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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/L) <br />TPHd <br />(p9/L) <br />Motor <br />Oil <br />(N9/L) <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 />(p9/L) <br />EDB <br />(p9/L) <br />D.O. <br />(m9/L) <br />Comments <br />AMW-12 04/04/11 <br />NS <br />11.77 <br />17.30 <br />0.00 <br />-5.53 <br />0.24 <br />A Zone, redundant <br />10/16/12 <br />NSP <br />13.71 <br />0.00 <br />-1.94 <br />- <br />04/22/13 <br />INA <br />- <br />- <br />10/14/13 <br />NSP <br />18.31 <br />0.00 <br />-6.54 <br />04/22/14 <br />NSP <br />17.80 <br />0.00 <br />-6.03 <br />10/20/14 <br />NSP <br />19.93 <br />0.00 <br />-8.16 <br />04/27/15 <br />NSP <br />18.13 <br />0.00 <br />-6.36 <br />07/09/15 <br />DEST <br />- <br />- <br />- <br />CMW-1 03/23/95 <br />10.38 <br />33.60 <br />0.00 <br />-23.22 <br />05/26/95 <br />32.29 <br />0.00 <br />-21.91 <br />340 <br />170 <br />67 <br /><0.5 <br />11 <br />7.2 <br />7.9 <br />08/15/95 <br />31.78 <br />0.00 <br />-21.40 <br />57 <br />54 <br />12 <br /><0.5 <br />0.79 <br />0.67 <br />5.8 <br />11/16/95 <br />30.85 <br />0.00 <br />-20.47 <br />4,900 <br />650 <br />750 <br /><12 <br />100 <br />150 <br />17 <br />02/27/96 <br />29.44 <br />0.00 <br />-19.06 <br />1,200 <br />500 <br />130 <br /><2.5 <br />45 <br />28 <br />17 <br />05/15/96 <br />27.86 <br />0.00 <br />-17.48 <br />240 <br />- <br />3.8 <br /><0.5 <br />21 <br /><0.5 <br />- <br />06/19/96 <br />27.41 <br />0.00 <br />-17.03 <br />- <br />350 <br />- <br />- <br />- <br />- <br />15 <br />08/22/96 <br />27.06 <br />0.00 <br />-16.68 <br />3,500 <br />1,800 <br />590 <br /><10 <br /><10 <br />270 <br />33 <br />11/25/96 <br />26.65 <br />0.00 <br />-16.27 <br />8,400 <br />800 <br /><10 <br />140 <br />550 <br />81 <br />05/19/97 <br />23.94 <br />0.00 <br />-13.56 <br />8,600 <br />1,600 <br />1,700 <br /><20 <br />420 <br />430 <br />49 <br />08/21/97 <br />24.58 <br />0.00 <br />-14.20 <br />5,900 <br />1,000 <br />1,100 <br /><10 <br />340 <br />330 <br />44 <br />11/17/97 <br />25.55 <br />0.00 <br />-15.17 <br />5,000 <br />1,400 <br />780 <br /><10 <br />180 <br />150 <br />1,800 <br /><5 <0.5 <0.5 <0.5 <50 14 <br />02/09/98 <br />32.43 <br />0.00 <br />-22.05 <br />620 <br />130 <br />110 <br />1.8 <br />15 <br />23 <br />- <br />- - - - - 8.2 <br />05121/98 <br />19.57 <br />0.00 <br />-9.19 <br /><50 <br />500 <br /><0.5 <br /><0.5 <br /><0.5 <br /><0.5 <br />4.9 <br /><5 <0.5 <0.5 <0.5 <50 <0.5 <br />08/11/98 <br />19.38 <br />0.00 <br />-9.00 <br />1,200 <br />100 <br />71 <br />4.5 <br />2.0 <br />7.9 <br />- <br />- - - - - 47 <br />11/09/98 <br />20.52 <br />0.00 <br />-10.14 <br />2,400 <br />600 <br />420 <br /><10 <br />12 <br />30 <br />47 <br />02/17/99 <br />19.65 <br />0.00 <br />-9.27 <br />87 <br />220 <br /><0.5 <br />0.77 <br />0.60 <br /><0.5 <br />0.96 <br />05/25/99 <br />19.12 <br />0.00 <br />-8.74 <br /><50 <br />140 <br /><0.5 <br /><0.5 <br /><0.5 <br /><0.5 <br />2.9 <br />08/18/99 <br />20.19 <br />0.00 <br />-9.81 <br />200 <br />360 <br />12 <br />6.4 <br />9.1 <br />18 <br />3.4 <br />08/27/99 <br />20.51 <br />0.00 <br />-10.13 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />05/31 /00 <br />18.97 <br />0.00 <br />-8.59 <br /><50 <br />170 <br /><0.50 <br /><0.50 <br /><0.50 <br /><0.50 <br />- <br />08/14/00 <br />19.61 <br />0.00 <br />-9.23 <br /><50 <br />170 <br /><0.50 <br /><0.50 <br /><0.50 <br /><0.50 <br /><2.0 <br />11/21/00 <br />19.56 <br />0.00 <br />-9.18 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />12/02/00 <br />20.75 <br />0.00 <br />-10.37 <br /><50 <br />94 <br /><0.50 <br /><0.50 <br /><0.50 <br />1.1 <br />- <br />02/15/01 <br />20.96 <br />0.00 <br />-10.58 <br /><100 <br />280 <br /><1.00 <br /><1.00 <br /><1.00 <br /><1.00 <br /><1.6 <br />05/17/01 <br />20.19 <br />0.00 <br />-9.81 <br /><50 <br />160 <br /><0.50 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.6 <br />08/16/01 <br />21.47 <br />0.00 <br />-11.09 <br /><500 <br />170 <br /><5.0 <br /><5.0 <br /><5.0 <br /><5.0 <br /><1.6 <br />12/06/01 <br />22.22 <br />0.00 <br />-11.84 <br />130 <br />970 <br />1.5 <br /><0.50 <br /><0.50 <br /><1.5 <br /><2 <br />02/14/02 <br />21.15 <br />0.00 <br />-10.77 <br />230 <br />1,000 <br />0.53 <br />0.69 <br /><0.50 <br /><1.5 <br /><2 <br />05/31/02 <br />20.98 <br />0.00 <br />-10.60 <br />170 <br />460 <br />0.61 <br /><0.50 <br /><0.50 <br /><1.5 <br /><2 <br />08/23/02 <br />22.27 <br />0.00 <br />-11.89 <br />190 <br />430 <br /><0.5 <br /><0.5 <br /><0.5 <br /><0.5 <br /><2 <br />11/13/02 <br />23.11 <br />0.00 <br />-12.73 <br />140 <br />350 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.0 <br /><2 <br />02/12/03 <br />21.70 <br />0.00 <br />-11.32 <br />77 <br />3,000 <br /><0.5 <br />0.70 <br /><0.5 <br />0.60 <br /><2 <br />05/29/03 <br />20.40 <br />0.00 <br />-10.02 <br /><50 <br />110 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.0 <br /><2 <br />08/04/03 <br />20.52 <br />0.00 <br />-10.14 <br /><50 <br />83 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.0 <br /><2 <br />11/03/03 <br />20.92 <br />0.00 <br />-10.54 <br /><50 <br />120 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1 <br /><2 <br />02/09/04 <br />22.71 <br />0.00 <br />-12.33 <br /><50 <br />660 <br /><0.5 <br />2.0 <br /><0.5 <br />1.6 <br /><0.5 <br />05/10/04 <br />1 <br />22.02 <br />0.00 <br />-11.64 <br />1 <50 <br />4,900 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1 <br /><0.5 <br />stockton_charter_ way_comingles_plume_4g22.xlsm Page 29 of 116 Stantec <br />