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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 43 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 />(p9/L) <br />(p9/L) <br />Oil <br />(p9/L) <br />(p9/L) <br />(p9/L) <br />(p9/L) <br />(p9/L) <br />(p9/L) <br />(p9/L) <br />(p9/L) <br />(p9/l-) <br />(p9/L) <br />(p9/L) <br />DCA <br />(p9/L) <br />(m9/L) <br />Comments <br />(ft -MSL) <br />(N9/L) <br />(p9/L) <br />(feet) <br />(feet) <br />(ft -MSL) <br />CMW-8C <br />04/10/17 <br />11.97 <br />14.11 <br />0.00 <br />-2.14 <br />04/11/17 <br />- <br />- <br />- <br /><50.0 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.5 <br />2.4 <br /><5.0 <br />7.4 <br />0.17 <br />10/24/17 <br />16.79 <br />0.00 <br />-4.82 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.82 <br />10/27/17 <br />- <br />- <br />- <br /><50.0 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.5 <br />2.8 <br />10 <br />8.1 <br />- <br />05/07/18 <br />15.52 <br />0.00 <br />-3.55 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.19 <br />05/08/18 <br />- <br />- <br />- <br /><100 <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br />2.8 <br />12 <br />7.7 <br />- <br />05/28/19 <br />13.86 <br />0.00 <br />-1.89 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.65 <br />05/29/19 <br />- <br />- <br />- <br /><100 <br /><1.00 <br /><1.00 <br /><1.00 <br /><3.00 <br />2.7 <br />15 <br />6.5 <br />- <br />11/25/19 <br />16.05 <br />0.00 <br />-4.08 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.45 <br />12/02/19 <br />- <br />- <br />- <br /><100 <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br />2.2 <br /><10.0 <br />4.7 <br />- <br />04/01/20 <br />15.35 <br />0.00 <br />-3.38 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />Odor <br />04/02/20 <br />- <br />- <br />- <br /><100 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br />1.9 <br />8.9 <br />4.5 <br />0.95 <br />11/11/20 <br />17.20 <br />0.00 <br />-5.23 <br /><100 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br />1.9 <br />9.3 <br />5.2 <br />1.05 <br />05/05/21 <br />16.17 <br />0.00 <br />-4.20 <br /><100 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br />2.8 <br /><5 <br />4.9 <br />1.98 <br />11/24/21 <br />16.79 <br />0.00 <br />-4.82 <br /><100 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br />2.5 <br />12 <br />4.6 <br />0.29 <br />05/05/22 <br />16.00 <br />0.00 <br />-4.03 <br /><100 <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br />2.6 <br />10 <br />4.3 <br />0.68 <br />11/30/22 <br />18.19 <br />0.00 <br />-6.22 <br /><100 <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br /><0.500 <br /><5.00 <br />1.1 <br />0.42 <br />DMW-6 <br />10/03/11 <br />INA <br />11.77 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />No access, locked fence <br />04/09/12 <br />INA <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />No access, locked fence <br />06/26/12 <br />17.10 <br />0.00 <br />-5.33 <br /><50 <br /><0.50 <br /><0.50 <br /><0.50 <br /><0.50 <br /><0.50 <br /><5.0 <br /><0.50 <br />2.63 <br />04/25/13 <br />16.10 <br />0.00 <br />-4.33 <br /><50 <br /><0.50 <br /><0.50 <br /><0.50 <br /><0.50 <br /><0.50 <br /><5.0 <br />- <br />3.20 <br />10/14/13 <br />NSP <br />17.38 <br />0.00 <br />-5.61 <br />Car parked over; unable t <br />04/22/14 <br />NS <br />16.94 <br />0.00 <br />-5.17 <br />collect sample <br />10/20/14 <br />NSP <br />18.90 <br />0.00 <br />-7.13 <br />04/27/15 <br />NSP <br />17.32 <br />0.00 <br />-5.55 <br />10/19/15 <br />NSP, INA <br />- <br />- <br />Inaccessible <br />04/11/16 <br />INA <br />- <br />- <br />Inaccessible <br />06/08/16 <br />17.00 <br />0.00 <br />-5.23 <br /><50.0 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.5 <br /><0.50 <br /><5.0 <br />1.6 <br />12/27/16 <br />18.34 <br />0.00 <br />-6.57 <br /><50.0 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.5 <br /><0.50 <br /><5.0 <br />1.96 <br />04/10/17 <br />12.78 <br />0.00 <br />-1.01 <br /><50.0 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.5 <br /><0.50 <br /><5.0 <br />2.32 <br />10/24/17 <br />INA <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />Unable to access <br />05/07/18 <br />INA <br />Unable to access <br />05/28/19 <br />INA <br />Unable to access <br />11/25/19 <br />INA <br />Unable to access <br />04/01/20 <br />INA <br />Unable to access <br />11/09/20 <br />INA, NSP <br />05/07/21 <br />INA, NS <br />11/22/21 <br />INA, NS <br />05/05/22 <br />INA, NS <br />11/23/22 <br />INA, NS <br />DMW-8 <br />10/03/11 <br />INA <br />12.01 <br />No access, locked fence <br />04/09/12 <br />INA <br />No access, locked fence <br />06/26/12 <br />17.68 <br />0.00 <br />-5.67 <br /><50 <br /><0.50 <br /><0.50 <br /><0.50 <br /><0.50 <br />4.0 <br />220 <br />1.1 <br />1.14 <br />04/22/13 <br />16.64 <br />0.00 <br />-4.63 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.48 <br />04/25/13 <br />- <br />- <br />- <br /><50 <br /><0.50 <br /><0.50 <br /><0.50 <br /><0.50 <br />3.2 <br />180 <br />- <br />stockton_charter_ way_comingles_plume_4g22.xlsm Page 43 of 116 Stantec <br />