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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 111 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 />DCA <br />(p9/L) <br />(m9/L) <br />Comments <br />(ft -MSL) <br />(lig/ <br />(feet) <br />(feet) <br />(ft -MSL) <br />SMW-30A <br />05/28/19 <br />12.74 <br />14.25 <br />0.00 <br />-1.52 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />1.68 <br />05/29/19 <br />- <br />- <br />- <br /><100 <br /><1.00 <br /><1.00 <br /><1.00 <br /><3.00 <br /><1.00 <br /><5.00 <br /><1.00 <br />- <br />11/25/19 <br />16.44 <br />0.00 <br />-3.71 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.49 <br />11/27/19 <br />- <br />- <br />- <br /><108 <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 />15.72 <br />0.00 <br />-2.99 <br /><100 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br /><0.5 <br /><5 <br /><0.5 <br />1.6 <br />11/11/20 <br />17.33 <br />0.00 <br />-4.60 <br /><100 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br /><0.5 <br /><5 <br /><0.5 <br />0.33 <br />05/04/21 <br />16.34 <br />0.00 <br />-3.61 <br /><100 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br /><0.5 <br /><5 <br /><0.5 <br />1.48 <br />12/01/21 <br />17.34 <br />0.00 <br />-4.61 <br /><100 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br /><0.5 <br /><5 <br /><0.5 <br />0.73 <br />05/06/22 <br />16.38 <br />0.00 <br />-3.65 <br /><100 <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br /><0.500 <br /><5.00 <br /><0.500 <br />1.11 <br />11/29/22 <br />18.65 <br />0.00 <br />-5.92 <br /><100 <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br /><0.500 <br /><5.00 <br /><0.500 <br />1.09 <br />SMW-31B <br />04/10/17 <br />12.35 <br />15.10 <br />0.00 <br />-2.75 <br />36,000 <br />2,900 <br />4,400 <br />1,500 <br />4,900 <br /><12.5 <br />240 <br /><12.5 <br />0.3 <br />10/24/17 <br />17.34 <br />0.00 <br />-4.99 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.29 <br />10/27/17 <br />- <br />- <br />- <br />39,000 <br />130 <br />370 <br />150 <br />7,900 <br /><12.5 <br /><125 <br /><12.5 <br />- <br />05/07/18 <br />16.30 <br />0.00 <br />-3.95 <br />13,800 BI <br />240 <br />100 <br />120 <br />1,300 <br /><12.5 <br /><250 <br /><12.5 <br />0.28 <br />05/28/19 <br />14.13 <br />0.00 <br />-1.78 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.11 <br />05/31/19 <br />- <br />- <br />- <br />6,600 <br />28 <br />21 <br />63 <br />490 <br /><5.00 <br /><25.0 <br /><5.00 <br />- <br />11/25/19 <br />16.23 <br />0.00 <br />-3.88 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.84 <br />12/03/19 <br />- <br />- <br />- <br />11,000 <br />26 <br />11 <br />36 <br />320 <br /><0.500 <br />39 <br /><0.500 <br />- <br />04/01 /20 <br />15.68 <br />0.00 <br />-3.33 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />04/02/20 <br />- <br />- <br />- <br />6,100 <br />27 <br />7.2 <br />8.6 <br />77 <br /><2.5 <br /><25 <br /><2.5 <br />0.3 <br />11/12/20 <br />17.48 <br />0.00 <br />-5.13 <br />9,900 <br />23 <br />5.1 <br />13 <br />200 <br /><2.5 <br /><25 <br /><2.5 <br />0.70 <br />odor <br />05/11/21 <br />16.43 <br />0.00 <br />-4.08 <br />11,000 <br />24 <br />8.1 <br />14 <br />140 <br /><2.5 <br /><25 <br /><2.5 <br />0.83 <br />12/01/21 <br />17.17 <br />0.00 <br />-4.82 <br />9,300 <br />17 <br />3.7 <br />10 <br />44 <br /><2.5 <br /><25 <br /><2.5 <br />0.15 <br />05/05/22 <br />17.27 <br />0.00 <br />-4.92 <br />9,400 <br />26 <br />6.5 <br />15 <br />42 <br /><2.50 <br /><25.0 <br /><2.50 <br />0.87 <br />12/09/22 <br />18.39 <br />0.00 <br />-6.04 <br />12,000 <br />25 <br />4.6 <br />15 <br />33 <br /><2.50 <br /><25.0 <br /><2.50 <br />0.32 <br />SMW-32B <br />04/10/17 <br />11.82 <br />14.21 <br />0.00 <br />-2.40 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />04/12/17 <br />- <br />- <br />- <br /><50.0 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.5 <br />1.5 <br />8.0 <br /><0.50 <br />0.56 <br />10/24/17 <br />16.55 <br />0.00 <br />-4.74 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.63 <br />10/27/17 <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 />15.50 <br />0.00 <br />-3.69 <br /><100 <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br /><0.500 <br /><10.0 <br /><0.500 <br />0.42 <br />05/28/19 <br />13.68 <br />0.00 <br />-1.87 <br /><100 <br /><1.00 <br /><1.00 <br /><1.00 <br /><3.00 <br /><1.00 <br /><5.00 <br /><1.00 <br />0.30 <br />11/25/19 <br />15.64 <br />0.00 <br />-3.83 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />2.46 <br />11/27/19 <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 />15.10 <br />0.00 <br />-3.29 <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 />0.27 <br />11/10/20 <br />16.70 <br />0.00 <br />-4.89 <br /><100 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br /><0.5 <br /><5 <br /><0.5 <br />0.36 <br />05/06/21 <br />15.75 <br />0.00 <br />-3.94 <br /><100 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br /><0.5 <br /><5 <br /><0.5 <br />1.09 <br />11/24/21 <br />16.73 <br />0.00 <br />-4.92 <br /><100 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br /><0.5 <br /><5 <br /><0.5 <br />1.07 <br />05/05/22 <br />15.58 <br />0.00 <br />-3.77 <br /><100 <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br /><0.500 <br /><5.00 <br /><0.500 <br />0.42 <br />11/29/22 <br />17.76 <br />0.00 <br />-5.95 <br /><100 <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br /><0.500 <br /><5.00 <br /><0.500 <br />0.37 <br />SMW-33B <br />04/10/17 <br />12.68 <br />15.15 <br />0.00 <br />-2.47 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />04/12/17 <br />- <br />- <br />- <br />350 <br />6.2 <br /><0.50 <br /><0.50 <br /><1.5 <br />2.6 <br />15 <br /><0.50 <br />0.31 <br />10/24/17 <br />16.32 <br />0.00 <br />-3.64 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.23 <br />10/27/17 <br />- <br />- <br />- <br />95 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.5 <br />4.1 <br />28 <br /><0.50 <br />- <br />05/07/18 <br />16.40 <br />0.00 <br />-3.72 <br />262 BL <br />9.3 <br /><0.500 <br /><0.500 <br /><1.50 <br />5.0 <br />24 <br /><0.500 <br />0.53 <br />05/28/19 <br />15.25 <br />0.00 <br />-2.57 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.36 <br />stockton_charter_ way_comingles_plume_4g22.xlsm Page 111 of 116 Stantec <br />