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EXPLANATION <br /> A View Is To North A ® Discrete–depth groundwater sample location <br /> MW-17MW-18/ <br /> West EXP-1>\ /MW-16 MW-9 EXP-1 8,,,,�, /MW-7 EXP-1 East Coarse grained materials; gravel (GP), sand (SW), sand (SP) <br /> 0 0 <br /> NA Mixture of coarse and fine grained materials; silty sand (SM), <br /> — ND VOC clayey sand (SC) <br /> 0.8 Chlorobenzene 0.6 Chlorobenzene <br /> 32 1,2–DCP A 19 1,2–DCP <br /> CL Fine grained materials; ;silt (ML), clay (CL) <br /> F-1 <br /> 20 — ? r CL NS 20 <br /> Q <br /> E–log <br /> 0 <br /> ? Approximate groundwater elevation measured <br /> M <br /> March 1997 <br /> ...... ND VOC ? <br /> CL <br /> ND <br /> DBCP <br /> sC <br /> Monitoring well screened interval <br /> CL ...... <br /> j�. <br /> ? ....... 40 <br /> 40 <br /> 32 1,2–DC:P Analytical results of discrete–depth groundwater samples <br /> CLand the most recent groundwater samples (March 1997) <br /> ND DBCP ND VOC FU VOC 0.5 Chloroform ND DBCP ND DBCP <br /> CL from nearby monitoring wells; results are reported in <br /> I <br /> CL 0.8 Chlorobenzene micrograms per liter: 1,2–DCP = 1,2–Dichloropropcine; <br /> NQ VOC DBCP = 1,2–Dibromo-3–Chloropropone, VOC Volatile <br /> N VOC '? _UL <br /> ? Organic Compounds <br /> CL <br /> 60 60 <br /> X <br /> L NOTES <br /> 0.5 Chloroform NA . ..... <br /> CL ND DBCP C 1. Lithologic logs of MW-1 through MW-15 based on soil cores collected <br /> Fa <br /> CL <br /> :3 at 5–foot intervals. Contacts are approximate; dashed where inferred, <br /> 0 queried where uncertain. <br /> _0 <br /> 0 <br /> 01 soCL CL 80 2. Lithologic logs of MW-1: through MW-15 provided by TreoTek–CRA, <br /> L -2 0 <br /> 9: ND VOC ND VOC 03 Inc. <br /> tp <br /> ND DBCP <br /> fn <br /> –1, EXP-2, EXP-3, EXP-16, EXP-18, and 3. Lithologic logs of EXP <br /> EXP-19 based on continuous soil cores and geophysical logs. <br /> UL <br /> 0 Chlorobenzene <br /> ['I D DBCP CL <br /> 4. ND = Not detected, NA, = not measured, NS = no groundwater <br /> 100 <br /> ? <br /> loi 100 sample recovery. <br /> CL <br /> CL <br /> ML 5. Results for wells MW-7 ;lond MW-9 are from the first trimester <br /> CL NS groundwater sampling e�l ent, March 1997. <br /> ND VOC <br /> ND DBCP 6. Discrete–depth ground7ter samples were collected in May 1997. <br /> CL <br /> 0 <br /> 120 ? <br /> 120 <br /> CL & 0 120 ft. <br /> Approximate <br /> UL <br /> (a Vertical <br /> 0 <br /> Scale <br /> CL <br /> CL Approximate <br /> Horizontal <br /> 20 ft, Scale <br /> 140 CL 140 <br /> es <br /> CL HYDROGEOLOGIC CROSS SECTION A--A' <br /> '7 <br /> CL <br /> Former Agricultural Chemical Distribution Facility <br /> 0 1904 West Charter Way <br /> 160 CL 160 Stockton, California <br /> rn <br /> 0) Project No. Figure <br /> LO <br /> 00 <br /> GEOMATRIX C3859 3 <br />