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TABLE 2 HISTORICAL GROUNDWATER ELEVATION AND ANALYTICAL DATA Crop Production Services,Inc. 1905 N.Broadway Avenue Stockton,California Nitrogen Compounds vOCs Fumigants Ammonia-N Groundwater Well ID Depth to Water Total Sample Date Elevation TON 1,2,-DCP 1,2,3-TCP DBCP EDB (TOC It am 1) (ft below TOC) (feet amsl) (mgl L) (mg/L) (Ng/L) (NgIL) (NgIL) (NgIL) CDPH Maximum Contaminant Level 10 5.0 0.2 0.05 CDPH Response Level/Notification Level 0.5 10.005 MW-19B 2/14/2017 52.12 -27.36 - --- --- --- --- - MW-20B 12/23/2002 59.92 -35.11 8.5 <0.5 0.96 0.48 '0.02 0.02 2481 3/21/2003 57.00 -32.19 6.3 0.2 0.56 0.24 '0.02 <0.02 5/29/2003 57.81 -33.00 7 <0.5 0.7 0.38 <0.02 '0.02 7/10/2003 64.21 -39.40 12 0.94 1.2 0.78 <0.02 <0.02 10/9/2003 68.82 -44.01 13.3 <0.5 <0.5 0.65 <0.02 <0.02 1!7/2004 60.35 -35.54 12.7 <0.5 1.2 0.66 '0.02 <0.02 7/8/2004 61.35 -36.54 <0.10 <0.10 <1.0 0.8 <0.020 <0.020 1/5/2005 62.71 -37.90 17 <0.10 <5.0 0.66 <0.020 <0.020 7/14/2005 55.56 -30.75 2.6 <0.1 <5.0 0.46 <0.02 <0.02 1/31/2006 46.75 -21.94 5.9 0.21 <1.0 0.34 <0.020 <0.020 8/2/2006 48.62 -23.81 3.1 <0.10 <1.0 0.061 <0.020 <0.020 1/24/2007 48.92 -24.11 6.1 <0.10 <10 0.075 <0.020 <0.020 7/16/2007 50.86 -26.05 0.80 0.14 <10 0.11 <0.020 <0.020 2/26/2008 50.91 -26.10 8.4 <0.10 2.0 0.32 <0.020 <0.020 7/30/2008 57.01 -32.20 - - 1.9 0.36 - - 9/24/2009 63.89 -39.08 --- - 3.7 1.2 - --- 10/25/2010 53.92 -29.11 --- 2.3 0.79 - 3/20/2011 47.02 -22.21 - - - - 8/23/2011 45.69 -20.88 - 1.7 0.67 - -- 4/23/2012 44.51 -19.70 - - - - -- 9/4/2012 45.67 -20.86 --- - 1.5 0.31 <5.0 <1.0 3/4/2013 48.08 -23.27 --- - - - - - 9/5/2013 51.89 -27.08 -- - 1.4 0.27 - - 2/10/2014 49.04 -24.23 -- - - - - - 9/15/2014 57.33 -32.52 -- - 0.91 0.23 3/16/2015 56.79 -31.98 - - - - --- --- 8/18/2015 60.98 -36.17 - - 1.8 0.34 - - 3/7/2016 58.38 -33.57 Well Destroyed 03/07/2016 MW-20BR 2/14/2017 46.38 -21.04 - - 4.6 0.018 <0.0098 '00098 25.34 MW-22B 4/24/2012 46.98 -19.06 11 6.9 <1.0 0.48 -0.010 '0.010 27.92 9/7/2012 48.70 -20.78 22 0.34 <1.0 1.4 0.046 0.011 3/4/2013 51.92 -24.00 25.4 0.557 1.1 2.8 0.17 0.017 9/1112013 54.72 -26.80 9.14 0.191 <0.50 0.47 <0.0097 <0.0097 2/1212014 52.84 -24.92 69.6 0.306 15 5.6 0.17 0.18 9/16/2014 60.78 -32.86 19 1.09 0.87 1.2 0.036 <0.0096 3/17/2015 58.95 -31.03 14 2.27 0.85 1.4 0.041 <0.OD96 8/19/2015 64.85 -36.93 13.6 0.103 0.72 0.81 0.029 '0.0096 3/9/2016 60.52 -32.60 9.89 1.91 0.64 0.78 - - 8/11/2016 65.06 -37.14 18.2 <0.050 0.60 1.3 0.054 0.010 2/1572017 39.21 -11.29 14.0 0.128 0.61 1.1 MW-23B 4/2372012 47.33 -19.63 4.1 '0.10 <1.0 0.31 <0.010 0.026 27.70 9/6/2012 48.31 -20.61 7.4 <0.10 <1.0 0.19 0.012 0.010 3/5/2013 51.35 -23-65 9.62 0.142 <0.50 0.50 0.020 0.011 9/11/2013 54.21 -26.51 14.6 <0.050 1.4 2.1 0.037 0.036 2/1112014 52.63 -24.93 10 0.312 0.62 1.0 0.019 0.018 9/16/2014 60.00 -32.30 14.7 <0.050 1.6 2.3 0.049 0.054 3/17/2015 58.55 -30.85 13.1 '0.050 1.1 2.0 0.053 0.042 8/19/2015 63.97 -36.27 15.2 <0.050 1.6 0.92 0.074 0.023 3/8/2016 60.65 -32.95 8.66 <0.050 0.69 0.73 - - 8/10/2016 64.22 -36.52 9.88 0.099 0.64 0.30 0.041 <0.0097 2/1412017 43.67 -15.97 14.90 <0.050 1.2 0.91 MW-248 4/23/2012 46.78 A9.43 0.76 0.90 <1.0 0.045 <0.010 <0.010 27.35 9/6/2012 47.95 -20.60 2.8 0.17 <1.0 0.68 0.033 0.026 3/5/2013 50.90 23.55 7.87 0.476 1.3 1.5 0.056 0.046 9/10/2013 53.78 -26.43 0.874 0.246 <0.50 0.32 <0.0097 <0.0097 2/11/2014 52.29 -24.94 3.94 0.215 <0.50 0.15 0.015 4.0098 9/16/2014 59.43 -32.08 3.82 2.04 <0.50 0.45 0.015 <0.0095 3/17/2015 58.11 -30.76 3.86 0.100 <0.50 0.10 <0.0097 <0.0097 8/19/2015 63.49 -36.14 5.15 0.112 <0.50 0.15 <0.0097 <0.0097 3/8/2016 60.32 -32.97 2.54 <0.050 <0.50 0.14 - - 8/10/2016 63.73 -36.38 7.94 <0.050 <0.50 0.027 <0.0097 <0.D097 2/14/2017 44.33 -16.96 11.3 <0.050 <0.50 0.043 MW-25B 4/23/2012 50.18 -19.05 21 12 11 4.4 0.18 0.16 31 1 -20.62 59 1 ijo 57 7.6 Q 3 Q 3z