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TABLE 2 <br />Historical Groundwater Monitoring & Analytical Data <br />Stockton Charter Way Commingled Plume <br />440, 441, and 508 West Charter Way, 1426, and 1444 South Lincoln Street, Stockton, CA <br />stockton_charter_ way_comingles_plume_4g22.xlsm Page 110 of 116 Stantec <br />Depth <br />Measured <br />Calc. <br />TOC <br />Motor <br />1,2- <br />to <br />SPH <br />GW <br />TPHg <br />TPHd <br />B <br />T <br />E <br />X <br />MTBE <br />TBA <br />DIPE <br />ETBE <br />TAME <br />Ethanol <br />McOH <br />EDB <br />D.O. <br />Well No. <br />Date <br />Notes <br />Elevation <br />Water <br />Thickness <br />Elev. <br />(pg/L) <br />(pg/L) <br />Oil <br />(pg/L) <br />(pg/L) <br />(pg/L) <br />(pg/L) <br />(pg/L) <br />(pg/L) <br />(pg/L) <br />(pg/L) <br />(pg/L) <br />(pg/L) <br />(pg/L) <br />DCA <br />(p9/L) <br />(mg/L) <br />Comments <br />(le MSL) <br />(p9/ <br />(p9/L) <br />(feet) <br />(feet) <br />(ft -MSL) <br />SMW-29C 05/08/18 <br />10.73 <br />- <br />- <br />- <br /><100 <br /><0.500 <0.500 <0.500 <br /><1.50 <br /><0.500 <br /><10.0 <br /><0.500 <br />- <br />05/28/19 <br />14.68 <br />0.00 <br />-3.95 <br /><100 <br /><1.00 <br /><1.00 <br /><1.00 <br /><3.00 <br /><1.00 <br />5.7 <br /><1.00 <br />0.26 <br />11/25/19 <br />14.44 <br />0.00 <br />-3.71 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.86 <br />11/26/19 <br />- <br />- <br />- <br />117 BL <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br /><0.500 <br /><10.0 <br /><0.500 <br />- <br />04/01 /20 <br />14.38 <br />0.00 <br />-3.65 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />04/02/20 <br />- <br />- <br />- <br /><100 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br /><0.5 <br /><5 <br /><0.5 <br />0.4 <br />11/10/20 <br />15.19 <br />0.00 <br />-4.46 <br /><100 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br /><0.5 <br /><5 <br /><0.5 <br />0.43 <br />05/05/21 <br />15.40 <br />0.00 <br />-4.67 <br /><100 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br /><0.5 <br /><5 <br /><0.5 <br />7.35 <br />11/30/21 <br />15.87 <br />0.00 <br />-5.14 <br /><100 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br /><0.5 <br /><5 <br /><0.5 <br />0.37 <br />05/04/22 <br />14.66 <br />0.00 <br />-3.93 <br /><100 <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br /><0.500 <br /><5.00 <br /><0.500 <br />2.82 <br />11/30/22 <br />17.16 <br />0.00 <br />-6.43 <br /><100 <br />10 <br /><0.500 <br /><0.500 <br /><1.50 <br /><0.500 <br /><5.00 <br /><0.500 <br />1.02 <br />SMW-29D 07/23/15 <br />10.76 <br />18.90 <br />0.00 <br />-8.14 <br />9,100 <br />3,800 <br />55 <br /><5.0 <br />40 <br />13 <br />78 <br /><5.0 <br />0.57 <br />10/19/15 <br />20.18 <br />0.00 <br />-9.42 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.48 <br />10/21/15 <br />- <br />- <br />- <br />9,000 <br />5,000 <br />37 <br /><6.2 <br />38 <br />18 <br />96 <br /><6.2 <br />- <br />04/11/16 <br />17.26 <br />0.00 <br />-6.50 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.31 <br />04/13/16 <br />- <br />- <br />- <br />13,000 <br />7,300 <br />59 <br />21 <br />60 <br />30 <br />98 <br /><0.50 <br />- <br />12/12/16 <br />19.33 <br />0.00 <br />-8.57 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.70 <br />12/13/16 <br />- <br />- <br />- <br />19,000 <br />11,000 <br />42 <br />12 <br />31 <br />38 <br />83 <br /><5.0 <br />- <br />04/10/17 <br />10.82 <br />13.47 <br />0.00 <br />-2.65 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />04/12/17 <br />- <br />- <br />- <br />20,000 <br />14,000 <br />60 <br />21 <br />57 <br />46 <br />130 <br /><6.2 <br />0.18 <br />10/24/17 <br />17.30 <br />0.00 <br />-6.48 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.26 <br />10/26/17 <br />- <br />- <br />- <br />830 <br />370 <br />1.6 <br />0.91 <br /><75.0 <br />15 <br />51 <br /><0.50 <br />- <br />05/07/18 <br />14.64 <br />0.00 <br />-3.82 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.63 <br />05/08/18 <br />- <br />- <br />- <br />3,800 <br />1,200 <br />10 <br />5.4 <br />15 <br />11 <br />29 <br /><0.500 <br />- <br />05/28/19 <br />12.79 <br />0.00 <br />-1.97 <br />220 <br />30 <br /><1.00 <br /><1.00 <br /><3.00 <br /><1.00 <br /><5.00 <br /><1.00 <br />0.34 <br />11/25/19 <br />14.83 <br />0.00 <br />-4.01 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.44 <br />11/26/19 <br />- <br />- <br />- <br /><100 <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br /><0.500 <br /><10.0 <br /><0.500 <br />- <br />04/01 /20 <br />14.23 <br />0.00 <br />-3.41 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />04/02/20 <br />- <br />- <br />- <br /><100 <br />1.6 <br /><0.5 <br /><0.5 <br />- <br /><0.5 <br /><5 <br /><0.5 <br />0.75 <br />11/10/20 <br />15.91 <br />0.00 <br />-5.09 <br /><100 <br />15 <br /><0.5 <br /><0.5 <br /><1.5 <br /><0.5 <br /><5 <br /><0.5 <br />0.61 <br />05/05/21 <br />15.02 <br />0.00 <br />-4.20 <br /><100 <br />7.2 <br /><0.5 <br /><0.5 <br /><1.5 <br /><0.5 <br /><5 <br /><0.5 <br />0.6 <br />11/30/21 <br />15.90 <br />0.00 <br />-5.08 <br /><100 <br />12 <br /><0.5 <br /><0.5 <br /><1.5 <br /><0.5 <br /><5 <br /><0.5 <br />0.36 <br />05/04/22 <br />14.89 <br />0.00 <br />-4.07 <br /><100 <br />5.4 <br /><0.500 <br /><0.500 <br /><1.50 <br /><0.500 <br /><5.00 <br /><0.500 <br />0.68 <br />11/30/22 <br />17.02 <br />0.00 <br />-6.20 <br /><100 <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br /><0.500 <br /><5.00 <br /><0.500 <br />1.18 <br />SMW-30A 07/23/15 <br />12.69 <br />20.02 <br />0.00 <br />-7.33 <br /><50.0 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.0 <br /><0.50 <br /><5.0 <br /><0.50 <br />0.69 <br />10/19/15 <br />21.19 <br />0.00 <br />-8.50 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.43 <br />10/22/15 <br />- <br />- <br />- <br /><50.0 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.0 <br /><0.50 <br /><5.0 <br /><0.50 <br />- <br />04/11/16 <br />19.10 <br />0.00 <br />-6.41 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />1.28 <br />04/13/16 <br />- <br />- <br />- <br /><50.0 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.5 <br /><0.50 <br /><5.0 <br /><0.50 <br />- <br />12/12/16 <br />20.41 <br />0.00 <br />-7.72 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.58 <br />12/14/16 <br />- <br />- <br />- <br /><50.0 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.5 <br /><0.50 <br />22 <br /><0.50 <br />- <br />04/10/17 <br />12.74 <br />14.71 <br />0.00 <br />-1.98 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />04/11/17 <br />- <br />- <br />- <br /><50.0 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.5 <br /><0.50 <br /><5.0 <br /><0.50 <br />0.88 <br />10/24/17 <br />17.12 <br />0.00 <br />-4.39 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.77 <br />10/25/17 <br />- <br />- <br />- <br /><50.0 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.5 <br /><0.50 <br /><10.0 <br /><0.50 <br />- <br />05/07/18 <br />1 <br />16.12 <br />0.00 <br />-3.39 <br />1 <100 <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br /><0.500 <br /><10.0 <br /><0.500 <br />0.46 <br />stockton_charter_ way_comingles_plume_4g22.xlsm Page 110 of 116 Stantec <br />