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MW-12A <br /> B Projected 25'N B' <br /> West East <br /> CPT-6 CPT-7 CPT-8 Industrial CPT 9 CPT 10 <br /> 70 Ave. <br /> p ----------------L------ - ------ 0 <br /> --------- ----------------------- -- - - - --- ---- -------------------- - ------------ <br /> --------- ---------------------- ---- - --------- - --- ----- ------------ -- -- <br /> 50 —_ <br /> -20 --------- ----- ---------------------------- - ------------ -20 <br /> --------- ---- - - -- - ------------ ------------ <br /> -------- -------------- ------------------- ---- ----------- ------- <br /> 30— <br /> Base <br /> --- ------ <br /> 30 Base of B-Zone <br /> aa) -40 -------- -40 <br /> m <br /> (1) a) <br /> Cz - - -- -- -- -- - - - -- -- - -- - -- - - - ------------ m <br /> 3.4 <br /> C10 0 ---- - -------------------- - -------- - -8- ----------------- ------------ <br /> E ai -60 ------------ -60 <br /> ---- ------------------- ------------------- - ---------------- --- -- <br /> 4CC ------ --6--------------- �----------------- --------------------------- -------- ------------p 5 <br /> -0 O 3.5 O <br /> O ? <br /> ------- ------------------------ - ------------------- - ---------------------------- --- ------ _ <br /> Cz <br /> -10 ---- Base of UpperA-Zone---- --------------- -------- a) <br /> ------ ------------- -- ----------- <br /> w -80 --------- ------------------------ ------------------- ---------------------------- -- ------------------ 80 <br /> Q 35 Q <br /> Q --------- ------------------------ - 47----------------- ------- ----------------- 6.9 ---------------- 1-.3----------- a) <br /> --- --------- ------------- ------------ <br /> ———— Base of Middle A-Zone———— ———— <br /> -100 --------- ---------------------- 4e----------------- -- ------------- -100 <br /> ---------------------- ------------------- - <br /> Base of Lower A-Zone <br /> ---- <br /> ------ ------------ <br /> -50 ------------------------ - ------------------- ---- <br /> -120 ---- -------------------------- ------------------- ---------------------------- ----------------------- ------------- -120 <br /> 20 Feet <br /> EXPLANATION <br /> — — — Groundwater elevation based ® Sensitive,fine grained Silty sand to sandy silt Notes: 4o Feet <br /> N on pore pressure dissipation Screened interval <br /> tests M Organic materials Sand to silty sand 1.Depth-discrete groundwater samples were <br /> s Interpreted fine-grained collected using a double-balled stainless <br /> o unit.All other units inter- Clay(CL) Sand (SP, SM) steel bailer lowered into casing.Groundwater CROSS SECTION 13-13'46 Trichloroethene (TCE) concen <br /> Npreted as coarse-grained sample intervals are three or four feet,and <br /> tration in micrograms per liter(Ng/L) Silty clay to clay Gravely sand to sand target depths are in the sample name. Former Nestle Facility <br /> in hydropunch groundwater sample Equal concentration Clayey silt to silty clay Very stiff fine grained Ripon, California <br /> M collected August 29 and 30, 2005, t00contour, in Ng/L 2.CPT locations were surveyed on January 5, <br /> December 27, 28, and 29, 2005. Sandy silt to clayey silt Sand to clayey sand 2006(NAVD88). <br /> By:CED/DHG Date:01/14/2009 Project No. 9837.005 <br /> <=not detected above the indicated -- Location shifted from *overconsolidated or cemented 3.Contours and shading do not imply certainty w <br /> 161 <br /> reporting limit actual location (indicated by arrow) and are included for clarity only. " MEC Geo matrix Figure 5 <br />