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Figure 5 <br />Hydrogeologic Cross-Sec�on C-C’ and <br />COC Ver�cal Isoconcentra�on Profile <br />Groundwater Well Installa�on Work Plan Sharpe Army Depot, Lathrop, California <br />Lithologic Units <br />CL, CL-ML, CH: <br />clay, silty clay, sandy clay <br />SM, SC, ML: silty sand, clayey sand, <br />silty, sandy, clayey silt <br />SP, SW, GM, GW: sand, well-graded sand, <br />silty gravel, well-graded gravel <br />Legend <br />* <br />Screened Interval- 3Q19 Groundwater Eleva�on (� msl)- 2019 CCI4 Concentra�on (μg/L)- 2019 TCE concentra�on (μg/L)- 2019 PCE concentra�on (μg/L) <br />Approximate A Zone Groundwater Eleva�on, 3Q19 <br />Opera�ng Extrac�on Well <br />5.2214.06.15.5 <br />NM <br />NS <br />ND <br />J <br />2018 Es�mated TCE Isoconcentra�on (μg/L) <br />2019 Es�mated TCE Isoconcentra�on (μg/L) <br />2018 Es�mated PCE Isoconcentra�on (μg/L) <br />2019 Es�mated PCE Isoconcentra�on (μg/L) <br />Not MeasuredNot SampledNot Detected <br />Analyte was present, but reported value is es�mated <br />20 — <br />0 — <br />-20 — <br />-40 — <br />-60 — <br />-80 — <br />-100 — <br />-120 — <br />-140 — <br />-160 — <br />-180 — <br />-200 — <br />-220 — <br />-240 — <br />-260 — <br />— 20 <br />— 0 <br />— -20 <br />— -40 <br />— -60 <br />— -80 <br />— -100 <br />— -120 <br />— -140 <br />— -160 <br />— -180 <br />— -200 <br />— -220 <br />— -240 <br />— -260 <br />3500300025002000150010005000 <br />Distance (feet)Elevation (feet mean sea level)Northwest <br />C <br />East <br />C'A ZONEB ZONEC ZONECD TRANSITIOND ZONESharpe Army Depot Boundary Bend in Cross-Sec�on <br />Site P-8A <br />EOS Pilot Study <br />MW505A/B/C/DMW522A/B/CEWNB6*EWNC6*MW521A/B/CEWNC5*MW517A/B/CMW438A/B/C/CD/DEWNB5*EWNA9EWNA4EWNA10MW456AMW456B/CMW498C/CDMW439A/B/C/CDEWNA1EWNB1*EWNA2EWNB2*MW499C/CDMW421A/B/CMW447C/CD/DMW539C1/C2/CDCP1388EWNA5*MW413A/B/CEWNC4R*EWNC75 <br />5 <br />5 <br />5 <br />0.5 <br />1.86 3.31 <br />1.86NSNSNS <br />0.33NDNDND <br />-0.54ND4.0ND <br />-0.94NDNDND <br />1.88NSNSNS <br />0.14NDNDND <br />-0.42ND0.53ND <br />-21.74ND0.34 JND <br />3.38NDNDND <br />0.50ND0.95 JND <br />0.37ND0.66 JND <br />0.1ND1.3ND <br />0.7ND0.73ND <br />0.04NDNDND <br />11.56ND1.3ND <br />2.19NDNDND <br />-0.75ND0.89 J0.44 J <br />-1.11NSNSNS <br />-44.89ND2.90.59 J <br />-68.61ND2.4ND <br />3.76NDNDND <br />0.88NDNDND <br />0.23ND4.7ND <br />2.65NSNSNS <br />0.43ND10ND <br />0.39NSNSNS <br />0.92ND2.8ND <br />0.59NDNDND <br />3.66NSNSNS <br />5.36NSNSNS <br />1.8ND16ND <br />2.1ND1.1ND <br />-31.0ND2.9ND <br />4.55NSNSNS <br />5.9NSNSNS <br />-0.99ND2.6ND <br />2.44NSNSNS <br />2.53ND3.1ND <br />7.12NSNSNS <br />NMNSNSNS <br />2.85ND0.96 JND <br />2.81NSNSNS <br />2.57ND0.53 JND <br />-2.51ND1.4ND <br />3.76NSNSNS <br />5.74NSNSNS <br />4.95NSNSNS <br />3.19NS1.5ND <br />-2.08ND5.0ND <br />2.42ND5.0ND <br />2.87NDNDND <br />3.31NDNDND <br />3.61NDNDND <br />0.78NDNDND <br />Proposed wells are shown in red.