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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 Groundwater Well ID Depth to Water Total (TOC ft am 1) Sample Date (ft below TOC) Elevation TO 1,2,-DCP 1,2,3-TCP DBCP EDB (feet amsl) (mg/L) Ammonia-N (pg/L) (pg/L) (pg/L) (pg/L) (mg/L) CDPH Maximum Contaminant Level 10 5.0 0.2 0.05 CDPH Response Level I Notification Level 0.51 0.005 MW-15B 9/5/2012 48.88 -20.46 8.9 --- <1.0 0.25 <5.0 <10 (cont.) 3/4/2013 52.58 -24.16 - --- - - --- --- 9/11/2013 55.28 -26.86 15.4 --- 1.4 0.95 --- --- 2/10/2014 54.07 -25.65 - --- - - --- --- 9/15/2014 61.36 -32.94 8.64 --- <0.50 0.63 --- --- 3/16/2015 59.79 -31.37 - - - --- --- 8/172015 65.31 -36.89 10.5 --- 0.92 0.43 - 3l12016 61.65 -33.23 - - - - -- 8/102016 65.40 -36.98 24.7 - 3.3 0.89 --- --- 2114/2017 -- 2/4 017 28.42 -13.96 MW-16B 822001 56.33 -28.58 24 0.12 4.0 2.2 0.87 0.066 2775 3/182002 56.06 -28.31 26 <0.82 1.9 0.57 0.47 <0.02 9/112002 63.23 -35.48 8.6 <0.5 1.6 0.47 0.12 0.07 3212003 59.57 -31.82 18.9 <0.1 2.5 0.68 0.17 0.03 7/102003 61.53 -33.78 21.9 <0.5 2.4 0.76 0.28 0.03 1172004 62.51 -34.76 21.5 <0.5 2.2 0.70 0.34 <0.02 7172004 63.00 -35.25 0.37 <0.10 2.0 0.71 0.69 <0.020 1/42005 64.97 -37.22 22 <0.10 2.8 0.79 0.54 <0.020 7/142005 57.92 -30.17 18 <0.1 2.0 0.55 0.13 <0.02 1/302006 51.11 -23.36 20 0.21 <1.0 0.52 0.090 <0.020 8/22006 50.36 -22.61 18 <0.10 2.1 0.44 0.17 <0.020 1232007 50.64 -22.89 15 <0.10 0.0 0.42 0.54 <0.020 7/17/2007 53.05 -25.30 14 0.21 2.7 0.60 0.56 <0.020 2/26/2008 53.84 -26.09 20 <0.10 2.4 0.42 0.34 <0.020 7/30/2008 58.34 -30.59 23 - 2.2 0.48 0.24 <0.010 128/2009 62.42 -34.67 21 - 2.3 0.40 0.054 <0.010 925/2009 65.56 -37.81 28.3 <1 1.5 0.25 0.23 <0.025 2/172010 59.72 -31.97 20.7 - 2.8 <0.025 <0.025 <0.025 10252010 55.75 -28.00 25 - 2.0 1.2 0.083 <0.010 3202011 51.02 -23.27 17 - 1.8 0.27 0.25 0.015 8232011 48.69 -20.94 22 - 1.7 0.35 0.27 0.020 4232012 47.63 -19.88 25 - 1.1 0.35 0.22 0.062 9152012 45.51 -17.76 29 - 1.7 0.30 0.24 0.022 3142013 50.73 -22.98 23.5 - 2.1 0.31 0.33 0.021 9/112013 53.69 -25.94 23.2 - 1.8 0.25 0.21 0.017 2/112014 52.22 -24.47 25 - 2.0 0.24 0.20 0.015 9/152014 58.64 -30.89 23.4 - 1.4 0.26 0.12 0.010 3/162015 58.27 -30.52 19.3 - 1.4 0.35 <0.0096 <0.0096 8/18/2015 62.53 -34.78 23.1 - 1.2 0.19 0.11 <0.0096 3/82016 60.66 -32.91 21.6 - 2.1 1.10 0.11 0.010 8/92016 WELL PAVED OVER 2/14/2017 WELL PAVED OVER MW-17B 822001 53.77 -27.69 18 <0.082 3.4 8.4 0.039 ND 26.08 3/182002 53.59 -27.51 7.9 <0.82 0.78 0.83 0.019 <0.02 9/102002 60.26 -34.18 6.9 <0.5 0.57 0.49 <0.02 <0.02 3212003 57.65 -31.57 5 <0.1 <0.5 0.57 <0.02 <0.02 7/102003 59.07 -32.99 3.8 <0.5 <0.5 0.79 <0.02 <0.02 1/72004 60.13 -34.05 4.6 0.53 <0.5 0.42 <0.02 <0.02 7172004 60.55 -34.47 <0.10 0.25 <1.0 0.31 <0.020 <0.020 1/42005 62.75 -36.67 3.4 <0.10 <1.0 0.31 <0.020 <0.020 7/142005 55.96 -29.88 <0.10 <0.1 <1.0 0.27 <0.02 <0.02 1/302006 48.80 -22.72 4.5 <0.10 <1.0 0.28 <0.020 <0.020 822006 46.44 -20.36 1.8 <0.10 <1.0 0.071 <0.020 <0.020 12312007 48.29 -22.21 5.0 <0.10 <1.0 0.055 <0.020 <0.020 7/17/2007 - - - - NS - - - 2272008 - - - - NS - - 2/172010 57.82 -31.74 17.8 - <1.0 0.16 --- --- 10252010 - - - - - - --- --- 3202011 48.23 -22.15 - - - - --- --- 8/22/2011 46.06 -19.98 6.7 - 0.0 0.054 --- --- 4232012 47.80 -21.72 - - - - --- --- 9/52012 47.69 -21.61 9.2 - 0.0 0.098 <5.0 0.0 3142013 48.83 -22.75 - - - -- --- --- 9/5/2013 51.58 -25.50 7.45 - <0.50 0.058 --- --- /10/ 014 1 5098 -24.90 - - --- --- --- ---