br /> 125 125 <br /> Clayey Silt with Sand(ML) Light olive brown 20%clay 15% <br /> very fine grained sand very stiff to hard moist <br /> 130 -- <br /> 130 <br /> Silty Sand(SM) Olive brown 75%very fine to medium <br /> grained sand 25%silt micaceous dense wet 2 inch SCH 40 PVC 0 020 <br /> inch Slot Screen 129 134 #3 <br /> Fve <br /> ey Silt with Sand(ML) Light olive brown 20%clay 15% Filter Pack Sand 126 134 <br /> Fine gramed sand very stiff to hard moist <br /> 135 135 <br /> UM9166792000 <br /> 2870 Gateway Oaks Dr Sir 3110 <br /> Sa ramuiito CA 95833 <br />