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Table 5 <br /> Historical Groundwater Analytical Data <br /> South Shore Parcels-Parcel 2A and Adjacent Areas <br /> West Weber Avenue and North Lincoln Street <br /> Stockton,California <br /> Depth Ethyl- <br /> Sample (feet, Date TPHg TPHd TPHo Benzene Toluene benzene Xylenes MTBE TBA As <br /> ID b s) Sampled (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L m /L <br /> A Zone Wells-Area 2A/2B and Adjacent Areas cont.) <br /> MW-20(cont.) --- 5/9/07 0.60 2.8 <0.05 <0.0005 <0.0005 <0.0005 <0.001 0.0010 <0.005 --- <br /> --- 7/3/07 Not sampled-no access agreement <br /> --- 10/8/07 Not sampled-no access agreement <br /> --- 1/25/08 0.49 2.1 <0.05 <0.0005 <0.0005 <0.0005 <0.001 0.00091 <0.005 0.059 <br /> --- 4/23/08 0.49 2.3 <0.05 <0.0005 <0.0005 <0.0005 <0.001 0.00083 <0.005 --- <br /> --- 7/24/08 0.50 3.2 <0.05 <0.0005 <0.0005 <0.0005 <0.001 0.00089 <0.005 0.078 <br /> --- 10/22/08 0.50 2.8 <0.05 <0.0005 <0.0005 <0.0005 <0.001 0.00066 <0.005 --- <br /> --- 1/21/09 0.48 3.8 0.0928 <0.0005 <0.0005 <0.0005 <0.001 0.0011 <0.005 0.078 <br /> --- 4/22/09 0.50 2.9 <0.05 <0.0005 <0.0005 <0.0005 <0.001 0.00082" <0.005 --- <br /> --- 7/29/09 0.44 2.0 <0.05 <0.0005 <0.0005 <0.0005 0.00054 0.00077 <0.005 0.11 <br /> --- 10/20/09 0.37 3.9 0.067" <0.0005" <0.0005 <0.0005 <0.0005 0.00062 <0.005 --- <br /> --- 1/21/10 0.47 3.6 <0.05 <0.0005 <0.0005 <0.0005 <0.0005 0.00062 <0.005 0.11 <br /> --- 4/20/10 0.53 2.5 <0.05 <0.0005 <0.0005 <0.0005 <0.0005 0.0006 <0.005 --- <br /> --- 7/22/10 0.45 2.7 <0.05 <0.0005 <0.0005 <0.0005 0.00060 0.00069" <0.005 0.094 <br /> --- 10/21/10 0.49 3.3 <0.05 <0.0005 <0.0005 <0.0005 <0.0005 0.00053 <0.005 --- <br /> --- 1/27/11 0.54 2.7 <0.05 <0.0005 <0.0005 <0.0005 <0.0005 <0.0005 <0.005 0.13 <br /> --- 4/21/11 0.45 2.3 <0.05 <0.0005 <0.0005 <0.0005 <0.0005 <0.0005 <0.005 --- <br /> --- 7/21/11 0.40 2.8 <0.05 <0.0005 <0.0005 <0.0005 <0.0005 <0.0005 <0.005 0.058 <br /> --- 10/20/11 0.36 3.1 0.078" <0.0005 <0.0005 <0.0005 <0.0005 <0.0005 <0.005 --- <br /> --- 1/18/12 0.42 2.8 <0.05 <0.0005 <0.0005 <0.0005 <0.0005 <0.0005 <0.005 0.038 <br /> --- 4/17/12 0.39 2.4 <0.05 <0.0005 <0.0005 <0.0005 <0.0005 <0.0005 <0.005 --- <br /> --- 7/17/12 0.41 2.3 <0.05 <0.0005 <0.0005 <0.0005 <0.0005 <0.0005 <0.005 <0.0050 <br /> --- 10/16/12 0.39 3.1 <0.05 <0.0005 <0.0005 <0.0005 <0.0005 <0.0005 <0.005 --- <br /> --- 2/15/13 0.42 2.3 <0.05 <0.0005 <0.0005 <0.0005 <0.0005 <0.0005 <0.005 --- <br /> --- 4/17/13 0.23 0.085 <0.05 <0.0005 <0.0005 <0.0005 <0.0005 <0.0005 <0.005 --- <br /> --- 7/18/13 2.8 1.1 0.06 87 <0.0005 <0.0005 0.00062 0.0012 <0.0005 <0.005 0.13 <br /> --- 10/14/13 0.28 2.3 <0.05 <0.0005 <0.0005 <0.0005 <0.0005 <0.0005 <0.005 --- <br /> --- 1/29/14 3.8 1.2 <0.05 <0.0005 <0.0005 0.0007 0.0013 <0.0005 <0.005 --- <br /> --- 4/22/14 0.35 2.1 <0.05 <0.0005 <0.0005 <0.0005 0.00053 <0.0005 <0.005 --- <br /> 34 1.8 0.18 36 <0.005 <br /> MW-21 --- 4/15/03 0.17 3.5 0.14 4 <0.0005 <0.0005 <0.0005 <0.001 <0.0005 0.094 0.007 <br /> --- 5/7/03 0.12 12 0.83 4 <0.0005 <0.0005 <0.0005 <0.001 <0.0005 0.034 <0.025 <br /> --- 8/20/03 0.22 9.1 0.56 4 <0.0005 <0.0005 <0.0005 <0.001 <0.0005 0.110 0.0053 <br /> --- 11/13/03 0.28 10 1.20 4 <0.0005 <0.0005 <0.0005 <0.001 <0.0005 0.110 <0.015 <br /> --- 2/20/04 0.42 7.6 0.3116 <0.0005 <0.0005 <0.0005 <0.001 <0.0005 0.210 0.012 <br /> --- 6/1/04 Not sampled due to SPH <br /> --- 9/7/04 --- --- --- --- --- <0.015 <br /> --- 9/28/04 0.058 5.7 0.37 4 <0.0005 <0.0005 <0.0005 <0.001 <0.0005 0.0077 --- <br /> --- 12/9/04 0.17 5.8 0.5016 <0.0005 <0.0005 <0.0005 <0.001 <0.0005 0.027 --- <br /> --- 2/22/05 Well Covered During Quarterly Monitoring Event <br /> --- 5/26/05 0.13 5.7 0.430 24 0.0032 <0.0005 <0.0005 <0.0005 <0.0005 <0.005 --- <br /> --- 8/24/05 0.11 4.5 0.43 24 0.00089 <0.0005 <0.0005 <0.001 <0.0005 0.019 0.013 <br /> --- 11/16/05 0.087 1.1 <0.05 <0.0005 <0.0005 <0.0005 <0.0015 <0.0005 0.034 --- <br /> --- 2/15/06 0.081 1.1 <0.05 0.0007 <0.0005 <0.0005 <0.001 <0.0005 <0.005 0.0268 <br /> --- 5/18/06 0.12 1.4 <0.05 <0.0005 <0.0005 <0.0005 <0.001 <0.0005 0.0079 --- <br /> --- 8/16/06 0.10 1.2 0.06228 <0.0005 0.00084 <0.0005 <0.0015 <0.0005 0.017 0.013 <br /> --- 11/16/0620 0.20 0.88 <0.05 <0.0005 <0.0005 <0.0005 <0.00130 <0.0005 0.096 --- <br /> --- 2/9/07 0.096 2.1 <0.05 <0.0005 <0.0005 <0.0005 <0.001 <0.0005 0.042 0.01 <br /> --- 5/8/07 0.11 2.8 0.1428 0.00067 <0.0005 <0.0005 <0.001 <0.0005 0.070 --- <br /> --- 7/5/07 0.21 1.9 <0.05 <0.0005 <0.0005 <0.0005 <0.001 <0.0005 0.059 0.014 <br /> --- 10/8/07 Not sampled-well inaccessible <br /> 1/24/08 0.095 1.7 <0.05 <0.0005" <0.0005 <0.0005 <0.001 <0.0005" 0.024 0.0072 <br /> Page 14 of 67 <br />