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Sharpe Army Depot Boundary KMn041nSitu TreatmentArea Site P-1E <br /> ( Northwest o � � \o Southeast <br /> O A-A'Intersection 00\ Site P-1G <br /> ��GG C o\ 131 <br /> C, C.i * Qm m\ O * * <br /> O N� y °17 M W <br /> `x� �' ti ti rrltiryJ�'a0• a Sl m � V Q' �0� p.�^, Oti Q 00 �O �P <br /> 20- 20 <br /> 09.43 <br /> 2.04IJ 9.-43 <br /> 28 2.1 .....2.45 ........ ........ _ <br /> ___ .1,f 3 .____...... ___ _____ _36fi -----4.00:: __________ _____ _ __ ____ 5.6 _._._._....._._. ND Z <br /> 0- _______ ________ ___ - 2r ND ---_ ND - 3-34 NS NS NS NS7 NS 0 O <br /> 1�1 ND ND ND 4.60 NS <br /> N <br /> 5 NS N5 NS NS NS Q <br /> 2.11 ND 49 ND 3`13 ND NS NS NS <br /> ND ND ND= NS <br /> ND 29 10 <br /> 20- ND NDNp 2:44 <br /> 20 <br /> 2jrND 2.66 3.63 <br /> 71 2.74 ND ND <br /> 52 44 <br /> I15 11 <br /> 52ND <br /> 1.97 1.0 1.98 ND ND S 4.99 <br /> -40- 2..1 m 1 0��8J ND -40 w <br /> 1.76 1.88 6:8 1.89 / V� f ND Z <br /> ND ND 2.0 ND 3.06 1.3 2.35 ND O <br /> 2.4 69 3.4ND N <br /> ND 0.551 174 ND 380 s 1.1 62 co <br /> -60- 1.63 20 1,_26 0.531 220 ND 2.58 -60 <br /> ND �^ 5.1 0 Np Np ND <br /> ND 1.66 1.72 2.9 S 3.8 2.16 72 0.74 <br /> ND ND ND 2'09 3:8 ND Np ND 3:08 <br /> 2.2 0.621 o fND <br /> ND ND 1.4 12 3.03-E5.7 ND <br /> (a -80- 0:53c1 ND ND ND jp -80 <br /> 1.81 -5-;-'- 13 <br /> � 1-63 1.72 1.2 ND <br /> ND NU 6.6 1.94 <br /> 1.48 3.0 6�1 ND <br /> -100- No ND .0 ND611 -100 <br /> 5�3 1.53 <br /> NU ND- w <br /> ++ 0.-321 Z <br /> ND 3.82 O <br /> NDE U <br /> _120- ND -120 <br /> ND <br /> 1.48 <br /> O ND2:61 <br /> 0.81 1.56 2.15 2'46 ND <br /> -140- ND ND 1:65 ND ND ND -140 <br /> 0.611 NS 0.341 ND <br /> ND NS IVD ND <br /> LU NS <br /> Z <br /> -160- -160 O <br /> F <br /> 1,98- <br /> 0.91 <br /> :98 0.91 1.3 ND Q <br /> K <br /> -180- NDNo- N5 ND-- 180 0 <br /> No NS U <br /> NS <br /> 1.73 <br /> ND <br /> ND <br /> -200- ND 200 <br /> 3.05 <br /> ND <br /> ND <br /> -220- ND -220 <br /> Z <br /> O <br /> N <br /> -240- 0.Ns- -240 <br /> NSEF <br /> NS <br /> -260-1 -260 <br /> 0 500 1000 1500 2000 2500 3000 3500 4000 <br /> Distance (feet) <br /> Legend Lithologic Units <br /> Screened Interval Ns Not Sampled CL, CL-ML, CH: <br /> Aktnx5 22 -Groundwater Elevation in"ft msl",3Q21 ND Not Detected clay,silty clay,sandy clay � <br /> -14.0 -2021CC1 concentration Hydrogeologic Cross-Section B-B and <br /> ) <br /> 6.1 (µg/L i Analyte was present, but reported value Is estimated SM,SC, ML:silty sand, clayey sand, <br /> 5.5 -2021 TCE concentration(µg/L) � COC Vertical Isoconcentration Profile <br /> -2021 PCE concentration(µg/L) - -2021 Estimated CC14 Isoconcentration >ACL(0.5 Itg/L) silty,sandy, clayey silt <br /> well- <br /> 0._. Approximate A Zone Groundwater Elevation,3Q21 2022 Estimated CCI4 Isoconcentration>ACL(0.5 µ SPg/L) � ,SW, GM, GW:sand, 9 raded sand, Groundwater Well Installation Figure <br /> 2021 Estimated TCE Isoconcentration>ACL(5.0µg/L) silty gravel, well-graded gravel Work Plan <br /> * Operating Extraction Well Notes: /� <br /> 2022 Estimated TCE Isoconcentration>ACL(5.0µg/L) Ground surface elevation ranges from 14 to 27 feet above mean sea level. Sharpe Army Depot <br /> Well Decommissioned (May 2014) 2021 Estimated PCE Isoconcentration>ACL(0.5 µg/L) Atwo letter monitoring well designation(e.g.MW468CD)indicates a well located 4 <br /> at the transition between the two hydrogeologic zones. Lathrop, California <br /> Not Sampled 2022 Estimated PCE Isoconcentration>ACL(0.5 ILg/L) EWA8 could not be sampled due to lack of power to the well and an obstruction. <br />