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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 />Well No. <br />Date <br />Notes <br />TOC <br />Elevation <br />(ft -MSL) <br />Depth <br />to <br />Water <br />(feet) <br />Measured <br />SPH <br />Thickness <br />(feet) <br />Calc. <br />GW <br />Elev. <br />(ft -MSL) <br />TPHg <br />(P9/�) <br />TPHd <br />(p9/�) <br />Motor <br />Oil <br />(lig/ <br />B <br />(p9/L) <br />T <br />(p9/L) <br />E <br />(p9/L) <br />X <br />(p9/L) <br />MTBE <br />(p9/L) <br />TBA <br />(p9/L) <br />DIPE <br />(p9/L) <br />ETBE <br />(p9/L) <br />TAME <br />(p9/L) <br />Ethanol <br />(p9/L) <br />McOH <br />(p9/L) <br />1'2 <br />DCA <br />DCA <br />EDB <br />(p9/L) <br />D.O. <br />(m9/L) <br />Comments <br />SMW-3 02/16/95 <br />11.34 <br />37.22 <br />0.00 <br />-25.88 <br />12,000 <br />1,200 <br />600 <br />310 <br />1,000 <br />05/17/95 <br />32.89 <br />0.00 <br />-21.55 <br />11,000 <br />1,100 <br />330 <br />200 <br />660 <br />08/15/95 <br />32.17 <br />0.00 <br />-20.83 <br />3,300 <br />160 <br />25 <br />5.2 <br />29 <br />11/16/95 <br />32.90 <br />0.00 <br />-21.56 <br />7,500 <br />860 <br />260 <br />150 <br />530 <br />02/27/96 <br />30.00 <br />0.00 <br />-18.66 <br />7,800 <br />1,300 <br />42 <br />19 <br />61 <br />05/15/96 <br />28.18 <br />0.00 <br />-16.84 <br />6,900 <br />740 <br />110 <br />70 <br />230 <br />08/22/96 <br />28.78 <br />0.00 <br />-17.44 <br />6,900 <br />710 <br />90 <br />54 <br />180 <br />11/25/96 <br />28.76 <br />0.00 <br />-17.42 <br />4,300 <br />280 <br />22 <br />12 <br />53 <br />02/24/97 <br />25.25 <br />0.00 <br />-13.91 <br />6,600 <br />610 <br />56 <br />38 <br />120 <br />05/19/97 <br />24.68 <br />0.00 <br />-13.34 <br />2,100 <br />140 <br />13 <br />7.9 <br />19 <br />08/21/97 <br />25.63 <br />0.00 <br />-14.29 <br />7,800 <br />620 <br />140 <br />110 <br />330 <br />11/18/97 <br />26.92 <br />0.00 <br />-15.58 <br /><50 <br />53 <br />4.6 <br />6.4 <br />16 <br />02/09/98 <br />24.57 <br />0.00 <br />-13.23 <br />1,600 <br />160 <br /><1 <br />12 <br />27 <br />05/21/98 <br />20.36 <br />0.00 <br />-9.02 <br />1,200 <br />150 <br />5.4 <br />7.8 <br />20 <br />08/11/98 <br />20.56 <br />0.00 <br />-9.22 <br />3,500 <br />290 <br />26 <br />22 <br />56 <br />11/09/98 <br />21.79 <br />0.00 <br />-10.45 <br />5,400 <br />430 <br />82 <br />57 <br />150 <br />02/17/99 <br />22.05 <br />0.00 <br />-10.71 <br />60 <br />1.6 <br /><0.500 <br /><0.500 <br /><0.500 <br />05/25/99 <br />20.67 <br />0.00 <br />-9.33 <br />4,800 <br />770 <br />130 <br />190 <br />530 <br />08/18/99 INA <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />11/05/99 <br />19.28 <br />0.00 <br />-7.94 <br />1,100 <br />230 <br />31 <br />13 <br />41 <br />02/22/00 <br />19.53 <br />0.00 <br />-8.19 <br />2,100 <br />200 <br />24 <br /><10.0 <br />34 <br />05/16/00 <br />20.03 <br />0.00 <br />-8.69 <br />3,700 <br />220 <br />26 <br />29 <br />66 <br />8.1 <br />130 <br /><2.00 <br /><2.00 <br /><2.00 <br /><2.00 <br />2.0 <br />08/30/00 <br />21.18 <br />0.00 <br />-9.84 <br />2,600 <br />240 <br />190 <br />11 <br />11 <br />23 <br />2.5 <br /><100 <br /><2.00 <br /><2.00 <br /><2.00 <br /><2.00 <br /><2.00 <br />11/21/00 <br />21.92 <br />0.00 <br />-10.58 <br />2,500 <br />320 <br />210 <br />9.3 <br />11 <br />25 <br />3.3 <br /><100 <br /><2.00 <br /><2.00 <br /><2.00 <br /><2.00 <br /><2.00 <br />02/15/01 <br />22.00 <br />0.00 <br />-10.66 <br />2,100 <br />470 <br />280 <br />18 <br />35 <br />73 <br />8.1 <br /><200 <br /><2.00 <br /><2.00 <br /><2.00 <br /><2.00 <br /><2.00 <br />05/17/01 <br />21.35 <br />0.00 <br />-10.01 <br />1,500 <br /><50 <br />25 <br />0.71 <br /><0.50 <br />4.1 <br />0.58 <br />24 <br /><0.50 <br /><0.50 <br /><0.50 <br /><0.50 <br /><0.50 <br />08/16/01 <br />22.85 <br />0.00 <br />-11.51 <br />3,000 <br /><200 <br />170 <br />5.7 <br />18 <br />37 <br />3.0 <br />65 <br /><2.0 <br /><2.0 <br /><2.0 <br /><2.0 <br /><2.0 <br />12/06/01 <br />24.80 <br />0.00 <br />-13.46 <br />4,800 <br /><300 <br />340 <br />12 <br />44 <br />82 <br />5.0 <br />67 <br /><2.0 <br /><2.0 <br /><2.0 <br /><500 <br /><2.0 <br /><2.0 <br />02/14/02 <br />10.21 <br />22.33 <br />0.00 <br />-12.12 <br />4,600 <br /><200 <br />280 <br />11 <br />34 <br />70 <br />6.0 <br />62 <br /><2.0 <br /><2.0 <br /><2.0 <br />- <br /><2.0 <br /><2.0 <br />05/31/02 <br />22.30 <br />0.00 <br />-12.09 <br />4,300 <br /><150 <br />230 <br />11 <br />40 <br />77 <br />3.9 <br /><50 <br /><2.0 <br /><2.0 <br /><2.0 <br /><2.0 <br /><2.0 <br />08/23/02 <br />23.53 <br />0.00 <br />-13.32 <br />2,400 <br /><100 <br />94 <br />3.6 <br />12 <br />23 <br />1.3 <br /><50 <br /><2.0 <br /><2.0 <br /><2.0 <br /><2.0 <br /><2.0 <br />09/27/02 <br />23.99 <br />0.00 <br />-13.78 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />Duplicate 2 <br />11/13/02 <br />24.48 <br />0.00 <br />-14.27 <br />4,600 <br /><200 <br />160 <br />7.0 <br />30 <br />51 <br />2.9 <br /><50 <br /><2.0 <br /><2.0 <br /><2.0 <br /><2.0 <br /><2.0 <br />0.7 <br />02/11/03 <br />23.41 <br />0.00 <br />-13.20 <br />3,200 <br />200 <br />84 <br />4.1 <br />17 <br />29 <br />1.9 <br /><50 <br /><2.0 <br /><2.0 <br /><2.0 <br /><2.0 <br /><2.0 <br />1.0 <br />05/29/03 <br />23.11 <br />0.00 <br />-12.90 <br />4,600 <br /><200 <br />120 <br />4.6 <br />16 <br />29 <br /><5.0 <br /><50 <br /><2.0 <br /><2.0 <br /><2.0 <br /><2.0 <br /><2.0 <br />- <br />08/14/03 <br />23.93 <br />0.00 <br />-13.72 <br />2,000 <br />110 <br />53 <br />2.1 <br />7.5 <br />12 <br />1.6 <br />24 <br /><4.0 <br /><4.0 <br /><4.0 <br /><1.0 <br /><1.0 <br />11/03/03 <br />24.74 <br />0.00 <br />-14.53 <br />7,300 <br />320 <br />280 <br />15 <br />55 <br />84 <br /><5.0 <br /><50 <br /><20 <br /><20 <br /><20 <br /><5.0 <br /><5.0 <br />02/09/04 <br />24.21 <br />0.00 <br />-14.00 <br />2,900 <br />400 <br />110 <br />5.5 <br />20 <br />28 <br /><5.0 <br /><50 <br />- <br />- <br />- <br /><5.0 <br /><5.0 <br />05/10/04 <br />23.58 <br />0.00 <br />-13.37 <br />5,200 <br />240 <br />230 <br />9.6 <br />35 <br />44 <br />5.3 <br /><50 <br />- <br />- <br />- <br /><5.0 <br /><5.0 <br />08/09/04 <br />24.72 <br />0.00 <br />-14.51 <br />2,200 <br />83 <br />31 <br />1.3 <br />5.0 <br />6.6 <br />1.3 <br />15 <br /><4.0 <br /><4.0 <br /><4.0 <br /><100 <br /><1.0 <br /><1.0 <br />11/15/04 <br />25.60 <br />0.00 <br />-15.39 <br />3,300 <br />100 <br />68 <br />3.1 <br />13 <br />15 <br />1.8 <br />25 <br />- <br />- <br />- <br />- <br /><1.0 <br /><1.0 <br />02/08/05 <br />24.39 <br />0.00 <br />-14.18 <br />3,100 <br />87 <br />63 <br />2.3 <br />6.7 <br />9.0 <br />1.5 <br />23 <br /><1.0 <br /><1.0 <br />05/09/05 <br />22.14 <br />0.00 <br />-11.93 <br />2,800 <br />130 <br />81 <br />3.2 <br />4.2 <br />7.6 <br />3.2 <br />22 <br /><1.0 <br /><1.0 <br />08/08/05 <br />22.71 <br />0.00 <br />-12.50 <br />1,900 <br />130 <br />120 <br />3.6 <br />11 <br />13 <br /><1.0 <br />26 <br /><4.0 <br /><4.0 <br /><4.0 <br /><100 <br /><1.0 <br /><1.0 <br />11/07/05 <br />23.82 <br />0.00 <br />-13.61 <br />1,900 <br />150 <br />82 <br />3.7 <br />12 <br />13 <br />2.5 <br /><5.0 <br />- <br />- <br />- <br />- <br /><0.50 <br /><0.50 <br />02/06/06 <br />1 <br />22.87 <br />0.00 <br />-12.66 <br />1 3,400 <br />240 <br />170 <br />6.8 <br />6.5 <br />9.3 <br />6.7 <br />44 <br /><2.0 <br /><2.0 <br />stockton_charter_ way_comingles_plume_4g22.xlsm Page 61 of 116 Stantec <br />