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North F <br /> O D-D'Intersection C-C'Intersection 8-8'Intersection \pSouthA a �� A' <br /> \� ( \a' \� a \c. * m m\Q' m\ m\ \� m\ \� \m <br /> yM) 00 * * Q*- OQ' Q* co Q' O� Q Q' V Q7* Q' \ * Q Q* Q7 * Q\ * 'Q\* Q' 0 \ T Q Q G G <br /> 'vo- 00 V 4 1O cb tp Ga OM y0 Qty y0 Oy O<O V� ti� aP�,(0W�(9,0 (o�y'�' 0P co P,y,,y \ ^ 'y H * 47 * �° y O 45 14. <br /> O of <br /> zo- `o X3232 2Q�2 �� 3`v3z 3° 3° hQ> �� e��y ���3'`�s�`c�``�`��p �3'�y `3`�3c�`3'`` 3'yo-yP `3``3py �3`�ti��s'`�3��s'`�`3'`� �3ao � �szyo <br /> ----------------- <br /> 3 <br /> 0- - - 0 <br /> _ _ --2:14 <br /> 11.81 0.59 ND 1.83 ryE 2 36 <br /> i <br /> NS 2.93 <br /> 10.08 ND 0.65 ND NS 2.11 N1 NS NS <br /> -------------- ------- - - - 4.89 NS 1.7 ND NS N NS_ ND NS <br /> D <br /> -2.03 0.11 NS NS ND ND 0.56 NS NS 0.4 NS <br /> -20- 11.81 '5.95 NS NS NS NS 1-2 ND NS 2.05 N_D 20 <br /> ND : NS NS NS NS ND 2.2 ND y <br /> 0.381 NS NS NS ND 0.74 O' <br /> ND NS 4ND 1ND ND 121 2.-26 <br /> NS <br /> 77 ^ 3.7 1.74 2.0 NS 40 <br /> -40- <br /> -33.25 _ _ _ _ _ ND o 0.37 ND ND- 1.89 NS <br /> ti -5.7 <br /> ND -7.57 ND r <br /> .11 ND No 1.76 1.88 ND <br /> 0-35 J ND 6:2 33.5 1.44 1 34 p 1.02 7:4 -ND 3:4 2:09 <br /> ND 6.4 ryp 1 ND -2.00 ND 5 ND ryp 2.4 ND ND ND <br /> 60- ND 4.29 y ND ND 1.7 NDS 0 55 ND 6.9 O ND <br /> 2.33 ND 28, D ND 0.551 <br /> ND 3:2 ND ` ND 60 <br /> -7.65 2 3 �, ND.: NS 1.66 <br /> -SEND �� ND -2.63 NS S 22 ND� <br /> 2.81 ND 2 Q 5- \1 1.08 ND 0.- <br /> M _80- 2.8 25.99 NS <br /> 0.-437 0.5 ND_ ND NS ND 1. -80 <br /> S= y NNn I D7 S.NSL-47.86 <br /> 0.-p72J -ND NS 1. <br /> 6:6 <br /> fC ND -3.84 NS ND 148 s 6.1 <br /> W -100- NS ND 1.53 -100 <br /> E ND 3 Ns NS 0.9 5.3 ND ND <br /> 1.33 ND 0.32.1 <br /> 2.3 <br /> ND -2.`12 ND ND <br /> ND 18 ND ND <br /> 120- ND 8:9 120 <br /> -3.14 NU <br /> 0 6-2 Ns <br /> ND Ns 1.56 <br /> -140- 0.88 J Ns ND 140 <br /> f0 ND --0.61J <br /> N <br /> ND <br /> W z <br /> -160- 160 0 <br /> H <br /> Z <br /> 1.3 <br /> -180- NS -180 <br /> Ns <br /> -0.83 <br /> -200- No -200 <br /> ND <br /> -220- 220 <br /> -240- 240 <br /> 7.3 <br /> ND <br /> ND <br /> ND <br /> -260- 260 <br /> 0 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000 7500 8000 8500 9000 9500 10000 10500 11000 <br /> Distance (feet) <br /> Legend NM Not Measured Lithologic Units <br /> Screened Interval NS Not Sampled El CL,CL-ML,CH: <br /> 3.22 -3Q21 Groundwater Elevation(ft msl) Nclay,silty clay,sandy clay <br /> D Not Detected 2 <br /> SM,SC,ML:silty sand,clayey sand, H drogeologic Cross-Section A-A and Akt,11V <br /> 1.1 -2021 CCI concentration(µg/L) y g g <br /> 6.1 � Analyte was present, but reported value is estimated silty,sandy,clayey silt <br /> 5.5 '2021 TCE concentration(µg/L) <br /> -2021PCEconcentration(µg/L) 2021 Esti mated CC141soconcentration>ACL(0.5 µg/L) SP,SW,GM,GW-grasand, <br /> dgrawell-graded sand, COC Vertical Isoconcentration Profile <br /> 2022 Estimated CC141soconcentration>ACL(0.5µg/L) silty gravel,well-graded gravel FFA Annual Progress Report 0- Approximate A Zone Groundwater Elevation,3Q21 Dashed line indicates plume extent based on 2011/2012 Hydropunch data only. p Figure <br /> 2021 Estimated TCE Isoconcentration>ACL(5.0 pg/L) Notes: l <br /> * Operating Extraction Well Ground surface elevation ranges from 14 to 27 feet above mean sea level. October 2021 Through September 2022 <br /> 2022 Estimated TCE Isoconcentration>ACL(5.0µg/L) A two letter monitoring well designation(e.g.MW468CD)indicates a well <br /> ** Well Decommissioned (April 1998) 2021 Estimated PCE Isoconcentration>ACL(0.5µg/L) located at the transition between the two hydrogeologic zones. Sharpe Army Depot, Lathrop, California <br /> Estimated capture zone analysis was estimated from a"particle-tracking"run using the 3 <br /> * Well Decommissioned (April 2019) 2022 Estimated PCE Isoconcentration>ACL(0.5 µg/L) most updated version of the groundwater model.This method produces a cumulative <br /> capture zone for all active extraction wells. <br />